Central Taxonomic Thesaurus

Taxon Search
  Plantae
    Tracheophyta
           [Tracheobionta]
    Spermatophyta
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
               Asterids
               Campanulids
                    Asterales
                            Asteraceae
                                   [Compositae]
                                     Aaronsohnia
                                             Aaronsohnia factorovskyi
                                     Abrotanella
                                             Abrotanella linearis
                                     Absinthium
                                             Absinthium camphoratum
                                     Acamptopappus
                                           [Sphaerocephala]
                                             Acamptopappus shockleyi
                                             Acamptopappus sphaerocephalus
                                               Acamptopappus sphaerocephalus subsp. sphaerocephalus
                                               Acamptopappus sphaerocephalus var. hirtellus
                                               Acamptopappus sphaerocephalus var. sphaerocephalus
                                                     [Aplopappus sphaerocephalus]
                                                     [Haplopappus sphaerocephalus]
                                     Acanthambrosia
                                     Acanthocephalus
                                             Acanthocephalus amplexifolius
                                             Acanthocephalus benthamianus
                                     Acanthocladium
                                             Acanthocladium carlottae
                                     Acantholepis
                                     Acanthospermum
                                             Acanthospermum australe
                                                   [Acanthospermum brasilium]
                                                   [Acanthospermum xanthioides var. obtusifolium]
                                                   [Centrospermum xanthoides]
                                             Acanthospermum brasilum
                                             Acanthospermum glabratum
                                                   [Acanthospermum xanthioides var. glabratum]
                                             Acanthospermum hispidum
                                             Acanthospermum humile
                                             Acanthospermum xanthioides
                                     Acanthostyles
                                             Acanthostyles buniifolius
                                     Acanthoxanthium
                                     Achaenipodium
                                     Achaetogeron
                                             Achaetogeron affinis
                                             Achaetogeron mexicanus
                                             Achaetogeron palmeri
                                             Achaetogeron pinnatifidus
                                             Achaetogeron purpurascens
                                     Achillea
                                             Achillea abrotanoides
                                             Achillea aegyptiaca
                                                   [Achillea tournefortii]
                                             Achillea ageratifolia
                                               Achillea ageratifolia subsp. aizoon
                                               Achillea ageratifolia subsp. serbica
                                                     [Achillea serbica]
                                             Achillea ageratum
                                             Achillea alexandri-regis
                                             Achillea alpina
                                                   [Achillea sibirica]
                                             Achillea arabica
                                                   [Achillea biebersteinii]
                                             Achillea argentea
                                             Achillea asiatica
                                             Achillea asplenifolia
                                             Achillea atrata
                                             Achillea barrelieri
                                               Achillea barrelieri subsp. barrelieri
                                                     [Anthemis barrelieri]
                                             Achillea biserrata
                                             Achillea callichroa
                                             Achillea cartilaginea
                                             Achillea chamaemelifolia
                                             Achillea chrysocoma
                                             Achillea clavennae
                                             Achillea clusiana
                                             Achillea clypeolata
                                             Achillea coarctata
                                             Achillea collina
                                             Achillea conferta
                                             Achillea cretica
                                             Achillea crithmifolia
                                             Achillea decolorans
                                             Achillea dentifera
                                             Achillea distans
                                               Achillea distans subsp. stricta
                                                     [Achillea stricta]
                                               Achillea distans subsp. tanacetifolia
                                             Achillea erba-rotta
                                               Achillea erba-rotta subsp. erba-rotta
                                                     [Achillea herba-rota]
                                               Achillea erba-rotta subsp. moschata
                                               Achillea erba-rotta subsp. rupestris
                                             Achillea falcata
                                             Achillea filipendulina
                                                   [Achillea eupatorium]
                                                   [Achillea filicifolia]
                                             Achillea formosa
                                               Achillea formosa subsp. amanica
                                             Achillea fraasii
                                             Achillea fragrantissima
                                             Achillea getica
                                             Achillea grandifolia
                                             Achillea holosericea
                                             Achillea impatiens
                                             Achillea latiloba
                                             Achillea leptophylla
                                             Achillea ligustica
                                             Achillea lingulata
                                             Achillea macrocephala
                                             Achillea macrophylla
                                             Achillea magna
                                             Achillea maritima
                                                   [Diotis candidissima]
                                               Achillea maritima subsp. maritima
                                                     [Santolina maritima]
                                             Achillea maura
                                             Achillea micrantha
                                             Achillea millefolium
                                                   [Achillea alpicola]
                                                   [Achillea angustissima]
                                                   [Achillea arenicola]
                                                   [Achillea aspleniifolia]
                                                   [Achillea borealis subsp. arenicola]
                                                   [Achillea borealis subsp. californica]
                                                   [Achillea borealis subsp. typica]
                                                   [Achillea borealis var. arenicola]
                                                   [Achillea borealis var. borealis]
                                                   [Achillea borealis var. californica]
                                                   [Achillea borealis]
                                                   [Achillea californica]
                                                   [Achillea eradiata]
                                                   [Achillea fusca]
                                                   [Achillea gigantea]
                                                   [Achillea gracilis]
                                                   [Achillea lanulosa f. lanulosa]
                                                   [Achillea lanulosa ssp. lanulosa]
                                                   [Achillea lanulosa subsp. alpicola]
                                                   [Achillea lanulosa subsp. lanulosa]
                                                   [Achillea lanulosa subsp. megacephala]
                                                   [Achillea lanulosa subsp. typica]
                                                   [Achillea lanulosa var. alpicola]
                                                   [Achillea lanulosa var. arachnoidea]
                                                   [Achillea lanulosa var. eradiata]
                                                   [Achillea lanulosa var. lanulosa]
                                                   [Achillea lanulosa]
                                                   [Achillea laxiflora]
                                                   [Achillea megacephala]
                                                   [Achillea millefolium subsp. atrotegula]
                                                   [Achillea millefolium subsp. borealis]
                                                   [Achillea millefolium subsp. lanulosa]
                                                   [Achillea millefolium subsp. occidentalis]
                                                   [Achillea millefolium subsp. pallidotegula]
                                                   [Achillea millefolium var. alpicola]
                                                   [Achillea millefolium var. arenicola]
                                                   [Achillea millefolium var. aspleniifolia]
                                                   [Achillea millefolium var. borealis]
                                                   [Achillea millefolium var. californica]
                                                   [Achillea millefolium var. fulva]
                                                   [Achillea millefolium var. fusca]
                                                   [Achillea millefolium var. gigantea]
                                                   [Achillea millefolium var. gracilis]
                                                   [Achillea millefolium var. lanulosa]
                                                   [Achillea millefolium var. litoralis]
                                                   [Achillea millefolium var. maritima]
                                                   [Achillea millefolium var. megacephala]
                                                   [Achillea millefolium var. nigrescens]
                                                   [Achillea millefolium var. occidentalis]
                                                   [Achillea millefolium var. pacifica]
                                                   [Achillea millefolium var. parviligula]
                                                   [Achillea millefolium var. parvula]
                                                   [Achillea millefolium var. puberula]
                                                   [Achillea millefolium var. rosea]
                                                   [Achillea millefolium var. russeolata]
                                                   [Achillea nigrescens]
                                                   [Achillea occidentalis]
                                                   [Achillea pacifica]
                                                   [Achillea palmeri]
                                                   [Achillea puberula]
                                                   [Achillea rosea]
                                                   [Achillea subalpina]
                                                   [Achillea tomentosa]
                                                   Achillea millefolium f. millefolium
                                                   Achillea millefolium f. rosea
                                               Achillea millefolium millefolium
                                               Achillea millefolium subsp. millefolium
                                                     [Achillea lanata]
                                                     [Achillea millefolium var. alpestris]
                                                     [Achillea millefolium var. lanata]
                                                     [Achillea millefolium var. rubra]
                                                     [Achillea millefolium var. tenuis]
                                                     [Achillea nabelekii]
                                               Achillea millefolium var. millefolium
                                             Achillea moschata
                                             Achillea multiflora
                                             Achillea nana
                                             Achillea neilreichii
                                             Achillea nobilis
                                               Achillea nobilis subsp. neilreichii
                                             Achillea ochroleuca
                                             Achillea odorata
                                             Achillea oxyloba
                                               Achillea oxyloba subsp. schurii
                                                     [Achillea schurii]
                                             Achillea pannonica
                                                   [Achillea seidlii]
                                             Achillea pectinata
                                             Achillea pindicola
                                               Achillea pindicola subsp. corabensis
                                             Achillea pratensis
                                             Achillea ptarmica
                                                   [Achillea ptarmica subsp. euptarmica]
                                               Achillea ptarmica subsp. macrocephala
                                             Achillea ptarmicifolia
                                                   [Achillea grandiflora]
                                             Achillea ptarmicoides
                                             Achillea pyrenaica
                                             Achillea roseo-alba
                                             Achillea rupestris
                                             Achillea salicifolia
                                               Achillea salicifolia ssp. salicifolia
                                               Achillea salicifolia subsp. salicifolia
                                             Achillea santolina
                                             Achillea santolinoides
                                               Achillea santolinoides subsp. santolinoides
                                               Achillea santolinoides subsp. wilhelmsii
                                             Achillea sedelmeyeriana
                                             Achillea setacea
                                             Achillea sulphurea
                                             Achillea tanacetifolia
                                             Achillea taurica
                                             Achillea taygetea
                                             Achillea tenuifolia
                                                   [Anthemis tenuifolia]
                                             Achillea teretifolia
                                             Achillea umbellata
                                             Achillea vermicularis
                                             Achillea wilhelmsii
                                                   [Achillea krascheninnikovii]
                                             Achillea wilsoniana
                                             Achillea ×polyphylla
                                     Achyrachaena
                                             Achyrachaena mollis
                                     Achyrocline
                                             Achyrocline adoensis
                                             Achyrocline alata
                                                   [Gnaphalium alatum]
                                             Achyrocline batocana
                                             Achyrocline candicans
                                             Achyrocline crassiceps
                                             Achyrocline deflexa
                                             Achyrocline flaccida
                                             Achyrocline glumacea
                                             Achyrocline guerreroana
                                             Achyrocline hochstetteri
                                             Achyrocline insularis
                                             Achyrocline lehmannii
                                             Achyrocline luzuloides
                                             Achyrocline mollis
                                             Achyrocline pumila
                                             Achyrocline ramosissima
                                             Achyrocline satureioides
                                             Achyrocline saturejoides
                                             Achyrocline schimperi
                                             Achyrocline sclerochlaena
                                             Achyrocline steetzii
                                             Achyrocline stenoptera
                                             Achyrocline tomentosa
                                             Achyrocline vargasiana
                                                   [Achyrocline turneri]
                                             Achyrocline vauthieriana
                                             Achyrocline venosa
                                             Achyrocline ventosa
                                             Achyrocline virescens
                                     Achyropappus
                                             Achyropappus anthemoides
                                                   [Eriophyllum anthemoides]
                                                   [Schkuhria anthemoides]
                                             Achyropappus depauperatus
                                                   [Bahia depauperata]
                                     Achyrophorus
                                             Achyrophorus decipiens
                                             Achyrophorus laevigatus
                                                   [Seriola laevigata]
                                             Achyrophorus leontodontoides
                                             Achyrophorus roseus
                                             Achyrophorus rutea
                                             Achyrophorus stuessyi
                                             Achyrophorus valdesii
                                                   [Hypochaeris achyrophorus]
                                                   [Hypochaeris serioloides]
                                     Achyrothalamus
                                     Acilepidopsis
                                             Acilepidopsis echitifolia
                                                   [Vernonia echitifolia]
                                     Acilepis
                                             Acilepis aspera
                                                   [Vernonia roxburghii]
                                             Acilepis attenuata
                                                   [Conyza attenuata]
                                             Acilepis divergens
                                                   [Vernonia divergens]
                                                   [Vernonia metziana]
                                             Acilepis saligna
                                                   [Vernonia saligna]
                                             Acilepis setigera
                                                   [Vernonia setigera]
                                             Acilepis silhetensis
                                                   [Vernonia bracteata]
                                             Acilepis squarrosa
                                                   [Vernonia plantaginoides]
                                                   [Vernonia teres]
                                     Acmella
                                             Acmella alba
                                                   [Bidens ocymifolia]
                                                   [Spilanthes ocymifolia]
                                               Acmella alba var. ecuadorensis
                                             Acmella alpestris
                                                   [Spilanthes alpestris]
                                             Acmella bellidioides
                                             Acmella brachyglossa
                                                   [Spilanthes limonica]
                                                   [Spilanthes ocymifolia f. radiifera]
                                             Acmella calva
                                             Acmella caulirhiza
                                                   [Eclipta filicaulis]
                                                   [Spilanthes abyssinica]
                                                   [Spilanthes africana]
                                                   [Spilanthes caulirhiza]
                                                   [Spilanthes filicaulis]
                                                   [Spilanthes mauritiana]
                                             Acmella ciliata
                                             Acmella decumbens
                                             Acmella filipes
                                                   [Acmella filipes var. cayensis]
                                                   [Calea savannarum]
                                                   [Spilanthes filipes]
                                                   [Spilanthes pammicrophylla]
                                               Acmella filipes var. filipes
                                               Acmella filipes var. parvifolia
                                             Acmella glaberrima
                                             Acmella grandiflora
                                                   [Spilanthes grandiflora]
                                             Acmella grisea
                                             Acmella iodiscaea
                                             Acmella leptophylla
                                             Acmella lundellii
                                             Acmella occidentalis
                                             Acmella oleracea
                                                   [Spilanthes acmella var. oleracea]
                                                   [Spilanthes radicans]
                                             Acmella oppositifolia
                                               Acmella oppositifolia var. oppositifolia
                                               Acmella oppositifolia var. repens
                                             Acmella paniculata
                                                   [Spilanthes paniculata]
                                             Acmella papposa
                                                   [Spilanthes macrophylla]
                                             Acmella pilosa
                                             Acmella poliolepidica
                                                   [Spilanthes poliolepidica]
                                             Acmella pusilla
                                             Acmella radicans
                                                   [Sanvitalia longepedunculata]
                                                   [Spilanthes botterii]
                                                   [Spilanthes leucophaea]
                                                   [Spilanthes ocymifolia var. acutiserrata]
                                               Acmella radicans radicans
                                               Acmella radicans var. debilis
                                               Acmella radicans var. radicans
                                                     [Ceratocephala exasperatus]
                                                     [Spilanthes exasperatus]
                                             Acmella ramosa
                                                   [Spilanthes ramosa]
                                             Acmella repens
                                                   [Anthemis repens]
                                                   [Spilanthes americana f. lanitecta]
                                                   [Spilanthes americana var. parvula]
                                                   [Spilanthes lateraliflora]
                                                   [Spilanthes orizabaensis]
                                                   [Spilanthes subhirsuta]
                                               Acmella repens var. repens
                                             Acmella serratifolia
                                             Acmella sodiroi
                                             Acmella uliginosa
                                                   [Ceratocephalus acmella var. depauperata]
                                                   [Spilanthes uligonosa]
                                     Acosta
                                     Acourtia
                                             Acourtia alamanii
                                             Acourtia bravohollisiana
                                             Acourtia butandae
                                             Acourtia caltepecana
                                             Acourtia carpholepis
                                                   [Perezia carpholepis]
                                             Acourtia ciprianoi
                                             Acourtia cordata
                                                   [Perdicium cordatum]
                                                   [Perezia hebeclada var. urolepis]
                                                   [Perezia hebeclada]
                                             Acourtia coulteri
                                                   [Perezia coulteri]
                                             Acourtia cuernavacana
                                             Acourtia dieringeri
                                             Acourtia discolor
                                             Acourtia dissiticeps
                                                   [Perezia dissiticeps]
                                             Acourtia dugesii
                                                   [Perezia dugesii]
                                               Acourtia dugesii var. queretarana
                                                     [Acourtia queretarana]
                                               Acourtia dugesii var. veracruzana
                                             Acourtia durangensis
                                             Acourtia elizabethiae
                                             Acourtia erioloma
                                                   [Perezia erioloma]
                                             Acourtia fragrans
                                             Acourtia fruticosa
                                                   [Acourtia formosa]
                                                   [Perezia formosa]
                                                   [Perezia fruticosa]
                                                   [Perezia kuhnioides]
                                                   [Perezia rigida var. acuminata]
                                                   [Perezia rigida var. linearifolia]
                                                   [Perezia rigida]
                                                   [Perezia seemannii]
                                                   [Trixis latifolia]
                                             Acourtia gentryi
                                             Acourtia glandulifera
                                                   [Perezia glandulifera]
                                             Acourtia glomeriflora
                                                   [Gochnatia glomeriflora]
                                                   [Perezia collina]
                                             Acourtia gracilis
                                             Acourtia grandifolia
                                                   [Perezia grandifolia]
                                             Acourtia guatemalensis
                                             Acourtia hebeclada
                                             Acourtia hidalgoana
                                             Acourtia hintoniorum
                                             Acourtia hondurana
                                             Acourtia hooveri
                                             Acourtia huajuapana
                                               Acourtia huajuapana var. actinomorpha
                                               Acourtia huajuapana var. huajuapana
                                             Acourtia humboldtii
                                                   [Dumerilia alamanii]
                                                   [Perezia adnata var. oolepis]
                                                   [Perezia adnata]
                                                   [Perezia alamanii]
                                             Acourtia intermedia
                                             Acourtia lepidopoda
                                                   [Perezia lepidopoda]
                                             Acourtia lobulata
                                                   [Perezia lobulata]
                                             Acourtia longifolia
                                             Acourtia lozanii
                                                   [Perezia lozanii]
                                             Acourtia lozanoi
                                             Acourtia macrocephala
                                                   [Acourtia acevedoi]
                                             Acourtia macvaughii
                                             Acourtia mexiae
                                             Acourtia mexicana
                                                   [Proustia mexicana]
                                             Acourtia michoacana
                                                   [Perezia michoacana]
                                             Acourtia microcephala
                                                   [Perezia microcephala]
                                             Acourtia moctezumae
                                             Acourtia molinana
                                             Acourtia montana
                                             Acourtia moschata
                                                   [Perezia moschata]
                                                   [Perezia thyrsoidea]
                                             Acourtia nana
                                                   [Perezia nana]
                                             Acourtia nelsonii
                                                   [Perezia nelsonii]
                                             Acourtia nudicaulis
                                                   [Perezia nudicaulis]
                                             Acourtia nudiuscula
                                                   [Perezia nudiuscula]
                                             Acourtia ovatifolia
                                             Acourtia oxylepis
                                                   [Perezia oxylepis]
                                             Acourtia palmeri
                                             Acourtia parryi
                                                   [Perezia parryi]
                                             Acourtia patens
                                                   [Perezia montana var. intermedia]
                                                   [Perezia montana]
                                                   [Perezia patens]
                                             Acourtia pilulosa
                                             Acourtia pinetorum
                                                   [Perezia pinetorum]
                                             Acourtia platyphylla
                                                   [Perezia platyphylla]
                                             Acourtia platyptera
                                                   [Perezia platyptera]
                                             Acourtia pringlei
                                                   [Perezia pringlei]
                                             Acourtia purpusii
                                                   [Perezia aspera]
                                                   [Perezia purpusii]
                                             Acourtia reticulata
                                                   [Perdicium mexicanum]
                                                   [Perezia reticulata]
                                                   [Proustia reticulata]
                                               Acourtia reticulata var. maculata
                                               Acourtia reticulata var. reticulata
                                             Acourtia rigida
                                             Acourtia runcinata
                                                   [Perezia runcinata]
                                             Acourtia rzedowskii
                                             Acourtia scapiformis
                                                   [Perezia scapiformis]
                                             Acourtia simulata
                                                   [Perezia simulata]
                                             Acourtia sinaloana
                                             Acourtia souleana
                                             Acourtia tenoriensis
                                             Acourtia thurberi
                                                   [Perezia thurberi]
                                             Acourtia thyrsoidea
                                             Acourtia tomentosa
                                                   [Perezia tomentosa]
                                             Acourtia turbinata
                                                   [Acourtia arachnolepis]
                                                   [Perezia arachnolepis]
                                                   [Perezia turbinata]
                                             Acourtia umbratalis
                                             Acourtia umbratilis
                                                   [Perezia umbratilis]
                                             Acourtia veracruzana
                                             Acourtia wislizeni
                                               Acourtia wislizeni var. megacephala
                                                     [Perezia wislizeni var. megacephala]
                                               Acourtia wislizeni var. subscaposa
                                               Acourtia wislizeni var. wislizeni
                                             Acourtia wislizenii
                                               Acourtia wislizenii var. subscaposa
                                               Acourtia wislizenii var. wislizenii
                                             Acourtia wrightii
                                                   [Perezia arizonica]
                                                   [Perezia schaffneri]
                                                   [Perezia wrightii]
                                             Acourtia zacatecana
                                     Acrisione
                                             Acrisione cymosa
                                     Acritopappus
                                             Acritopappus confertus
                                             Acritopappus heterolepis
                                                   [Acritopappus hagei]
                                             Acritopappus longifolius
                                                   [Ageratum longifolium]
                                     Acroclinium
                                             Acroclinium roseum
                                     Acroptilon
                                             Acroptilon repens
                                                   [Centaurea picris]
                                                   [Centaurea repens]
                                               Acroptilon repens subsp. repens
                                     Actinea
                                             Actinea biennis
                                             Actinea herbacea
                                             Actinea lemmonii
                                             Actinea leptoclada
                                             Actinea linearifolia
                                             Actinea odorata
                                             Actinea osterhoutii
                                             Actinea richardsonii
                                             Actinea scaposa
                                             Actinea subintegra
                                     Actinella
                                             Actinella biennis
                                             Actinella depressa
                                     Actinobole
                                             Actinobole uliginosum
                                                   [Gnaphalodes uliginosum]
                                     Actinolepis
                                             Actinolepis multicaulis
                                             Actinolepis wallacei
                                     Actinomeris
                                             Actinomeris alba
                                             Actinomeris helianthoides
                                               Actinomeris helianthoides var. elliottii
                                               Actinomeris helianthoides var. nuttallii
                                             Actinomeris heterophylla
                                             Actinomeris nudicaulis
                                             Actinomeris oppositifolia
                                             Actinomeris pauciflora
                                             Actinomeris squarrosa
                                             Actinomeris wrightii
                                     Actinospermum
                                             Actinospermum angustifolium
                                             Actinospermum uniflorum
                                     Addisonia
                                     Adelostigma
                                             Adelostigma athrixioides
                                             Adelostigma senegalense
                                     Adenocaulon
                                             Adenocaulon bicolor
                                                   [Adenocaulon integrifolium]
                                             Adenocaulon chilense
                                             Adenocaulon himalaicum
                                             Adenocaulon lyratum
                                     Adenocritonia
                                             Adenocritonia steyermarkii
                                     Adenogonum
                                     Adenopappus
                                             Adenopappus persicaefolius
                                     Adenophyllum
                                             Adenophyllum anomalum
                                                   [Hymenatherum anomalum]
                                             Adenophyllum appendiculatum
                                             Adenophyllum aurantium
                                                   [Dyssodia aurantia]
                                             Adenophyllum coccineum
                                             Adenophyllum cooperi
                                                   [Dyssodia cooperi]
                                             Adenophyllum glandulosum
                                                   [Adenophyllum capillaceum]
                                             Adenophyllum porophylloides
                                                   [Dyssodia porophylloides]
                                             Adenophyllum porophyllum
                                               Adenophyllum porophyllum var. cancellatum
                                                     [Adenophyllum cancellatum]
                                                     [Dyssodia cancellata]
                                                     [Dyssodia porophyllum subsp. cancellata]
                                                     [Dyssodia porophyllum var. cancellata]
                                               Adenophyllum porophyllum var. porophyllum
                                                     [Dyssodia porophylla var. porophylla]
                                                     [Dyssodia porophylla]
                                                     [Dyssodia porophyllum var. porophyllum]
                                                     [Dyssodia porophyllum]
                                                     [Pteronia porophylla]
                                               Adenophyllum porophyllum var. radiatum
                                                     [Dyssodia porophyllum var. radiata]
                                             Adenophyllum pulcherrimum
                                                   [Dyssodia pulcherrima]
                                             Adenophyllum speciosum
                                             Adenophyllum wrightii
                                                   [Dyssodia neomexicana var. neomexicana]
                                                   [Dyssodia neomexicana]
                                                   [Hymenatherum neomexicanum]
                                               Adenophyllum wrightii var. pulcherrimum
                                                     [Dyssodia neomexicana var. pulcherrima]
                                               Adenophyllum wrightii var. wrightii
                                             Adenophyllum yecoranum
                                     Adenostemma
                                             Adenostemma berteroi
                                                   [Adenostemma berterii]
                                             Adenostemma brasilianum
                                                   [Adenostemma triangulare]
                                             Adenostemma caffrum
                                               Adenostemma caffrum var. asperum
                                                     [Adenostemma schimperi]
                                               Adenostemma caffrum var. caffrum
                                               Adenostemma caffrum var. longifolium
                                                     [Adenostemma lavenia var. longifolium]
                                             Adenostemma cuatrecasasii
                                             Adenostemma fastigiatum
                                             Adenostemma fosbergii
                                             Adenostemma hirtiflorum
                                             Adenostemma lanceolatum
                                             Adenostemma lavenia
                                             Adenostemma macrophyllum
                                             Adenostemma mauritianum
                                             Adenostemma platyphyllum
                                             Adenostemma suffruticosum
                                             Adenostemma verbesina
                                             Adenostemma viscosum
                                                   [Adenostemma dregei]
                                                   [Adenostemma natalense]
                                                   [Lavenia carnosa]
                                     Adenostyles
                                             Adenostyles alliariae
                                               Adenostyles alliariae subsp. alliariae
                                                     [Adenostyles albifrons]
                                             Adenostyles alpina
                                                   [Cacalia reniformis]
                                               Adenostyles alpina subsp. alpina
                                                     [Adenostyles crassifolia]
                                                     [Adenostyles glabra]
                                                     [Adenostyles viridis]
                                               Adenostyles alpina subsp. australis
                                               Adenostyles alpina subsp. nebrodensis
                                             Adenostyles leucophylla
                                                   [Adenostyles candidissima]
                                                   [Adenostyles hybrida]
                                                   [Adenostyles tomentosa]
                                     Adenothamnus
                                             Adenothamnus validus
                                                   [Madia valida]
                                     Adopogon
                                             Adopogon carolinianus
                                             Adopogon virginicum
                                     Aedesia
                                             Aedesia engleriana
                                             Aedesia glabra
                                                   [Aedesia baumannii]
                                                   [Bojeria glabra]
                                             Aedesia spectabilis
                                                   [Vernonia garambaensis]
                                     Aegialophila
                                             Aegialophila pumila
                                     Aequatorium
                                             Aequatorium verrucosum
                                                   [Senecio verrucosus]
                                     Aetheolaena
                                             Aetheolaena betonicifolia
                                                   [Aetheolaena campanulata]
                                             Aetheolaena heterophylla
                                                   [Senecio hypomallus]
                                             Aetheolaena involucrata
                                                   [Senecio involucratus]
                                             Aetheolaena longipenicillata
                                                   [Senecio pittieri]
                                             Aetheolaena mojandensis
                                             Aetheolaena otophora
                                             Aetheolaena patens
                                                   [Lasiocephalus patens]
                                                   [Senecio patens]
                                     Afroaster
                                             Afroaster hispida
                                                   [Aster bakeranus]
                                             Afroaster hispidus
                                                   [Aster asper]
                                                   [Diplopappus asper]
                                             Afroaster lydenburgensis
                                                   [Aster lydenburgensis]
                                             Afroaster perfoliatus
                                                   [Aster perfoliatus]
                                             Afroaster pleiocephalus
                                             Afroaster serrulatus
                                                   [Aster harveyanus subsp. gracilis]
                                                   [Aster harveyanus subsp. harveyanus]
                                                   [Aster harveyanus subsp. nyikensis]
                                                   [Aster harveyanus]
                                             Afroaster tansaniensis
                                                   [Aster tansaniensis]
                                     Aganippea
                                     Agassizia
                                     Agathaea
                                     Ageratella
                                             Ageratella microphylla
                                                   [Ageratum microphyllum]
                                               Ageratella microphylla var. microphylla
                                               Ageratella microphylla var. palmeri
                                               Ageratella microphylla var. sonorana
                                             Ageratella palmeri
                                                   [Stevia bisecta]
                                     Ageratina
                                             Ageratina acevedoana
                                             Ageratina acutidentata
                                                   [Eupatorium acutidentatum]
                                             Ageratina adenophora
                                                   [Eupatorium adenophorum]
                                                   [Eupatorium glandulosum]
                                             Ageratina aegirophylla
                                                   [Eupatorium aegirophyllum]
                                             Ageratina altissima
                                                   [Ageratina ageratoides]
                                                   [Eupatorium aboriginum]
                                                   [Eupatorium ageratoides var. angustatum]
                                                   [Eupatorium rugosum]
                                                   [Eupatorium urticifolium var. villicaule]
                                               Ageratina altissima altissima
                                               Ageratina altissima var. altissima
                                                     [Ageratina altissima var. angustata]
                                                     [Ageratum altissimum]
                                                     [Eupatorium rugosum var. angustata]
                                                     [Eupatorium rugosum var. angustatum]
                                                     [Eupatorium rugosum var. chlorolepis]
                                                     [Eupatorium rugosum var. rugosum]
                                                     [Eupatorium rugosum var. tomentellum]
                                                     [Eupatorium rugosum var. villicaule]
                                                     [Eupatorium urticifolium var. tomentellum]
                                               Ageratina altissima var. roanensis
                                                     [Eupatorium roanense]
                                                     [Eupatorium rugosum var. roanense]
                                                     [Eupatorium urticifolium]
                                             Ageratina amblyolepis
                                                   [Ageratina hintonii]
                                             Ageratina ampla
                                                   [Eupatorium amplum]
                                             Ageratina angustifolia
                                             Ageratina anisochroma
                                                   [Eupatorium adspersum]
                                                   [Eupatorium anisochromum]
                                                   [Eupatorium polanthum]
                                             Ageratina apollinairei
                                                   [Eupatorium apollinairei]
                                             Ageratina areolaris
                                                   [Eupatorium cupressorum]
                                             Ageratina aromatica
                                               Ageratina aromatica var. aromatica
                                               Ageratina aromatica var. incisa
                                             Ageratina arsenei
                                                   [Eupatorium arsenei]
                                             Ageratina astellera
                                             Ageratina atrocordata
                                                   [Ageratina fosbergii]
                                                   [Ageratina peracuminata]
                                                   [Eupatorium atrocordatum]
                                             Ageratina ayerscottiana
                                             Ageratina baccharoides
                                                   [Eupatorium baccharoides var. araneotectum]
                                                   [Eupatorium baccharoides]
                                             Ageratina badia
                                                   [Ageratina barbensis]
                                                   [Ageratina burgeri]
                                                   [Eupatorium allenii]
                                                   [Eupatorium badium]
                                                   [Eupatorium chlorophyllum]
                                             Ageratina beamanii
                                             Ageratina bellidifolia
                                                   [Eupatorium bellidifolium]
                                             Ageratina blepharilepis
                                                   [Eupatorium blepharilepis]
                                             Ageratina brandegeana
                                                   [Eupatorium brandegeanum]
                                             Ageratina brevipes
                                             Ageratina bustamenta
                                                   [Eupatorium bustamenta]
                                                   [Eupatorium ixiocladon]
                                             Ageratina caeciliae
                                                   [Eupatorium caeciliae]
                                                   [Eupatorium vetularum]
                                             Ageratina calaminthifolia
                                                   [Ageratina calaminthaefolia]
                                                   [Eupatorium calaminthifolium]
                                             Ageratina calophylla
                                             Ageratina campyloclada
                                                   [Eupatorium campylocladum]
                                             Ageratina capillipes
                                             Ageratina cardiophylla
                                                   [Eupatorium cardiophyllum]
                                             Ageratina carmonis
                                                   [Eupatorium carmonis]
                                             Ageratina cartagoensis
                                             Ageratina cerifera
                                             Ageratina chazaroana
                                             Ageratina chiapensis
                                             Ageratina chimalapana
                                             Ageratina choricephala
                                             Ageratina choricephaloides
                                             Ageratina ciliata
                                                   [Eupatorium ciliatum]
                                             Ageratina collodes
                                             Ageratina concordiana
                                             Ageratina conspicua
                                                   [Ageratina grandifolia]
                                                   [Eupatorium conspicuum var. pueblense]
                                                   [Eupatorium mariarum]
                                             Ageratina contorta
                                                   [Eupatorium contortum]
                                             Ageratina crassiramea
                                                   [Pachythamnus crassirameus]
                                             Ageratina cremasta
                                                   [Eupatorium cremastum]
                                             Ageratina crenaea
                                                   [Eupatorium crenaeum]
                                             Ageratina cronquistii
                                             Ageratina cruzii
                                             Ageratina cylindrica
                                                   [Eupatorium cylindricum]
                                             Ageratina deltoidea
                                                   [Eupatorium innumerosum]
                                                   [Eupatorium palaeforme]
                                             Ageratina dendroides
                                             Ageratina dictyoneura
                                                   [Eupatorium dictyoneurum]
                                             Ageratina dolichobasis
                                                   [Eupatorium dolichobasis]
                                             Ageratina durangensis
                                                   [Eupatorium durangense]
                                             Ageratina enixa
                                                   [Eupatorium enixum]
                                             Ageratina ernstii
                                             Ageratina espinosara
                                             Ageratina espinosarum
                                                   [Eupatorium espinosarum var. ambiguum]
                                                   [Eupatorium spiraeifolium]
                                               Ageratina espinosarum var. espinosarum
                                               Ageratina espinosarum var. subintegrifolia
                                                     [Ageratina subintegra]
                                                     [Eupatorium espinosarum var. subintegrifolium]
                                             Ageratina etlensis
                                                   [Eupatorium etlense]
                                             Ageratina fastigiata
                                                   [Ageratina exserto-venosa]
                                             Ageratina flourensifolia
                                             Ageratina geminata
                                                   [Eupatorium geminatum]
                                             Ageratina gentryana
                                             Ageratina gilbertii
                                             Ageratina glabrata
                                                   [Ageratina modesta]
                                                   [Eupatorium xalapense]
                                             Ageratina glauca
                                             Ageratina glechonophylla
                                                   [Ageratina azangaroensis]
                                                   [Eupatorium azangaroense]
                                             Ageratina glischra
                                                   [Eupatorium glischrum]
                                             Ageratina gloeoclada
                                             Ageratina gonzalezorum
                                             Ageratina gracilis
                                             Ageratina grashoffii
                                             Ageratina gypsophila
                                             Ageratina haageana
                                                   [Eupatorium haageanum]
                                             Ageratina halbertiana
                                             Ageratina hartii
                                                   [Eupatorium hartii]
                                             Ageratina havanensis
                                                   [Bulbostylis deltoides]
                                                   [Eupatorium ageratifolium var. texense]
                                                   [Eupatorium havanense var. domingense]
                                                   [Eupatorium havanense]
                                                   [Eupatorium leiophyllum]
                                                   [Eupatorium lindheimerianum]
                                                   [Eupatorium texense]
                                             Ageratina hebes
                                             Ageratina hederaefolia
                                                   [Eupatorium hederaefolium]
                                             Ageratina hederifolia
                                                   [Eupatorium hederifolium]
                                             Ageratina helenae
                                             Ageratina henzium
                                             Ageratina herbacea
                                                   [Ageratina betulaefolia]
                                                   [Eupatorium arizonicum]
                                                   [Eupatorium herbaceum]
                                                   [Eupatorium occidentale var. arizonicum]
                                                   [Eupatorium prionobium]
                                                   [Kyrstenia betulifolia]
                                             Ageratina hernandezii
                                             Ageratina hidalgensis
                                                   [Eupatorium hidalgense]
                                             Ageratina huahuapana
                                             Ageratina hyssopina
                                             Ageratina ibaguensis
                                             Ageratina ilicifolia
                                             Ageratina illita
                                                   [Eupatorium illitum]
                                             Ageratina intibucensis
                                             Ageratina irrasa
                                             Ageratina isolepis
                                                   [Eupatorium isolepis]
                                             Ageratina jacunda
                                                   [Eupatorium jucundum]
                                             Ageratina jahnii
                                                   [Eupatorium jahnii]
                                                   [Eupatorium stevioides]
                                             Ageratina jaliscensis
                                             Ageratina jocotepecana
                                             Ageratina josepaneroi
                                             Ageratina jucunda
                                             Ageratina juxtlahuacensis
                                             Ageratina kochiana
                                             Ageratina kupperi
                                                   [Eupatorium kupperi]
                                             Ageratina lasia
                                                   [Eupatorium lasium]
                                             Ageratina lasioneura
                                                   [Eupatorium chapalense]
                                             Ageratina leiocarpa
                                             Ageratina lemmonii
                                                   [Eupatorium lemmonii]
                                             Ageratina leptodictyon
                                                   [Eupatorium leptodictyon]
                                                   [Eupatorium pachypodium]
                                             Ageratina liebmannii
                                                   [Eupatorium schraderi]
                                             Ageratina ligustrina
                                                   [Eupatorium plethadenium]
                                                   [Eupatorium popocatapetlense]
                                                   [Eupatorium semialatum]
                                             Ageratina loeseneri
                                                   [Eupatorium loeseneri]
                                             Ageratina luciae-brauniae
                                                   [Eupatorium deltoides]
                                             Ageratina lucida
                                                   [Eupatorium adenachaenium]
                                                   [Eupatorium capnoresbium]
                                             Ageratina macdonaldii
                                             Ageratina macvaughii
                                             Ageratina mairetiana
                                               Ageratina mairetiana var. elucens
                                                     [Ageratina multiserrata]
                                                     [Eupatorium mairetianum f. elucens]
                                                     [Eupatorium multiserratum]
                                               Ageratina mairetiana var. mairetiana
                                             Ageratina malacolepis
                                                   [Eupatorium malacolepis]
                                                   [Eupatorium xanthochlorum]
                                             Ageratina manantlana
                                             Ageratina markporteri
                                             Ageratina miahuatlana
                                             Ageratina microcephala
                                             Ageratina miquihuana
                                             Ageratina molinae
                                             Ageratina moorei
                                             Ageratina muelleri
                                                   [Eupatorium muelleri]
                                             Ageratina mygindaefolia
                                                   [Bigelowia oppositifolia]
                                                   [Eupatorium mygindifolium]
                                             Ageratina neohintoniorum
                                             Ageratina neriifolia
                                             Ageratina nesomii
                                             Ageratina oaxacana
                                                   [Eupatorium oaxacanum]
                                             Ageratina occidentalis
                                                   [Eupatorium berlandieri]
                                                   [Eupatorium occidentale var. decemplex]
                                                   [Eupatorium occidentale]
                                             Ageratina oligocephala
                                                   [Eupatorium erythrocomum]
                                             Ageratina oreithales
                                                   [Eupatorium nubivagum]
                                             Ageratina ovilla
                                             Ageratina pachypoda
                                                   [Eupatorium pachypodum]
                                             Ageratina palmeri
                                             Ageratina parayana
                                             Ageratina paupercula
                                                   [Eupatorium pauperculum]
                                                   [Piptothrix arizonica]
                                             Ageratina pazcuarensis
                                                   [Eupatorium grandidentatum]
                                             Ageratina pelotropha
                                                   [Eupatorium pelotrophum]
                                             Ageratina pendula
                                             Ageratina pentlandiana
                                             Ageratina petiolaris
                                             Ageratina photina
                                                   [Eupatorium photinum]
                                             Ageratina pichinchensis
                                                   [Ageratina aschenborniana]
                                                   [Ageratina pacifica]
                                                   [Ageratina pichinchensis var. bustamenta]
                                                   [Ageratina sinaloensis]
                                                   [Eupatorium pacificum]
                                                   [Eupatorium pichinchense]
                                                   [Eupatorium vulcanicum]
                                                   [Kyrstenia rufa]
                                             Ageratina popayanensis
                                                   [Eupatorium popayanense]
                                             Ageratina porriginosa
                                             Ageratina potosina
                                             Ageratina pringlei
                                                   [Eupatorium pringlei]
                                             Ageratina prunellaefolia
                                                   [Eupatorium abronium]
                                                   [Eupatorium prunellaefolium]
                                             Ageratina prunellifolia
                                                   [Eupatorium salinum]
                                                   [Eupatorium saltivarii]
                                             Ageratina pseudochilca
                                                   [Eupatorium pseudochilca]
                                             Ageratina psilodora
                                                   [Eupatorium psilodorum]
                                             Ageratina purpusii
                                             Ageratina queretaroana
                                             Ageratina ramireziorum
                                             Ageratina ramonensis
                                                   [Eupatorium ramonense]
                                             Ageratina resiniflua
                                             Ageratina reticulifera
                                                   [Eupatorium reticuliferum]
                                             Ageratina rhodopoda
                                                   [Eupatorium rhodopodum]
                                             Ageratina rhomboidea
                                                   [Eupatorium calaminthifolium var. pleuridentatum]
                                                   [Eupatorium calaminthifolium var. pluridentatum]
                                             Ageratina riparia
                                                   [Eupatorium harrisii]
                                                   [Fleischmannia repens]
                                             Ageratina riskindii
                                             Ageratina rivalis
                                             Ageratina roanensis
                                             Ageratina robinsoniana
                                                   [Eupatorium espinosarum var. doratophyllum]
                                                   [Eupatorium robinsonianum]
                                             Ageratina rollinsii
                                             Ageratina rosei
                                             Ageratina rothrockii
                                                   [Eupatorium rothrockii var. shrevei]
                                                   [Eupatorium rothrockii]
                                             Ageratina rubricaulis
                                                   [Eupatorium amplifolium]
                                             Ageratina rupicola
                                                   [Eupatorium rupicola]
                                             Ageratina salicifolia
                                             Ageratina saltillensis
                                                   [Eupatorium ligustrinum var. villiferum]
                                             Ageratina sandersii
                                             Ageratina saxorum
                                                   [Eupatorium saxorum]
                                             Ageratina schaffneri
                                             Ageratina scorodonioides
                                                   [Eupatorium scorodonioides var. grossedentatum]
                                             Ageratina seleri
                                             Ageratina shastensis
                                             Ageratina skutchii
                                                   [Eupatorium skutchii]
                                             Ageratina sodiroi
                                                   [Eupatorium sodiroi]
                                             Ageratina sousae
                                             Ageratina sternbergiana
                                             Ageratina stricta
                                             Ageratina subcordata
                                                   [Eupatorium subcordatum]
                                             Ageratina subinclusa
                                                   [Eupatorium subpenninervium]
                                             Ageratina sundbergii
                                             Ageratina tetragona
                                                   [Eupatorium tetragonum]
                                             Ageratina theifolia
                                             Ageratina thyrsiflora
                                             Ageratina tinifolia
                                             Ageratina tomentella
                                                   [Eupatorium hebes var. rasum]
                                                   [Eupatorium loesenerii]
                                                   [Eupatorium tomentellum]
                                             Ageratina tonduzii
                                                   [Eupatorium tonduzii]
                                             Ageratina triangulata
                                                   [Eupatorium triangulatum]
                                             Ageratina triniona
                                             Ageratina tristis
                                                   [Eupatorium triste]
                                             Ageratina urbanii
                                                   [Eupatorium urbanii]
                                             Ageratina vacciniifolia
                                             Ageratina venulosa
                                                   [Eupatorium durangense var. angustius]
                                             Ageratina vernalis
                                                   [Eupatorium melanolepis]
                                                   [Eupatorium monticola]
                                                   [Eupatorium vernale]
                                             Ageratina vernicosa
                                                   [Ageratina hintoniorum]
                                                   [Eupatorium vernicosum]
                                             Ageratina viburnoides
                                             Ageratina viejoana
                                             Ageratina viscosa
                                             Ageratina viscosissima
                                             Ageratina warnockii
                                             Ageratina wrightii
                                                   [Eupatorium wrightii]
                                             Ageratina yaharana
                                             Ageratina yecorana
                                             Ageratina zapalinama
                                             Ageratina zunilana
                                                   [Eupatorium zunilanum]
                                     Ageratinastrum
                                             Ageratinastrum katangense
                                             Ageratinastrum lejolyanum
                                                   [Vernonia lejolyana]
                                             Ageratinastrum palustre
                                             Ageratinastrum polyphyllum
                                                   [Ageratinastrum goetzeanum]
                                               Ageratinastrum polyphyllum var. marungense
                                               Ageratinastrum polyphyllum var. polyphyllum
                                                     [Ageratina goetzeana]
                                                     [Ageratina polyphylla]
                                                     [Ageratinastrum virgatum]
                                                     [Ageratum polyphyllum]
                                     Ageratum
                                             Ageratum albidum
                                             Ageratum altissima
                                                   [Eupatorium ageratoides]
                                             Ageratum callosum
                                             Ageratum chiriquense
                                                   [Alomia chiriquensis]
                                             Ageratum chortianum
                                             Ageratum conyzoides
                                                   [Ageratum arsenei]
                                                   [Ageratum muticum]
                                                   [Eupatorium conyzoides]
                                               Ageratum conyzoides conyzoides
                                               Ageratum conyzoides subsp. conyzoides
                                               Ageratum conyzoides subsp. latifolium
                                             Ageratum cordatum
                                                   [Alomia cordata]
                                             Ageratum corymbosum
                                                   [Ageratum corymbosum f. albiflorum]
                                                   [Ageratum corymbosum f. euryphyllum]
                                                   [Ageratum corymbosum f. salicifolium]
                                                   [Ageratum corymbosum subsp. elachycarpum]
                                                   [Ageratum corymbosum var. jaliscense]
                                                   [Ageratum corymbosum var. lactiflorum]
                                                   [Ageratum elachycarpum]
                                                   [Ageratum guatemalense]
                                                   [Eupatorium coeruleum]
                                                   Ageratum corymbosum f. corymbosum
                                               Ageratum corymbosum var. longipetiolatum
                                               Ageratum corymbosum var. subsetiferum
                                             Ageratum domingense
                                             Ageratum echioides
                                                   [Isocarpha echioides]
                                             Ageratum elassocarpum
                                             Ageratum ellipticum
                                             Ageratum fastigiata
                                             Ageratum fastigiatum
                                             Ageratum gaumeri
                                                   [Ageratum gaumeri f. fallax]
                                             Ageratum hondurense
                                             Ageratum houstonianum
                                                   [Ageratum conyzoides subsp. houstonianum]
                                                   [Ageratum houstonianum f. isochroum]
                                                   [Ageratum mexicanum]
                                                   [Ageratum pinetorum]
                                                   [Alomia pinetorum]
                                               Ageratum houstonianum var. muticescens
                                             Ageratum isocarphoides
                                                   [Alomia isocarphoides]
                                             Ageratum latifolium
                                             Ageratum littorale
                                             Ageratum lucidum
                                             Ageratum lundellii
                                             Ageratum maritimum
                                                   [Ageratum littorale var. hondurense]
                                                   [Ageratum maritimum var. intermedium]
                                                   Ageratum maritimum f. calvum
                                             Ageratum microcarpum
                                             Ageratum microcephalum
                                                   [Ageratum albidum var. nelsonii]
                                             Ageratum molinae
                                             Ageratum munaense
                                             Ageratum myriadenium
                                                   [Alomia myriadenia]
                                             Ageratum nelsonii
                                             Ageratum oerstedii
                                                   [Ageratum oliveri]
                                             Ageratum paleaceum
                                                   [Ageratum rhytidophyllum]
                                             Ageratum peckii
                                                   [Ageratum radicans]
                                             Ageratum petiolatum
                                             Ageratum platylepis
                                                   [Ageratum benjamin-lincolnii]
                                                   [Alomia guatemalensis]
                                                   [Alomia platylepis]
                                             Ageratum platypodum
                                             Ageratum riparium
                                                   [Ageratum panamense]
                                             Ageratum rugosum
                                                   [Ageratum corymbosum f. elachycarpum]
                                                   [Alomia robinsoniana]
                                                   [Alomia wendlandii]
                                             Ageratum salicifolium
                                             Ageratum solisii
                                             Ageratum stachyofolium
                                             Ageratum standleyi
                                             Ageratum strictum
                                             Ageratum tehuacanum
                                             Ageratum tomentosum
                                     Agiabampoa
                                     Agnorhiza
                                             Agnorhiza bolanderi
                                             Agnorhiza elata
                                             Agnorhiza invenusta
                                             Agnorhiza ovata
                                                   [Wyethia ovata]
                                             Agnorhiza reticulata
                                     Agoseris
                                             Agoseris alpestris
                                             Agoseris apargioides
                                               Agoseris apargioides subsp. apargioides
                                               Agoseris apargioides subsp. maritima
                                               Agoseris apargioides var. apargioides
                                               Agoseris apargioides var. eastwoodiae
                                               Agoseris apargioides var. maritima
                                             Agoseris arachnoidea
                                             Agoseris attenuata
                                             Agoseris aurantiaca
                                                   [Agoseris angustissima]
                                                   [Agoseris carnea]
                                                   [Agoseris gaspensis]
                                                   [Agoseris naskapensis]
                                                   [Macrorhynchus troximoides]
                                               Agoseris aurantiaca subsp. aurantiaca
                                               Agoseris aurantiaca var. aurantiaca
                                               Agoseris aurantiaca var. purpurea
                                                     [Agoseris aurantiaca subsp. purpurea]
                                                     [Agoseris confinis]
                                                     [Agoseris glauca var. cronquistii]
                                                     [Agoseris graminifolia]
                                             Agoseris barbellulata
                                             Agoseris chilensis
                                             Agoseris cinerea
                                             Agoseris coronopifolia
                                             Agoseris dasycarpa
                                             Agoseris eastwoodiae
                                             Agoseris elata
                                                   [Agoseris tenuifolia]
                                                   [Stylopappus laciniatus]
                                                   [Troximon grandiflorum var. obtusifolium]
                                                   [Troximon nuttallii]
                                             Agoseris frondifera
                                             Agoseris glauca
                                                   [Agoseris altissima]
                                                   [Agoseris apiculata]
                                                   [Agoseris lacera]
                                                   [Agoseris leontodon var. aspera]
                                                   [Agoseris leontodon var. pygmaea]
                                                   [Agoseris pubescens]
                                                   [Agoseris vicinalis]
                                               Agoseris glauca glauca
                                               Agoseris glauca var. agrestis
                                                     [Agoseris agrestis]
                                               Agoseris glauca var. dasycephala
                                                     [Agoseris eisenhoweri]
                                                     [Agoseris glauca subsp. scorzonerifolia]
                                                     [Agoseris glauca var. asper]
                                                     [Agoseris glauca var. pumila]
                                                     [Agoseris glauca var. villosa]
                                                     [Agoseris isomeris]
                                                     [Agoseris pumila]
                                                     [Agoseris scorzonerifolia var. aspera]
                                                     [Agoseris scorzonerifolia]
                                                     [Agoseris vestita]
                                                     [Agoseris villosa]
                                                     [Troximon glaucum var. dasycephalum]
                                                     [Troximon glaucum var. pumilum]
                                               Agoseris glauca var. glauca
                                                     [Agoseris turbinata]
                                                     [Troximon glaucum]
                                             Agoseris gracilens
                                             Agoseris grandiflora
                                                   [Agoseris laciniata]
                                                   [Agoseris plebeja]
                                                   [Stylopappus grandiflorus]
                                                   [Troximon grandiflorum]
                                               Agoseris grandiflora var. grandiflora
                                                     [Agoseris plebeia]
                                               Agoseris grandiflora var. leptophylla
                                             Agoseris heterophylla
                                                   [Troximon chilense]
                                                   [Troximon heterophyllum var. glabratum]
                                                   [Troximon heterophyllum]
                                               Agoseris heterophylla subsp. heterophylla
                                               Agoseris heterophylla var. crenulata
                                               Agoseris heterophylla var. cryptopleura
                                                     [Agoseris heterophylla var. californica]
                                                     [Cryptopleura californica]
                                               Agoseris heterophylla var. heterophylla
                                                     [Agoseris heterophylla subsp. californica]
                                                     [Agoseris heterophylla subsp. normalis]
                                                     [Agoseris heterophylla var. kymapleura]
                                                     [Macrorhynchus heterophyllus]
                                                     [Troximon heterophyllum subsp. glabratum]
                                                     [Troximon heterophyllum var. californicum]
                                                     [Troximon heterophyllum var. cryptopleuroides]
                                               Agoseris heterophylla var. quentinii
                                               Agoseris heterophylla var. turgida
                                             Agoseris hirsuta
                                             Agoseris humilis
                                             Agoseris intermedia
                                             Agoseris lackschewitzii
                                             Agoseris leontodon
                                             Agoseris leptocarpa
                                             Agoseris longirostris
                                             Agoseris longula
                                             Agoseris maculata
                                             Agoseris maritima
                                             Agoseris montana
                                             Agoseris monticola
                                                   [Agoseris glauca var. monticola]
                                             Agoseris parviflora
                                                   [Agoseris caudata]
                                                   [Agoseris glauca var. laciniata]
                                                   [Agoseris taraxacoides]
                                                   [Agoseris tomentosa]
                                                   [Troximon glaucum var. laciniatum]
                                                   [Troximon laciniatum]
                                                   [Troximon roseum]
                                             Agoseris purpurea
                                             Agoseris retrorsa
                                                   [Macrorhynchus angustifolius]
                                                   [Macrorhynchus retrorsus]
                                             Agoseris roseata
                                             Agoseris rostrata
                                             Agoseris taraxacifolia
                                             Agoseris x agrestis
                                             Agoseris x dasycarpa
                                             Agoseris x elata
                                     Ainsliaea
                                             Ainsliaea acerifolia
                                               Ainsliaea acerifolia var. acerifolia
                                             Ainsliaea angustifolia
                                             Ainsliaea apiculata
                                               Ainsliaea apiculata var. acerifolia
                                               Ainsliaea apiculata var. apiculata
                                             Ainsliaea aptera
                                             Ainsliaea chapaensis
                                             Ainsliaea cordifolia
                                             Ainsliaea dissecta
                                             Ainsliaea elegans
                                             Ainsliaea faurieana
                                                   [Ainsliaea linearis]
                                             Ainsliaea fragrans
                                             Ainsliaea glabra
                                             Ainsliaea gracilis
                                             Ainsliaea henryi
                                               Ainsliaea henryi var. subalpina
                                                     [Ainsliaea morrisonicola]
                                             Ainsliaea kawakamii
                                             Ainsliaea latifolia
                                                   [Ainsliaea hypoleuca]
                                                   [Ainsliaea latifolia var. taiwanensis]
                                                   [Ainsliaea pteropoda]
                                               Ainsliaea latifolia var. latifolia
                                             Ainsliaea macroclinidioides
                                             Ainsliaea pertyoides
                                               Ainsliaea pertyoides subsp. albotomentosa
                                                     [Ainsliaea pertyoides var. albotomentosa]
                                             Ainsliaea reflexa
                                                   [Ainsliaea longipetiolata]
                                                   [Ainsliaea tonkinensis]
                                             Ainsliaea uniflora
                                                   [Diaspananthus palmatus]
                                             Ainsliaea yunnanensis
                                               Ainsliaea acerifolia var. subapoda
                                     Aiolotheca
                                     Ajania
                                             Ajania achilleoides
                                             Ajania artemisioides
                                                   [Artemisia fasciculata]
                                             Ajania fruticulosa
                                             Ajania gracilis
                                                   [Tanacetum gracile]
                                             Ajania khartensis
                                             Ajania nubigena
                                                   [Tanacetum nubigenum]
                                             Ajania pallasiana
                                                   [Chrysanthemum pallasianum]
                                             Ajania shiwogiku
                                                   [Chrysanthemum shiwogiku]
                                             Ajania tenuifolia
                                             Ajania tibetica
                                     Akeassia
                                             Akeassia grangeoides
                                                   [Microtrichia perrotteti]
                                     Alarconia
                                     Albertinia
                                             Albertinia brasiliensis
                                                   [Symblomeria baldwiniana]
                                     Alcina
                                     Aldama
                                             Aldama anchusifolia
                                                   [Leighia baldwiniana]
                                                   [Rhysolepis anchusifolia]
                                                   [Viguiera anchusifolia]
                                             Aldama angustifolia
                                             Aldama apiculata
                                                   [Stuessya apiculata]
                                                   [Viguiera apiculata]
                                             Aldama bakeriana
                                                   [Viguiera bakeriana]
                                             Aldama bracteata
                                                   [Viguiera bracteata]
                                             Aldama brandegeei
                                                   [Alvordia brandegeei]
                                             Aldama buddlejiformis
                                             Aldama canescens
                                                   [Gymnolomia canescens]
                                             Aldama congesta
                                                   [Agiabampoa congesta]
                                                   [Alvordia angusta]
                                                   [Alvordia congesta]
                                             Aldama cordifolia
                                                   [Viguiera cordifolia var. cordifolia]
                                                   [Viguiera cordifolia var. latisquama]
                                                   [Viguiera cordifolia]
                                             Aldama dentata
                                                   [Gymnolomia acuminata]
                                                   [Gymnopsis schiedeana]
                                                   [Sclerocarpus dentatus]
                                                   [Sclerocarpus elongatus]
                                                   [Sclerocarpus kerberi]
                                                   [Sclerocarpus schiedeanus var. elongatus]
                                               Aldama dentata var. dentata
                                               Aldama dentata var. zamorensis
                                             Aldama ensifolia
                                                   [Montanoa ensifolia]
                                             Aldama excelsa
                                                   [Helianthus excelsus]
                                                   [Tithonia excelsa]
                                                   [Viguiera magnicapitata]
                                             Aldama filifolia
                                             Aldama flava
                                                   [Viguiera ghiesbreghtii]
                                             Aldama fruticosa
                                                   [Alvordia fruticosa]
                                             Aldama ghiesbreghtii
                                             Aldama glomerata
                                                   [Alvordia glomerata var. glomerata]
                                                   [Alvordia glomerata var. insularis]
                                                   [Alvordia glomerata]
                                             Aldama grahamii
                                             Aldama hatschbachii
                                                   [Rhysolepis hatschbachii]
                                             Aldama helianthoides
                                                   [Viguiera pflanzii]
                                                   [Viguiera procumbens]
                                             Aldama hispida
                                             Aldama lanceolata
                                                   [Viguiera lanceolata]
                                             Aldama latibracteata
                                             Aldama linearis
                                                   [Viguiera linearis f. latiorifolia]
                                             Aldama montana
                                             Aldama morelensis
                                             Aldama nesomii
                                                   [Viguiera nesomii]
                                             Aldama oblongifolia
                                                   [Viguiera oblongifolia]
                                             Aldama palmeri
                                                   [Rhysolepis palmeri]
                                             Aldama perennans
                                             Aldama phenax
                                             Aldama pilosa
                                                   [Rhysolepis pilosa]
                                             Aldama pringlei
                                             Aldama purisimae
                                             Aldama santacatarinensis
                                                   [Rhysolepis santacatarinensis]
                                             Aldama seemannii
                                             Aldama squarrosa
                                                   [Gymnolomia squarrosa]
                                             Aldama subcanescens
                                                   [Viguiera subcanescens]
                                             Aldama tenuifolia
                                                   [Viguiera tenuifolia]
                                             Aldama trichophylla
                                                   [Viguiera trichophylla]
                                     Alepidocline
                                             Alepidocline annua
                                                   [Sabazia brevilingulata]
                                             Alepidocline breedlovei
                                             Alepidocline macdonaldana
                                             Alepidocline trifida
                                                   [Galinsoga formosa]
                                                   [Sabazia trifida]
                                     Alfredia
                                             Alfredia acantholepis
                                             Alfredia cernua
                                             Alfredia nivea
                                     Aliella
                                             Aliella latifolia
                                     Allagopappus
                                             Allagopappus canariensis
                                             Allagopappus dichotomus
                                               Allagopappus dichotomus subsp. dichotomus
                                               Allagopappus dichotomus subsp. latifolius
                                               Allagopappus dichotomus subsp. viscosissimus
                                     Allardia
                                             Allardia glabra
                                             Allardia nivea
                                             Allardia stoliczkae
                                             Allardia tomentosa
                                                   [Waldheimia tomentosa]
                                             Allardia tridactylites
                                     Allocarpus
                                     Alloispermum
                                             Alloispermum caracasanum
                                                   [Alloispermum caracasanum var. caracasanum]
                                                   [Calea caracasana]
                                             Alloispermum colimense
                                                   [Alloispermum colimense var. microcephalum]
                                               Alloispermum colimense var. colimense
                                             Alloispermum integrifolium
                                                   [Allocarpus integrifolius]
                                                   [Calea integrifolia var. dentata]
                                             Alloispermum longiradiatum
                                                   [Sabazia longiradiata]
                                             Alloispermum michoacanum
                                                   [Sabazia liebmannii var. michoacana]
                                                   [Sabazia michoacana]
                                               Alloispermum michoacanum var. liebmannii
                                                     [Sabazia liebmannii var. hintonii]
                                                     [Sabazia liebmannii var. ovatifolia]
                                               Alloispermum michoacanum var. michoacanum
                                             Alloispermum palmeri
                                               Alloispermum palmeri var. lancifolium
                                                     [Sabazia palmeri var. lancifolia]
                                               Alloispermum palmeri var. palmeri
                                             Alloispermum scabrifolium
                                                   [Calea scabrifolia]
                                             Alloispermum scabrum
                                                   [Calea peduncularis var. epapposa]
                                                   [Calea peduncularis var. livida]
                                                   [Calea peduncularis]
                                                   [Calea purpusii]
                                                   [Calea scabra var. palustris]
                                                   [Calea thysanolepis]
                                               Alloispermum scabrum var. scabrum
                                             Alloispermum sodiroi
                                                   [Sabazia sodiroi]
                                             Alloispermum steyermarkii
                                             Alloispermum tridacoides
                                                   [Sabazia tridacoides var. latifolia]
                                                   [Sabazia tridacoides]
                                               Alloispermum colimensis var. colimensis
                                     Almutaster
                                             Almutaster pauciflorus
                                                   [Aster caricifolius]
                                                   [Aster hydrophilus]
                                                   [Aster pauciflorus var. gracillimus]
                                                   [Aster pauciflorus]
                                     Alomia
                                             Alomia ageratoides
                                             Alomia alata
                                             Alomia callosa
                                             Alomia echioides
                                             Alomia hintonii
                                             Alomia microcarpa
                                             Alomia stenolepis
                                     Altamirania
                                     Alvordia
                                     Amauria
                                             Amauria brandegeeana
                                                   [Perityle brandegeeana]
                                             Amauria carterae
                                             Amauria rotundifolia
                                     Amauriopsis
                                     Ambassa
                                             Ambassa hochstetteri
                                     Amberboa
                                             Amberboa amberboi
                                                   [Amberboa odorata]
                                                   [Amberboa suaveolens]
                                             Amberboa glauca
                                             Amberboa moschata
                                                   [Centaurea moschata]
                                             Amberboa nana
                                             Amberboa turanica
                                     Amblyolepis
                                             Amblyolepis setigera
                                                   [Helenium setigerum]
                                     Amblyopappus
                                             Amblyopappus pusillus
                                                   [Aromia tenuifolia]
                                     Amboroa
                                             Amboroa geminata
                                     Ambrosia
                                             Ambrosia acanthicarpa
                                                   [Franseria acanthicarpa]
                                                   [Franseria hookeriana]
                                                   [Franseria montana]
                                                   [Gaertneria acanthicarpa]
                                             Ambrosia acuminata
                                                   [Franseria acuminata]
                                             Ambrosia ambrosioides
                                                   [Franseria ambrosioides]
                                             Ambrosia arborescens
                                                   [Ambrosia fruticosa]
                                             Ambrosia artemisiaefolia
                                             Ambrosia artemisiifolia
                                                   [Iva monophylla]
                                               Ambrosia artemisiifolia var. artemisiifolia
                                               Ambrosia artemisiifolia var. elatior
                                                     [Ambrosia elatior]
                                               Ambrosia artemisiifolia var. paniculata
                                             Ambrosia artemisioides
                                                   [Franseria meyeniana]
                                             Ambrosia bidentata
                                             Ambrosia bipinnatifida
                                                   [Franseria bipinnatifida]
                                             Ambrosia bryantii
                                                   [Acanthambrosia bryantii]
                                             Ambrosia camphorata
                                                   [Franseria bipinnatifida var. dubia]
                                                   [Franseria leptophylla]
                                             Ambrosia canescens
                                             Ambrosia carduacea
                                                   [Franseria carduacea]
                                                   [Franseria sanctae-gertrudis]
                                             Ambrosia chamissonis
                                                   [Ambrosia chamissonis var. bipinnatisecta]
                                                   [Franseria chamissonis subsp. bipinnatisecta]
                                                   [Franseria chamissonis var. bipinnatisecta]
                                                   [Franseria chamissonis var. viscida]
                                                   [Franseria chamissonis]
                                                   [Franseria cuneifolia]
                                               Ambrosia chamissonis var. chamissonis
                                             Ambrosia cheiranthifolia
                                             Ambrosia chenopodiifolia
                                                   [Franseria chenopodiifolia]
                                                   [Franseria lancifolia]
                                             Ambrosia confertiflora
                                                   [Franseria confertiflora]
                                                   [Franseria hispidissima]
                                                   [Franseria pringlei]
                                                   [Franseria strigulosa]
                                                   [Franseria tenuifolia]
                                                   [Gaertneria tenuifolia]
                                             Ambrosia cordifolia
                                                   [Franseria cordifolia]
                                                   [Franseria malvacea]
                                                           Ambrosia cordifolia x deltoidea
                                             Ambrosia deltoidea
                                                   [Franseria deltoidea]
                                             Ambrosia divaricata
                                                   [Franseria divaricata]
                                             Ambrosia dumosa
                                                   [Franseria dumosa]
                                             Ambrosia eriocentra
                                                   [Franseria eriocentra]
                                             Ambrosia flexuosa
                                             Ambrosia glandulosa
                                             Ambrosia grayi
                                                   [Gaertnera tomentosa]
                                                   [Gaertneria grayi]
                                             Ambrosia helenae
                                             Ambrosia hispida
                                                   [Ambrosia crithmifolia]
                                             Ambrosia humi
                                             Ambrosia ilicifolia
                                                   [Franseria ilicifolia]
                                             Ambrosia johnstoniorum
                                             Ambrosia linearis
                                             Ambrosia magdalenae
                                                   [Franseria intricata]
                                             Ambrosia maritima
                                                   [Ambrosia senegalensis]
                                             Ambrosia media
                                             Ambrosia monogyra
                                                   [Hymenoclea monogyra]
                                             Ambrosia monophylla
                                             Ambrosia paniculata
                                             Ambrosia pannosa
                                             Ambrosia peruviana
                                                   [Ambrosia paniculata var. peruviana]
                                             Ambrosia platyspina
                                             Ambrosia polystachya
                                                   [Ambrosia artemisiifolia var. octocornis]
                                                   [Ambrosia incisa]
                                             Ambrosia porcheri
                                             Ambrosia psilostachya
                                                   [Ambrosia californica]
                                                   [Ambrosia coronopifolia]
                                                   [Ambrosia cumanensis]
                                                   [Ambrosia lindheimeriana]
                                                   [Ambrosia psilostachya var. californica]
                                                   [Ambrosia psilostachya var. coronopifolia]
                                                   [Ambrosia psilostachya var. lindheimeriana]
                                                   [Ambrosia psilostachya var. psilostachya]
                                                   [Ambrosia rugelii]
                                                   [Franseria psilostachya]
                                             Ambrosia pumila
                                                   [Franseria pumila]
                                             Ambrosia salsola
                                                   [Ambrosia salsola var. fasciculata]
                                                   [Ambrosia salsola var. pentalepis]
                                                   [Ambrosia salsola var. salsola]
                                                   [Hymenoclea fasciculata]
                                                   [Hymenoclea pentalepis]
                                                   [Hymenoclea salsola var. fasciculata]
                                                   [Hymenoclea salsola var. patula]
                                                   [Hymenoclea salsola var. pentalepis]
                                                   [Hymenoclea salsola var. salsola]
                                                   [Hymenoclea salsola]
                                               Ambrosia salsola salsola
                                             Ambrosia sandersonii
                                             Ambrosia striata
                                             Ambrosia tenuifolia
                                                   [Ambrosia simulans]
                                             Ambrosia tomentosa
                                                   [Franseria discolor]
                                                   [Franseria tomentosa]
                                                   [Gaertneria discolor]
                                                   [Gaertneria tomentosa]
                                             Ambrosia trifida
                                                   [Ambrosia aptera]
                                                   Ambrosia trifida f. integrifolia
                                               Ambrosia trifida var. texana
                                                     [Ambrosia trifida var. aptera]
                                               Ambrosia trifida var. trifida
                                                     [Ambrosia trifida var. integrifolia]
                                             Ambrosia velutina
                                             Ambrosia x helenae
                                             Ambrosia x platysperma
                                             Ambrosia × intergradiens
                                                   [Ambrosia intergradiens]
                                                   [Ambrosia x intergradiens]
                                             Ambrosia × platyspina
                                                   [Hymenoclea platyspina]
                                     Ameghinoa
                                             Ameghinoa patagonica
                                     Amellus
                                           [Stilpnophyllum]
                                             Amellus diffusus
                                             Amellus microglossus
                                             Amellus strigosus
                                     Ammobium
                                             Ammobium alatum
                                     Ammodia
                                             Ammodia oregona
                                     Ammopursus
                                             Ammopursus ohlingerae
                                     Amolinia
                                             Amolinia heydeana
                                     Ampelaster
                                             Ampelaster carolinianus
                                                   [Symphyotrichum carolinianum]
                                     Amphiachyris
                                             Amphiachyris amoena
                                             Amphiachyris amoenum
                                                   [Gutierrezia amoena]
                                             Amphiachyris dracunculoides
                                                   [Brachyris dracunculoides]
                                                   [Gutierrezia dracunculoides]
                                                   [Xanthocephalum dracunculoides]
                                     Amphidoxa
                                     Amphiglossa
                                             Amphiglossa tecta
                                                   [Pterothrix tecta]
                                             Amphiglossa tomentosa
                                                   [Pterothrix flaccida]
                                     Amphipappus
                                             Amphipappus fremontii
                                                   [Amphiachyris fremontii]
                                               Amphipappus fremontii subsp. fremontii
                                               Amphipappus fremontii var. fremontii
                                               Amphipappus fremontii var. spinosus
                                                     [Amphiachyris fremontii var. spinosa]
                                                     [Amphipappus fremontii subsp. spinosus]
                                                     [Amphipappus spinosus]
                                     Amphoricarpos
                                     Anacantha
                                             Anacantha darwasica
                                                   [Modestia darwasica]
                                     Anacyclus
                                             Anacyclus clavatus
                                                   [Anacyclus candollii]
                                                   [Anacyclus capillifolius]
                                                   [Anacyclus pubescens]
                                                   [Anthemis clavata]
                                                   [Anthemis incrassata]
                                                   [Anthemis pubescens]
                                                   [Chamaemelum incrassatum]
                                             Anacyclus homogamos
                                             Anacyclus linearilobus
                                             Anacyclus maroccanus
                                             Anacyclus pyrethrum
                                                   [Anacyclus depressus]
                                                   [Anacyclus officinarum]
                                             Anacyclus radiatus
                                               Anacyclus radiatus subsp. coronatus
                                               Anacyclus radiatus subsp. radiatus
                                                     [Anthemis purpurascens]
                                             Anacyclus tomentosus
                                             Anacyclus valentinus
                                                   [Anacylus valentinus]
                                             Anacyclus × inconstans
                                     Anacylus
                                             Anacylus clavatus
                                             Anacylus tomentosus
                                     Anaitis
                                     Anaphalioides
                                             Anaphalioides bellidioides
                                                   [Gnaphalium bellidioides]
                                                   [Helichrysum bellidioides var. gracile]
                                                   [Helichrysum bellidioides]
                                             Anaphalioides mariae
                                                   [Anaphalis mariae]
                                             Anaphalioides trinerve
                                             Anaphalioides trinervis
                                                   [Gnaphalium keriense]
                                     Anaphalis
                                             Anaphalis alpicola
                                             Anaphalis aureopunctata
                                               Anaphalis aureopunctata var. plantaginifolia
                                             Anaphalis bicolor
                                             Anaphalis bournei
                                             Anaphalis bulleyana
                                             Anaphalis busua
                                             Anaphalis contorta
                                             Anaphalis flavescens
                                             Anaphalis hancockii
                                             Anaphalis hellwigii
                                             Anaphalis javanica
                                             Anaphalis lactea
                                             Anaphalis latialata
                                             Anaphalis lawii
                                             Anaphalis longifolia
                                             Anaphalis margaritacea
                                                   [Anaphalis angustifolia]
                                                   [Anaphalis lanata]
                                                   [Anaphalis margaritacea var. angustior]
                                                   [Anaphalis margaritacea var. intercedens]
                                                   [Anaphalis margaritacea var. occidentalis]
                                                   [Anaphalis margaritacea var. revoluta]
                                                   [Anaphalis margaritacea var. subalpina]
                                                   [Anaphalis margaritaceae]
                                                   [Anaphalis occidentalis]
                                                   [Antennaria margaritacea]
                                                   [Gnaphalium margaritaceum]
                                                   [Nacrea lanata]
                                               Anaphalis margaritacea subsp. margaritacea
                                                     [Anaphalis cinnamomea]
                                               Anaphalis margaritacea var. angustifolia
                                                     [Anaphalis margaritacea var. japonica]
                                                     [Antennaria japonica]
                                               Anaphalis margaritacea var. cinnamomea
                                               Anaphalis margaritacea var. margaritacea
                                               Anaphalis margaritacea var. yedoensis
                                                     [Anaphalis yedoensis]
                                             Anaphalis morrisonicola
                                                   [Anaphalis margaritacea subsp. morrisonicola]
                                             Anaphalis nagasawai
                                             Anaphalis neelgerryana
                                             Anaphalis nepalensis
                                                   [Anaphalis cuneifolia]
                                                   [Anaphalis triplinervis var. intermedia]
                                                   [Gnaphalium cuneifolium]
                                                   [Gnaphalium nepalense]
                                                   [Gnaphalium nubigenum]
                                               Anaphalis nepalensis var. corymbosa
                                               Anaphalis nepalensis var. monocephala
                                                     [Anaphalis nubigena]
                                                     [Anaphalis triplinervis var. monocephala]
                                             Anaphalis notoniana
                                             Anaphalis oblonga
                                             Anaphalis oxyphylla
                                             Anaphalis pannosa
                                             Anaphalis racemifera
                                             Anaphalis rhododactyla
                                             Anaphalis royleana
                                                   [Anaphalis polylepis]
                                             Anaphalis sierrae
                                             Anaphalis sinica
                                                   [Anaphalis pterocaulon]
                                             Anaphalis subalpina
                                             Anaphalis tenella
                                             Anaphalis travancorica
                                             Anaphalis triplinervis
                                                   [Gnaphalium perfoliatum]
                                             Anaphalis velutina
                                             Anaphalis virgata
                                             Anaphalis wightiana
                                             Anaphalis xylorhiza
                                             Anaphalis yunnanensis
                                               Anaphalis sinica var. densata
                                     Anastraphia
                                             Anastraphia buchii
                                             Anastraphia cowellii
                                                   [Gochnatia cowellii]
                                             Anastraphia crassifolia
                                                   [Gochnatia crassifolia]
                                             Anastraphia elliptica
                                             Anastraphia enneantha
                                             Anastraphia gomezii
                                             Anastraphia ilicifolia
                                             Anastraphia intertexta
                                             Anastraphia maisiana
                                             Anastraphia mantuensis
                                                   [Gochnatia mantuensis]
                                             Anastraphia microcephala
                                             Anastraphia montana
                                             Anastraphia northropiana
                                                   [Anastraphia northropiana var. combsii]
                                                   [Gochnatia ilicifolia]
                                             Anastraphia obovata
                                             Anastraphia obtusifolia
                                                   [Anastraphia baracoensis]
                                                   [Gochnatia obtusifolia]
                                             Anastraphia oligantha
                                                   [Gochnatia oligantha]
                                             Anastraphia paucifloscula
                                                   [Anastraphia bahamensis]
                                                   [Anastraphia cuneifolia]
                                                   [Gochnatia paucifloscula]
                                             Anastraphia recurva
                                             Anastraphia sessilis
                                                   [Gochnatia sessilis]
                                             Anastraphia tortuensis
                                     Anaxeton
                                             Anaxeton arborescens
                                                   [Anaxeton arboreum]
                                                   [Anaxeton recurvum]
                                             Anaxeton asperum
                                             Anaxeton virgatum
                                     Ancistrocarphus
                                             Ancistrocarphus filagineus
                                             Ancistrocarphus keilii
                                     Ancistrophora
                                     Andrieuxia
                                     Andromachia
                                     Andryala
                                             Andryala agardhii
                                             Andryala arenaria
                                               Andryala arenaria var. arenaria
                                               Andryala arenaria var. pinnatifida
                                             Andryala atlanticola
                                             Andryala chevallieri
                                             Andryala cossyrensis
                                             Andryala crithmifolia
                                               Andryala crithmifolia subsp. coronopifolia
                                               Andryala crithmifolia subsp. crithmifolia
                                             Andryala dentata
                                             Andryala glandulosa
                                               Andryala glandulosa subsp. cheiranthifolia
                                               Andryala glandulosa subsp. glandulosa
                                             Andryala integrifolia
                                                   [Andryala integrifolia var. corymbosa]
                                             Andryala lanata
                                             Andryala laxiflora
                                             Andryala maroccana
                                             Andryala mogadorensis
                                               Andryala mogadorensis subsp. jahandiezii
                                               Andryala mogadorensis subsp. mogadorensis
                                             Andryala nigricans
                                             Andryala perezii
                                             Andryala pinnatifida
                                               Andryala pinnatifida subsp. antonii
                                               Andryala pinnatifida subsp. buchiana
                                               Andryala pinnatifida subsp. latifolia
                                               Andryala pinnatifida subsp. pinnatifida
                                               Andryala pinnatifida subsp. preauxiana
                                               Andryala pinnatifida subsp. teydensis
                                               Andryala pinnatifida subsp. webbii
                                             Andryala ragusina
                                               Andryala ragusina subsp. ragusina
                                                     [Andryala lyrata]
                                             Andryala rothia
                                                   [Andryala floccosa]
                                             Andryala sinuata
                                             Andryala spartioides
                                             Andryala webbii
                                             Andryala × christi
                                             Andryala × faurei
                                     Anemocarpa
                                             Anemocarpa podolepidium
                                                   [Helichrysum podolepideum]
                                             Anemocarpa saxatilis
                                     Angelphytum
                                             Angelphytum arnottii
                                             Angelphytum hatschbachii
                                             Angelphytum indutum
                                     Angianthus
                                             Angianthus preissianus
                                             Angianthus strictus
                                             Angianthus tomentosus
                                     Anisocarpus
                                             Anisocarpus bolanderi
                                             Anisocarpus madioides
                                             Anisocarpus radiatus
                                             Anisocarpus scabridus
                                     Anisocoma
                                             Anisocoma acaulis
                                     Anisopappua
                                             Anisopappua stuhlmannii
                                                   [Inula stuhlmannii]
                                     Anisoramphus
                                     Antennaria
                                             Antennaria acuminata
                                             Antennaria alaskana
                                             Antennaria alborosea
                                             Antennaria alpina
                                                   [Antennaria alpina subsp. canescens]
                                                   [Antennaria alpina var. cana]
                                                   [Antennaria alpina var. canescens]
                                                   [Antennaria alpina var. compacta]
                                                   [Antennaria alpina var. glabrata]
                                                   [Antennaria alpina var. intermedia]
                                                   [Antennaria alpina var. stolonifera]
                                                   [Antennaria alpina var. ungavensis]
                                                   [Antennaria arenicola]
                                                   [Antennaria atriceps]
                                                   [Antennaria bayardii]
                                                   [Antennaria boecheriana]
                                                   [Antennaria borealis]
                                                   [Antennaria brunnescens]
                                                   [Antennaria cana]
                                                   [Antennaria canescens subsp. porsildii]
                                                   [Antennaria canescens var. pseudoporsildii]
                                                   [Antennaria canescens]
                                                   [Antennaria columnaris]
                                                   [Antennaria compacta]
                                                   [Antennaria confusa]
                                                   [Antennaria crymophila]
                                                   [Antennaria foggii]
                                                   [Antennaria friesiana subsp. compacta]
                                                   [Antennaria glabrata]
                                                   [Antennaria groenlandica]
                                                   [Antennaria hansii]
                                                   [Antennaria intermedia]
                                                   [Antennaria labradorica]
                                                   [Antennaria longii]
                                                   [Antennaria media subsp. compacta]
                                                   [Antennaria pallida]
                                                   [Antennaria pedunculata]
                                                   [Antennaria porsildii]
                                                   [Antennaria sornborgeri]
                                                   [Antennaria stolonifera]
                                                   [Antennaria subcanescens]
                                                   [Antennaria ungavensis]
                                                   [Antennaria vexillifera]
                                                   [Antennaria wiegandii]
                                                   [Gnaphalium alpinum]
                                               Antennaria alpina var. alpina
                                               Antennaria alpina var. megacephala
                                               Antennaria alpina var. scabra
                                             Antennaria ambigens
                                             Antennaria ampla
                                             Antennaria anaphaloides
                                             Antennaria angustata
                                             Antennaria appendiculata
                                             Antennaria arcuata
                                             Antennaria argentea
                                               Antennaria argentea subsp. aberrans
                                             Antennaria arkansana
                                             Antennaria arnoglossa
                                               Antennaria arnoglossa var. ambigens
                                             Antennaria aromatica
                                             Antennaria bifrons
                                             Antennaria brainerdii
                                             Antennaria burwellensis
                                             Antennaria callilepis
                                             Antennaria calophylla
                                             Antennaria canadensis
                                                   [Antennaria neodioica subsp. canadensis]
                                             Antennaria carpatica
                                                   [Antennaria carpathica]
                                               Antennaria carpatica var. humilis
                                               Antennaria carpatica var. lanata
                                               Antennaria carpatica var. pulcherrima
                                             Antennaria caucasica
                                             Antennaria chilensis
                                               Antennaria chilensis var. chilensis
                                               Antennaria chilensis var. magellanica
                                             Antennaria chlorantha
                                                   [Antennaria neodioica var. chlorantha]
                                             Antennaria concolor
                                             Antennaria congesta
                                             Antennaria corymbosa
                                                   [Antennaria acuta]
                                                   [Antennaria dioica var. corymbosa]
                                                   [Antennaria hygrophila]
                                                   [Antennaria nardina]
                                             Antennaria densifolia
                                             Antennaria dimorpha
                                                   [Antennaria dimorpha var. integra]
                                                   [Antennaria dimorpha var. latisquama]
                                                   [Antennaria dimorpha var. macrocephala]
                                                   [Antennaria latisquama]
                                                   [Antennaria macrocephala]
                                                   [Gnaphalium dimorphum]
                                               Antennaria dimorpha var. flagellaris
                                             Antennaria dioica
                                               Antennaria dioica var. hyperborea
                                               Antennaria dioica var. rosea
                                             Antennaria dioiciformis
                                             Antennaria ellyae
                                             Antennaria erigeroides
                                             Antennaria eucosma
                                             Antennaria exilis
                                             Antennaria eximia
                                             Antennaria fallax
                                               Antennaria fallax var. calophylla
                                             Antennaria farwellii
                                             Antennaria fernaldiana
                                             Antennaria flagellaris
                                             Antennaria foliacea
                                             Antennaria formosa
                                             Antennaria friesiana
                                               Antennaria friesiana ssp. friesiana
                                               Antennaria friesiana subsp. alaskana
                                               Antennaria friesiana subsp. friesiana
                                                     [Antennaria alpina var. friesiana]
                                                     [Antennaria ekmaniana]
                                               Antennaria friesiana subsp. neoalaskana
                                               Antennaria friesiana var. friesiana
                                               Antennaria friesiana var. megacephala
                                             Antennaria geyeri
                                             Antennaria gnaphalioides
                                             Antennaria greenei
                                             Antennaria hendersonii
                                             Antennaria howellii
                                                   [Antennaria neodioica subsp. howellii]
                                               Antennaria howellii subsp. canadensis
                                                     [Antennaria canadensis var. randii]
                                                     [Antennaria canadensis var. spathulata]
                                               Antennaria howellii subsp. howellii
                                                     [Antennaria spathulata var. continentis]
                                               Antennaria howellii subsp. neodioica
                                                     [Antennaria grandis]
                                                     [Antennaria neglecta var. attenuata]
                                                     [Antennaria neglecta var. neodioica]
                                                     [Antennaria neodioica subsp. neodioica]
                                                     [Antennaria neodioica var. attenuata]
                                                     [Antennaria neodioica var. chlorophylla]
                                                     [Antennaria neodioica var. grandis]
                                                     [Antennaria neodioica var. interjecta]
                                                     [Antennaria neodioica var. intertjecta]
                                                     [Antennaria neodioica var. rupicola]
                                                     [Antennaria neodioica]
                                                     [Antennaria obovata]
                                                     [Antennaria rhodantha]
                                                     [Antennaria rupicola]
                                                     [Antennaria russellii]
                                               Antennaria howellii subsp. petaloidea
                                                     [Antennaria neglecta var. subcorymbosa]
                                               Antennaria howellii var. howellii
                                               Antennaria howellii subsp. howellii
                                             Antennaria hudsonica
                                             Antennaria hyperborea
                                             Antennaria imbricata
                                             Antennaria insularis
                                             Antennaria lanata
                                                   [Antennaria carpathica var. lanata]
                                                   [Antennaria villifera]
                                             Antennaria lanulosa
                                             Antennaria linearifolia
                                                   [Gnaphalium linearifolium]
                                             Antennaria luzuloides
                                               Antennaria luzuloides subsp. aberrans
                                               Antennaria luzuloides subsp. luzuloides
                                               Antennaria luzuloides var. argentea
                                               Antennaria luzuloides var. luzuloides
                                               Antennaria luzuloides var. microcephala
                                               Antennaria luzuloides var. oblanceolata
                                             Antennaria magellanica
                                             Antennaria marginata
                                                   [Antennaria dioica var. marginata]
                                                   [Antennaria fendleri]
                                                   [Antennaria marginata var. glandulifera]
                                                   [Antennaria peramoena]
                                             Antennaria media
                                                   [Antennaria alpina var. media]
                                                   [Antennaria austromontana]
                                                   [Antennaria candida]
                                                   [Antennaria densa]
                                                   [Antennaria gormanii]
                                                   [Antennaria modesta]
                                                   [Antennaria mucronata]
                                               Antennaria media subsp. ciliata
                                               Antennaria media subsp. media
                                               Antennaria media subsp. pulchella
                                             Antennaria megacephala
                                             Antennaria mesochora
                                             Antennaria microcephala
                                             Antennaria microphylla
                                                   [Antennaria bracteosa]
                                                   [Antennaria nitida]
                                                   [Antennaria parvifolia var. bracteosa]
                                                   [Antennaria rosea var. nitida]
                                                   [Antennaria solstitialis]
                                             Antennaria monocephala
                                                   [Antennaria monocephala var. latisquamea]
                                               Antennaria monocephala ssp. monocephala
                                               Antennaria monocephala subsp. angustata
                                                     [Antennaria monocephala subsp. angustifolia]
                                                     [Antennaria tweedsmuirii]
                                               Antennaria monocephala subsp. monocephala
                                                     [Antennaria schumaginensis]
                                                     [Antennaria shumaginensis]
                                               Antennaria monocephala subsp. philonipha
                                               Antennaria monocephala var. exilis
                                             Antennaria munda
                                             Antennaria neeglecta
                                             Antennaria neglecta
                                                   [Antennaria angustiarum]
                                                   [Antennaria athabascensis]
                                                   [Antennaria campestris var. athabascensis]
                                                   [Antennaria campestris var. campestris]
                                                   [Antennaria campestris]
                                                   [Antennaria chelonica]
                                                   [Antennaria erosa]
                                                   [Antennaria howellii var. athabascensis]
                                                   [Antennaria howellii var. campestris]
                                                   [Antennaria longifolia]
                                                   [Antennaria lunellii]
                                                   [Antennaria nebrascensis]
                                                   [Antennaria nebraskensis]
                                                   [Antennaria neglecta var. athabascensis]
                                                   [Antennaria neglecta var. campestris]
                                                   [Antennaria parvula]
                                                   [Antennaria rousseaui]
                                                   [Antennaria wilsonii]
                                               Antennaria neglecta subsp. howellii
                                               Antennaria neglecta var. argillicola
                                               Antennaria neglecta var. canadensis
                                               Antennaria neglecta var. howellii
                                               Antennaria neglecta var. neglecta
                                               Antennaria neglecta var. petaloidea
                                               Antennaria neglecta var. randii
                                             Antennaria neoalaskana
                                             Antennaria nitens
                                             Antennaria oblanceolata
                                             Antennaria occidentalis
                                             Antennaria oxyphylla
                                             Antennaria parlinii
                                               Antennaria parlinii parlinii
                                               Antennaria parlinii subsp. fallax
                                                     [Antennaria callophylla]
                                                     [Antennaria parlinii var. ambigens]
                                                     [Antennaria unbellata]
                                               Antennaria parlinii subsp. parlinii
                                               Antennaria parlinii var. arnoglossa
                                               Antennaria parlinii var. fallax
                                               Antennaria parlinii var. farwellii
                                               Antennaria parlinii var. parlinii
                                             Antennaria parviflora
                                             Antennaria parvifolia
                                                   [Antennaria aprica var. minuscula]
                                                   [Antennaria aprica]
                                                   [Antennaria aureola var. roseata]
                                                   [Antennaria aureola]
                                                   [Antennaria holmii]
                                                   [Antennaria latisquamea]
                                                   [Antennaria minuscula]
                                                   [Antennaria obtusata]
                                                   [Antennaria pumila]
                                                   [Antennaria recurva]
                                                   [Antennaria rhodanthus]
                                             Antennaria pedicellata
                                             Antennaria petaloidea
                                                   [Antennaria neodioica subsp. petaloidea]
                                                   [Antennaria neodioica var. petaloidea]
                                               Antennaria petaloidea var. scariosa
                                               Antennaria petaloidea var. subcorymbosa
                                             Antennaria philonipha
                                             Antennaria plantaginea
                                             Antennaria plantaginifolia
                                                   [Antennaria caroliniana]
                                                   [Antennaria decipiens]
                                                   [Antennaria denikeana]
                                                   [Antennaria nemoralis]
                                                   [Antennaria petiolata]
                                                   [Antennaria pinetorum]
                                                   [Antennaria plantaginea var. petiolata]
                                                   [Antennaria plantaginifolia var. petiolata]
                                                   [Gnaphalium plantaginifolium]
                                               Antennaria plantaginifolia plantaginifolia
                                               Antennaria plantaginifolia var. ambigens
                                               Antennaria plantaginifolia var. arnoglossa
                                               Antennaria plantaginifolia var. monocephala
                                               Antennaria plantaginifolia var. parlinii
                                               Antennaria plantaginifolia var. plantaginifolia
                                             Antennaria polyphylla
                                             Antennaria propinqua
                                             Antennaria pulchella
                                             Antennaria pulcherrima
                                                   [Antennaria carpathica var. pulcherrima]
                                               Antennaria pulcherrima subsp. anaphaloides
                                               Antennaria pulcherrima subsp. eucosma
                                               Antennaria pulcherrima subsp. pulcherrima
                                               Antennaria pulcherrima var. anaphaloides
                                               Antennaria pulcherrima var. angustisquama
                                               Antennaria pulcherrima var. sordida
                                             Antennaria pygmaea
                                             Antennaria pyramidata
                                             Antennaria racemosa
                                                   [Antennaria petasites]
                                                   [Antennaria piperi]
                                             Antennaria randii
                                                   [Antennaria neodioica var. randii]
                                             Antennaria rosea
                                               Antennaria rosea subsp. arida
                                                     [Antennaria arida subsp. viscidula]
                                                     [Antennaria arida]
                                                     [Antennaria scariosa]
                                               Antennaria rosea subsp. confinis
                                                     [Antennaria albicans]
                                                     [Antennaria angustifolia]
                                                     [Antennaria arida var. humilis]
                                                     [Antennaria breitungii]
                                                     [Antennaria brevistyla]
                                                     [Antennaria concinna]
                                                     [Antennaria confinis]
                                                     [Antennaria dioica var. kernensis]
                                                     [Antennaria elegans]
                                                     [Antennaria foliacea var. humilis]
                                                     [Antennaria incarnata]
                                                     [Antennaria laingii]
                                                     [Antennaria leontopodioides]
                                                     [Antennaria leuchippii]
                                                     [Antennaria rosea subsp. elegans]
                                                     [Antennaria rosea var. angustifolia]
                                                     [Antennaria sedoides]
                                                     [Antennaria sordida]
                                                     [Antennaria straminea]
                                                     [Antennaria subviscosa]
                                                     [Antennaria tomentella]
                                                     [Leontopodium leontopodioides]
                                               Antennaria rosea subsp. divaricata
                                               Antennaria rosea subsp. pulvinata
                                                     [Antennaria affinis]
                                                     [Antennaria albescens]
                                                     [Antennaria fusca]
                                                     [Antennaria gaspensis]
                                                     [Antennaria howellii subsp. gaspensis]
                                                     [Antennaria isolepis]
                                                     [Antennaria maculata]
                                                     [Antennaria manicouagana]
                                                     [Antennaria media subsp. fusca]
                                                     [Antennaria neglecta var. gaspensis]
                                                     [Antennaria neodioica var. gaspensis]
                                                     [Antennaria peasei]
                                                     [Antennaria pulvinata subsp. albescens]
                                                     [Antennaria pulvinata]
                                                     [Antennaria sansonii]
                                               Antennaria rosea subsp. rosea
                                               Antennaria rosea var. imbricata
                                               Antennaria rosea var. rosea
                                             Antennaria rosulata
                                                   [Antennaria bakeri]
                                                   [Antennaria sierrae-blancae]
                                             Antennaria rousseauii
                                             Antennaria sawyeri
                                             Antennaria scabra
                                             Antennaria soliceps
                                             Antennaria solitaria
                                             Antennaria spathulata
                                             Antennaria speciosa
                                             Antennaria stenolepis
                                             Antennaria stenophylla
                                                   [Antennaria alpina var. stenophylla]
                                                   [Antennaria leucophaea]
                                             Antennaria suffrutescens
                                             Antennaria tansleyi
                                             Antennaria tweedsmurii
                                             Antennaria umbellata
                                             Antennaria umbrinella
                                                   [Antennaria aizoides]
                                                   [Antennaria flavescens]
                                                   [Antennaria reflexa]
                                             Antennaria virginica
                                               Antennaria virginica var. argillicola
                                             Antennaria x erigeroides
                                             Antennaria x foliacea
                                             Antennaria x macounii
                                             Antennaria x oblancifolia
                                                   [Antennaria oblancifolia]
                                     Anteremanthus
                                             Anteremanthus hatschbachii
                                Anthemideae
                                     Artemisia
                                             Artemisia abrotanum
                                                   [Artemisia paniculata]
                                             Artemisia absinthium
                                                   [Artemisia absinthia]
                                                   [Artemisia absinthium var. absinthium]
                                                   [Artemisia absinthium var. insipida]
                                                   [Artemisia rehan]
                                             Artemisia abyssinica
                                               Artemisia abyssinica var. abyssinica
                                               Artemisia abyssinica var. eriocephala
                                             Artemisia adamsii
                                             Artemisia afra
                                               Artemisia afra var. afra
                                                     [Artemisia afra var. friesiorum]
                                               Artemisia afra var. arussorum
                                             Artemisia alaskana
                                                   [Artemisia tyrrellii]
                                             Artemisia alba
                                                   [Artemisia camphorata]
                                                   [Artemisia viridis]
                                               Artemisia alba subsp. alba
                                                     [Artemisia incanescens]
                                               Artemisia alba subsp. chitachensis
                                                     [Artemisia chitachensis]
                                               Artemisia alba subsp. kabylica
                                             Artemisia albicans
                                             Artemisia albicerata
                                             Artemisia albida
                                             Artemisia aleutica
                                             Artemisia algeriensis
                                             Artemisia alpina
                                             Artemisia amygdalina
                                             Artemisia anethifolia
                                                   [Artemisia multicaulis]
                                             Artemisia anethoides
                                             Artemisia annua
                                                   [Artemisia suaveolens]
                                             Artemisia anomala
                                               Artemisia anomala var. tomentella
                                             Artemisia aralensis
                                             Artemisia araxina
                                             Artemisia arborescens
                                             Artemisia arbuscula
                                               Artemisia arbuscula arbuscula
                                               Artemisia arbuscula ssp. thermopola
                                               Artemisia arbuscula subsp. arbuscula
                                               Artemisia arbuscula subsp. longicaulis
                                               Artemisia arbuscula subsp. longiloba
                                               Artemisia arbuscula subsp. thermopola
                                               Artemisia arbuscula var. arbuscula
                                               Artemisia arbuscula var. longiloba
                                             Artemisia arctica
                                               Artemisia arctica arctica
                                               Artemisia arctica subsp. arctica
                                               Artemisia arctica subsp. beringensis
                                               Artemisia arctica subsp. comata
                                               Artemisia arctica subsp. saxicola
                                               Artemisia arctica var. beringensis
                                             Artemisia argentea
                                             Artemisia argophylla
                                             Artemisia argyi
                                             Artemisia armeniaca
                                             Artemisia aromatica
                                             Artemisia aschurbajewii
                                             Artemisia atlantica
                                             Artemisia atrata
                                             Artemisia aucheri
                                             Artemisia australis
                                                   [Artemisia australis f. skottsbergii]
                                             Artemisia austriaca
                                             Artemisia badhysi
                                             Artemisia baldshuanica
                                             Artemisia barrelieri
                                             Artemisia biennis
                                               Artemisia biennis var. biennis
                                               Artemisia biennis var. diffusa
                                             Artemisia bigelovii
                                             Artemisia borealis
                                               Artemisia borealis subsp. borealis
                                                     [Artemisia borealis var. wormskioldii]
                                               Artemisia borealis subsp. purshii
                                               Artemisia borealis subsp. richardsoniana
                                               Artemisia borealis var. latisecta
                                               Artemisia borealis var. purshii
                                             Artemisia bottnica
                                             Artemisia brachyphylla
                                             Artemisia brevifolia
                                             Artemisia brittonii
                                             Artemisia caerulescens
                                               Artemisia caerulescens subsp. caerulescens
                                                     [Seriphidium caerulescens]
                                               Artemisia caerulescens subsp. gallica
                                                     [Seriphidium caerulescens var. gallicum]
                                             Artemisia caespitosa
                                             Artemisia californica
                                                   [Artemisia foliosa]
                                               Artemisia californica var. insularis
                                             Artemisia campestris
                                                   [Artemisia cordata]
                                               Artemisia campestris subsp. borealis
                                                     [Artemisia nana]
                                               Artemisia campestris subsp. bottnica
                                               Artemisia campestris subsp. campestris
                                                     [Artemisia campestris var. alpina]
                                                     [Artemisia glutinosa]
                                               Artemisia campestris subsp. canadensis
                                               Artemisia campestris subsp. caudata
                                                     [Artemisia campestris var. caudata]
                                                     [Artemisia caudata var. calvens]
                                                     [Artemisia caudata]
                                                     [Artemisia forwoodii]
                                                     [Oligosporus campestris subsp. caudatus]
                                                     [Oligosporus caudatus]
                                               Artemisia campestris subsp. cinerea
                                               Artemisia campestris subsp. glutinosa
                                               Artemisia campestris subsp. maritima
                                               Artemisia campestris subsp. pacifica
                                                     [Artemisia campestris var. scouleriana]
                                                     [Artemisia campestris var. wormskioldii]
                                               Artemisia campestris subsp. richardsoniana
                                               Artemisia campestris subsp. variabilis
                                                     [Artemisia lanata]
                                                     [Artemisia variabilis]
                                               Artemisia campestris var. borealis
                                                     [Artemisia groenlandica]
                                               Artemisia campestris var. canadensis
                                               Artemisia campestris var. petiolata
                                               Artemisia campestris var. purshii
                                             Artemisia cana
                                               Artemisia cana cana
                                               Artemisia cana subsp. bolanderi
                                                     [Artemisia bolanderi]
                                                     [Artemisia tridentata subsp. bolanderi]
                                                     [Artemisia tridentata var. bolanderi]
                                                     [Seriphidium bolanderi]
                                                     [Seriphidium canum subsp. bolanderi]
                                               Artemisia cana var. bolanderi
                                               Artemisia cana subsp. cana
                                                     [Artemisia columbiensis]
                                               Artemisia cana subsp. viscidula
                                                     [Artemisia argillosa]
                                                     [Artemisia argilosa]
                                                     [Artemisia cana var. viscidula]
                                                     [Artemisia viscidula]
                                                     [Seriphidium canum subsp. viscidulum]
                                               Artemisia cana var. cana
                                             Artemisia canadensis
                                                   [Artemisia bourgeauana]
                                                   [Oligosporus canadensis]
                                             Artemisia canariensis
                                             Artemisia capillaris
                                             Artemisia capitata
                                             Artemisia carruthii
                                                   [Artemisia bakeri]
                                                   [Artemisia carruthii var. wrightii]
                                                   [Artemisia kansana]
                                               Artemisia carruthii var. carruthii
                                             Artemisia carvifolia
                                                   [Artemisia apiacea]
                                             Artemisia caucasica
                                             Artemisia cernua
                                             Artemisia chamaemelifolia
                                             Artemisia cina
                                             Artemisia ciniformis
                                             Artemisia codonocephala
                                                   [Artemisia argyi var. incana]
                                             Artemisia coloradensis
                                             Artemisia comata
                                             Artemisia commutata
                                             Artemisia compacta
                                             Artemisia constricta
                                             Artemisia crithmifolia
                                             Artemisia cuneata
                                             Artemisia cuneifolia
                                             Artemisia dalailamae
                                             Artemisia deserti
                                             Artemisia desertorum
                                               Artemisia desertorum var. foetida
                                                     [Artemisia foetida]
                                             Artemisia discolor
                                             Artemisia domingensis
                                             Artemisia douglasiana
                                                   [Artemisia caudata var. douglasiana]
                                                   [Artemisia vulgaris subsp. heterophylla]
                                                   [Artemisia vulgaris var. douglasiana]
                                             Artemisia dracunculina
                                             Artemisia dracunculus
                                                   [Artemisia dracunculoides var. dracunculina]
                                                   [Artemisia dracunculoides]
                                                   [Artemisia dracunculus subsp. glauca]
                                                   [Artemisia dracunculus var. glauca]
                                                   [Oligosporus dracunculus subsp. dracunculinus]
                                                   [Oligosporus dracunculus subsp. glaucus]
                                                   [Oligosporus dracunculus]
                                               Artemisia dracunculus subsp. dracunculus
                                               Artemisia dracunculus var. dracunculus
                                                     [Artemisia dracunculoides var. wolfii]
                                             Artemisia dubia
                                               Artemisia dubia var. subdigitata
                                                     [Artemisia dubia var. jacquemontiana]
                                                     [Artemisia subdigitata]
                                             Artemisia elatior
                                             Artemisia elegantissima
                                             Artemisia eriantha
                                                   [Artemisia baumgartenii]
                                             Artemisia eriopoda
                                               Artemisia eriopoda var. rotundifolia
                                                     [Artemisia rotundifolia]
                                             Artemisia estesii
                                             Artemisia ferganensis
                                             Artemisia filifolia
                                                   [Artemisia plattensis]
                                                   [Oligosporus filifolius]
                                             Artemisia flahaultii
                                             Artemisia flava
                                             Artemisia fragrans
                                             Artemisia franserioides
                                             Artemisia frigida
                                                   [Artemisia frigida var. williamsiae]
                                             Artemisia fukudo
                                             Artemisia furcata
                                               Artemisia furcata var. furcata
                                               Artemisia furcata var. heterophylla
                                             Artemisia gallica
                                             Artemisia genipi
                                               Artemisia genipi subsp. genipi
                                                     [Artemisia spicata]
                                             Artemisia glacialis
                                             Artemisia glanduligera
                                             Artemisia glauca
                                                   [Artemisia dracunculoides var. glauca]
                                                   [Artemisia glauca var. dracunculina]
                                                   [Artemisia glauca var. dracunculus]
                                             Artemisia globularia
                                               Artemisia globularia subsp. globularia
                                               Artemisia globularia subsp. lutea
                                               Artemisia globularia var. lutea
                                             Artemisia glomerata
                                                   [Artemisia leontopodioides]
                                               Artemisia glomerata var. glomerata
                                               Artemisia glomerata var. subglabrata
                                             Artemisia gmelinii
                                               Artemisia gmelinii var. messerschmidiana
                                             Artemisia gnaphaloides
                                             Artemisia gorgonum
                                             Artemisia gormanii
                                             Artemisia gracilescens
                                             Artemisia gracillima
                                             Artemisia granatensis
                                             Artemisia grata
                                             Artemisia gypsacea
                                             Artemisia haussknechtii
                                             Artemisia hedinii
                                             Artemisia herba-alba
                                               Artemisia herba-alba subsp. herba-alba
                                                     [Artemisia aragonensis]
                                             Artemisia heterophylla
                                             Artemisia hillebrandii
                                               Artemisia hillebrandii var. kauaiensis
                                             Artemisia hispanica
                                             Artemisia hololeuca
                                             Artemisia huguetii
                                             Artemisia hyperborea
                                             Artemisia ifranensis
                                             Artemisia inaequifolia
                                             Artemisia incana
                                             Artemisia inculta
                                             Artemisia indica
                                                   [Artemisia flodmanii]
                                                   [Artemisia princeps var. orientalis]
                                                   [Artemisia wallichiana]
                                             Artemisia integrifolia
                                             Artemisia jacutica
                                             Artemisia japonica
                                             Artemisia judaica
                                               Artemisia judaica subsp. judaica
                                               Artemisia judaica subsp. sahariensis
                                             Artemisia kauaiensis
                                             Artemisia kawakamii
                                             Artemisia keiskeana
                                             Artemisia kennedyi
                                             Artemisia klotzchiana
                                             Artemisia klotzschiana
                                             Artemisia koidzumii
                                             Artemisia kruhsiana
                                               Artemisia kruhsiana subsp. alaskana
                                             Artemisia krushiana
                                             Artemisia kurramensis
                                             Artemisia laciniata
                                               Artemisia laciniata subsp. laciniata
                                               Artemisia laciniata subsp. parryi
                                                     [Artemisia parryi]
                                             Artemisia laciniatiformis
                                             Artemisia lactiflora
                                             Artemisia lagocephala
                                             Artemisia lagopus
                                               Artemisia lagopus subsp. lagopus
                                                     [Artemisia meyeriana]
                                             Artemisia lancea
                                                   [Artemisia feddei]
                                                   [Artemisia minutiflora]
                                             Artemisia latifolia
                                             Artemisia latiloba
                                             Artemisia lavandulifolia
                                             Artemisia laxa
                                             Artemisia lehmanniana
                                             Artemisia lercheana
                                             Artemisia lessingiana
                                             Artemisia leucodes
                                             Artemisia leucophylla
                                             Artemisia leucotricha
                                             Artemisia lindheimeriana
                                             Artemisia lindleyana
                                                   [Artemisia prescottiana]
                                             Artemisia lingyeouruennii
                                             Artemisia littoricola
                                             Artemisia longifolia
                                                   [Artemisia ludoviciana var. integrifolia]
                                             Artemisia longiloba
                                             Artemisia ludoviciana
                                                   [Artemisia ghiesbreghtii]
                                                   [Artemisia muelleri]
                                                   [Artemisia platyphylla]
                                                   [Artemisia rhizomata var. pabularis]
                                                   [Cacalia runcinata]
                                               Artemisia ludoviciana ludoviciana
                                               Artemisia ludoviciana subsp. albula
                                                     [Artemisia albula]
                                                     [Artemisia ludoviciana var. albula]
                                               Artemisia ludoviciana subsp. candicans
                                                     [Artemisia candicans]
                                                     [Artemisia gracilenta]
                                                     [Artemisia ludoviciana var. latiloba]
                                               Artemisia ludoviciana subsp. cf ludoviciana
                                               Artemisia ludoviciana subsp. estesii
                                               Artemisia ludoviciana subsp. incompta
                                                     [Artemisia arachnoidea]
                                                     [Artemisia atomifera]
                                                     [Artemisia discolor var. incompta]
                                                     [Artemisia incompta]
                                                     [Artemisia ludoviciana var. incompta]
                                               Artemisia ludoviciana subsp. lindleyana
                                               Artemisia ludoviciana subsp. ludoviciana
                                                     [Artemisia diversifolia]
                                                     [Artemisia gnaphalodes]
                                                     [Artemisia herriotii]
                                                     [Artemisia ludoviciana subsp. typica]
                                                     [Artemisia ludoviciana var. americana]
                                                     [Artemisia ludoviciana var. brittonii]
                                                     [Artemisia ludoviciana var. gnaphalodes]
                                                     [Artemisia ludoviciana var. latifolia]
                                                     [Artemisia ludoviciana var. pabularis]
                                                     [Artemisia pabularis]
                                                     [Artemisia paucicephala]
                                                     [Artemisia purshiana]
                                                     [Artemisia rhizomata]
                                                     [Artemisia vulgaris subsp. ludoviciana]
                                                     [Artemisia vulgaris var. ludoviciana]
                                               Artemisia ludoviciana subsp. mexicana
                                                     [Artemisia ludoviciana var. mexicana]
                                                     [Artemisia mexicana]
                                                     [Artemisia neomexicana]
                                                     [Artemisia vulgaris var. mexicana]
                                               Artemisia ludoviciana subsp. redolens
                                               Artemisia ludoviciana subsp. sulcata
                                                     [Artemisia sulcata]
                                               Artemisia ludoviciana var. candicans
                                               Artemisia ludoviciana var. ludoviciana
                                               Artemisia ludoviciana var. redolens
                                             Artemisia macilenta
                                             Artemisia macrantha
                                             Artemisia macrobotrys
                                             Artemisia macrocephala
                                             Artemisia magellanica
                                             Artemisia manshurica
                                             Artemisia maritima
                                               Artemisia maritima subsp. maritima
                                                     [Artemisia salina]
                                             Artemisia marschalliana
                                                   [Artemisia tschernieviana]
                                             Artemisia martirensis
                                             Artemisia mattfeldii
                                               Artemisia mattfeldii var. etomentosa
                                             Artemisia mauiensis
                                               Artemisia mauiensis var. diffusa
                                             Artemisia maximovicziana
                                             Artemisia mccallae
                                                   [Artemisia caudata var. rydbergiana]
                                             Artemisia mendozana
                                             Artemisia mesatlantica
                                             Artemisia michauxiana
                                                   [Artemisia vulgaris subsp. michauxiana]
                                             Artemisia microcephala
                                             Artemisia minima
                                             Artemisia minor
                                             Artemisia minuta
                                             Artemisia mongolica
                                             Artemisia monophylla
                                             Artemisia monosperma
                                             Artemisia montana
                                                   [Artemisia gigantea]
                                             Artemisia moorcroftiana
                                             Artemisia morrisonensis
                                             Artemisia mutellina
                                             Artemisia nanschanica
                                             Artemisia natronensis
                                             Artemisia negrei
                                             Artemisia nesiotica
                                             Artemisia niitakayamensis
                                             Artemisia nitrosa
                                             Artemisia norvegica
                                               Artemisia norvegica subsp. norvegica
                                                     [Artemisia longepedunculata]
                                               Artemisia norvegica var. norvegica
                                               Artemisia norvegica subsp. saxatilis
                                                     [Artemisia arctica var. saxatilis]
                                               Artemisia norvegica var. comata
                                               Artemisia norvegica var. piceetorum
                                               Artemisia norvegica var. saxatilis
                                             Artemisia nova
                                                   [Artemisia arbuscula subsp. nova]
                                                   [Artemisia arbuscula var. nova]
                                                   [Artemisia nova var. duchesnicola]
                                                   [Artemisia tridentata subsp. nova]
                                                   [Seriphidium novum]
                                               Artemisia nova var. nova
                                             Artemisia nutans
                                                   [Artemisia cretacea]
                                             Artemisia nuttallii
                                                   [Artemisia macarthurii]
                                             Artemisia obtusiloba
                                               Artemisia obtusiloba subsp. altaiensis
                                                     [Artemisia altaiensis]
                                               Artemisia obtusiloba subsp. subviscosa
                                                     [Artemisia subviscosa]
                                               Artemisia obtusiloba var. glabra
                                             Artemisia oligocarpa
                                             Artemisia opulenta
                                             Artemisia oranensis
                                             Artemisia packardiae
                                             Artemisia palmeri
                                                   [Artemisiastrum palmeri]
                                             Artemisia palustris
                                             Artemisia papposa
                                             Artemisia parishii
                                             Artemisia parviflora
                                                   [Artemisia japonica var. parviflora]
                                             Artemisia pattersoni
                                             Artemisia pattersonii
                                             Artemisia pedatifida
                                             Artemisia pedemontana
                                                   [Artemisia assoana]
                                             Artemisia pedunculosa
                                             Artemisia persica
                                                   [Artemisia subspinescens]
                                             Artemisia petrophila
                                             Artemisia phaeolepis
                                             Artemisia pontica
                                             Artemisia porrecta
                                             Artemisia porteri
                                             Artemisia potens
                                             Artemisia potentilloides
                                               Artemisia potentilloides var. nitrophila
                                             Artemisia princeps
                                             Artemisia pringlei
                                             Artemisia procera
                                             Artemisia pubescens
                                             Artemisia pudica
                                             Artemisia pumila
                                             Artemisia pycnocephala
                                             Artemisia pycnorhiza
                                             Artemisia pygmaea
                                                   [Seriphidium pygmaeum]
                                             Artemisia ramosa
                                             Artemisia redolens
                                             Artemisia repens
                                             Artemisia reptans
                                             Artemisia revoluta
                                             Artemisia rhodantha
                                             Artemisia richardsoniana
                                             Artemisia rigida
                                             Artemisia rothrockii
                                             Artemisia roxburghiana
                                               Artemisia roxburghiana var. purpurascens
                                                     [Artemisia strongylocephala]
                                             Artemisia rubripes
                                             Artemisia rupestris
                                                   [Artemisia rupestris subsp. woodii]
                                               Artemisia rupestris subsp. rupestris
                                             Artemisia ruthiae
                                             Artemisia rutifolia
                                             Artemisia sacrorum
                                             Artemisia saharae
                                             Artemisia salsoloides
                                             Artemisia santolina
                                             Artemisia santolinaefolia
                                             Artemisia santolinifolia
                                             Artemisia santonicum
                                               Artemisia santonicum subsp. santonicum
                                                     [Artemisia monogyna]
                                             Artemisia saxicola
                                             Artemisia schimperi
                                             Artemisia schmidtiana
                                             Artemisia schrenkiana
                                             Artemisia scoparia
                                                   [Artemisia gracilis]
                                                   [Artemisia piperita]
                                             Artemisia scopulorum
                                             Artemisia selengensis
                                             Artemisia senjavinensis
                                                   [Ajania senjavinensis]
                                             Artemisia sericea
                                                   [Artemisia coerulescens]
                                                   [Artemisia holosericea]
                                             Artemisia serotina
                                             Artemisia serrata
                                             Artemisia sibirica
                                             Artemisia sieberi
                                             Artemisia sieversiana
                                             Artemisia silvicola
                                             Artemisia simplex
                                             Artemisia simulans
                                             Artemisia sinanensis
                                             Artemisia sinensis
                                             Artemisia siversiana
                                             Artemisia sodiroi
                                             Artemisia somai
                                             Artemisia spiciformis
                                               Artemisia spiciformis var. longiloba
                                             Artemisia spithamaea
                                             Artemisia spithamea
                                             Artemisia splendens
                                             Artemisia stelleriana
                                             Artemisia stenocephala
                                             Artemisia stipularis
                                             Artemisia stolonifera
                                             Artemisia stricta
                                             Artemisia sublessingiana
                                             Artemisia succulenta
                                             Artemisia suksdorfii
                                                   [Artemisia vulgaris var. littoralis]
                                             Artemisia sylvatica
                                             Artemisia tacomensis
                                             Artemisia tanacetifolia
                                                   [Artemisia laciniata var. glabriuscula]
                                             Artemisia tangutica
                                             Artemisia taurica
                                                   [Artemisia graveolens]
                                             Artemisia tenuis
                                             Artemisia tenuisecta
                                             Artemisia thuscula
                                             Artemisia tilesii
                                               Artemisia tilesii subsp. elatior
                                               Artemisia tilesii subsp. gormanii
                                               Artemisia tilesii subsp. tilesii
                                               Artemisia tilesii subsp. unalaschcensis
                                                     [Artemisia hookeriana]
                                                     [Artemisia tilesii var. unalaschcensis]
                                               Artemisia tilesii var. aleutica
                                               Artemisia tilesii var. elatior
                                               Artemisia tilesii var. tilesii
                                             Artemisia tilhoana
                                             Artemisia tournefortiana
                                             Artemisia tridentata
                                               Artemisia tridentata subsp. arbuscula
                                               Artemisia tridentata subsp. parishii
                                                     [Artemisia tridentata var. parishii]
                                                     [Seriphidium tridentatum subsp. parishii]
                                               Artemisia tridentata subsp. rothrockii
                                               Artemisia tridentata subsp. spiciformis
                                               Artemisia tridentata subsp. tridentata
                                                     [Artemisia angusta]
                                                     [Artemisia angustifolia]
                                                     [Artemisia tridentata var. angustifolia]
                                                     [Seriphidium tridentatum subsp. tridentatum]
                                                     [Seriphidium tridentatum]
                                               Artemisia tridentata subsp. trifida
                                               Artemisia tridentata subsp. typica
                                               Artemisia tridentata subsp. vaseyana
                                                     [Artemisia tridentata var. pauciflora]
                                                     [Artemisia tridentata var. vaseyana]
                                                     [Artemisia vaseyana]
                                                     [Seriphidium tridentatum subsp. vaseyanum]
                                                     [Seriphidium vaseyanum]
                                               Artemisia tridentata subsp. wyomingensis
                                                     [Artemisia tridentata var. wyomingensis]
                                                     [Seriphidium tridentatum subsp. wyomingense]
                                               Artemisia tridentata subsp. xericensis
                                               Artemisia tridentata tridentata
                                               Artemisia tridentata var. rothrockii
                                               Artemisia tridentata var. spiciformis
                                               Artemisia tridentata var. tridentata
                                               Artemisia tridentata var. trifida
                                               Artemisia tridentata × bonnevillensis
                                               Artemisia tridentata nothosubsp. bonnevillensis
                                             Artemisia trifida
                                               Artemisia trifida var. rigida
                                             Artemisia trifurcata
                                             Artemisia tripartita
                                               Artemisia tripartita subsp. rupicola
                                               Artemisia tripartita subsp. tripartita
                                               Artemisia tripartita var. rupicola
                                               Artemisia tripartita var. tripartita
                                             Artemisia tukuchaensis
                                             Artemisia turanica
                                             Artemisia turcomanica
                                             Artemisia tyrellii
                                             Artemisia umbelliformis
                                               Artemisia umbelliformis subsp. eriantha
                                                     [Artemisia petrosa]
                                             Artemisia unalaskensis
                                               Artemisia unalaskensis var. aleutica
                                             Artemisia underwoodii
                                             Artemisia vachanica
                                             Artemisia vallesiaca
                                             Artemisia verbenacea
                                             Artemisia verlotiorum
                                             Artemisia verlotorum
                                             Artemisia vestita
                                             Artemisia vexans
                                             Artemisia violacea
                                             Artemisia vulgaris
                                               Artemisia vulgaris subsp. gnaphalodes
                                               Artemisia vulgaris subsp. longifolia
                                               Artemisia vulgaris subsp. wrighti
                                               Artemisia vulgaris var. coarctata
                                               Artemisia vulgaris var. discolor
                                               Artemisia vulgaris var. glabra
                                               Artemisia vulgaris var. heterophylla
                                               Artemisia vulgaris var. indica
                                               Artemisia vulgaris var. kamtschatica
                                               Artemisia vulgaris var. latiloba
                                               Artemisia vulgaris var. selengensis
                                               Artemisia vulgaris var. vulgaris
                                             Artemisia woodii
                                             Artemisia wrightii
                                             Artemisia xigazeensis
                                                   [Artemisia halimodendron]
                                             Artemisia zayuensis
                                     Anthemiopsis
                                     Anthemis
                                             Anthemis abrotanifolia
                                             Anthemis abylaea
                                             Anthemis aetnensis
                                             Anthemis alpina
                                             Anthemis altissima
                                             Anthemis arabica
                                             Anthemis arvensis
                                               Anthemis arvensis subsp. arvensis
                                               Anthemis arvensis subsp. incrassata
                                               Anthemis arvensis var. agrestis
                                               Anthemis arvensis var. arvensis
                                             Anthemis austriaca
                                             Anthemis boveana
                                             Anthemis candidissima
                                             Anthemis chia
                                             Anthemis chrysantha
                                             Anthemis confusa
                                             Anthemis cota
                                             Anthemis cotula
                                                   [Maruta cotula]
                                             Anthemis cretica
                                               Anthemis cretica subsp. cassia
                                                     [Anthemis blancheana]
                                                     [Anthemis cassia]
                                               Anthemis cretica subsp. columnae
                                               Anthemis cretica subsp. cretica
                                                     [Anthemis amasiana]
                                                     [Anthemis mariae]
                                               Anthemis cretica subsp. iberica
                                                     [Anthemis iberica]
                                               Anthemis cretica subsp. saportana
                                                     [Anthemis saportana]
                                             Anthemis cupaniana
                                             Anthemis cyrenaica
                                             Anthemis discoidea
                                             Anthemis fayedina
                                             Anthemis fuscata
                                             Anthemis gharbensis
                                             Anthemis glareosa
                                             Anthemis homogamos
                                                   [Anthemis valentina var. homogamos]
                                             Anthemis hydruntina
                                             Anthemis indurata
                                             Anthemis kotschyana
                                               Anthemis kotschyana var. discoidea
                                             Anthemis kruegeriana
                                             Anthemis leucanthemifolia
                                             Anthemis lithuanica
                                             Anthemis macedonica
                                             Anthemis maris-mortui
                                             Anthemis maritima
                                               Anthemis maritima subsp. bolosii
                                               Anthemis maritima subsp. maritima
                                               Anthemis maritima subsp. pseudopunctata
                                             Anthemis maroccana
                                               Anthemis maroccana subsp. aguilarii
                                               Anthemis maroccana subsp. maroccana
                                             Anthemis marschalliana
                                             Anthemis mauritiana
                                               Anthemis mauritiana subsp. faurei
                                               Anthemis mauritiana subsp. mauritiana
                                                     [Anthemis mauritii]
                                             Anthemis melampodina
                                               Anthemis melampodina subsp. brachyota
                                               Anthemis melampodina subsp. melampodina
                                             Anthemis microcephala
                                                   [Maruta microcephala]
                                             Anthemis microsperma
                                             Anthemis mixta
                                             Anthemis monilicostata
                                             Anthemis montana
                                             Anthemis odontostephana
                                             Anthemis orientalis
                                                   [Anthemis taygetea]
                                             Anthemis parthenioides
                                                   [Chrysanthemum partheniodes]
                                             Anthemis parvifolia
                                             Anthemis pedunculata
                                                   [Anacyclus pedunculatus]
                                               Anthemis pedunculata subsp. atlantica
                                               Anthemis pedunculata subsp. clausonis
                                               Anthemis pedunculata subsp. pedunculata
                                                     [Anthemis laeviuscula]
                                                     [Anthemis tuberculata]
                                             Anthemis pseudocotula
                                               Anthemis pseudocotula subsp. pseudocotula
                                             Anthemis punctata
                                               Anthemis punctata subsp. kabylica
                                               Anthemis punctata subsp. punctata
                                             Anthemis retusa
                                                   [Anthemis cairica]
                                             Anthemis rigida
                                             Anthemis rudolphiana
                                             Anthemis ruthenica
                                                   [Anthemis neilreichii]
                                             Anthemis secundiramea
                                             Anthemis stiparum
                                               Anthemis stiparum subsp. intermedia
                                               Anthemis stiparum subsp. sabulicola
                                               Anthemis stiparum subsp. stiparum
                                             Anthemis taubertii
                                             Anthemis tenuisecta
                                               Anthemis tenuisecta subsp. jahandiezii
                                               Anthemis tenuisecta subsp. tenuisecta
                                             Anthemis tigreensis
                                                   [Anthemis abyssinica var. tigreensis]
                                                   [Anthemis cotula var. atromarginata]
                                                   [Anthemis pygmaea]
                                                   [Anthemis semiensis]
                                             Anthemis tigrensis
                                             Anthemis tomentosa
                                               Anthemis tomentosa subsp. peregrina
                                                     [Anthemis peregrina]
                                             Anthemis triumfettii
                                             Anthemis trotzkiana
                                             Anthemis ubensis
                                             Anthemis werneri
                                                   [Anthemis flexicaulis]
                                             Anthemis zaianica
                                               Anthemis cretica subsp. argaea
                                               Anthemis cretica subsp. carpatica
                                                     [Anthemis carpatica]
                                               Anthemis cretica subsp. pyrethriformis
                                                     [Anthemis grandiflora]
                                               Anthemis melampodina subsp. deserti
                                                     [Anthemis deserti]
                                     Antheropeas
                                             Antheropeas australe
                                             Antheropeas tenuifolium
                                     Antillanthus
                                             Antillanthus carinatus
                                                   [Senecio carinatus]
                                             Antillanthus cubensis
                                                   [Senecio cubensis]
                                             Antillanthus discolor
                                                   [Senecio almironcillo]
                                             Antillanthus eriocarphus
                                                   [Senecio eriocarphus]
                                             Antillanthus leucolepis
                                                   [Senecio leucolepis]
                                             Antillanthus pachypodus
                                                   [Senecio pachypodus]
                                             Antillanthus subsquarrosus
                                                   [Senecio subsquarrosus]
                                     Antillia
                                             Antillia brachychaeta
                                                   [Eupatorium brachychaetum]
                                     Antithrixia
                                     Antunesia
                                     Anvillea
                                             Anvillea garcinii
                                               Anvillea garcinii subsp. garcinii
                                               Anvillea garcinii subsp. radiata
                                                     [Anvillea australis]
                                                     [Anvillea faurei]
                                                     [Anvillea radiata var. australis]
                                                     [Anvillea radiata var. genuina]
                                                     [Anvillea radiata]
                                                     [Sycodium radiatum]
                                             Anvillea platycarpa
                                     Apargia
                                             Apargia autumnalis
                                             Apargia hispida
                                     Apargidium
                                             Apargidium boreale
                                     Aphanactis
                                             Aphanactis jamesoniana
                                             Aphanactis macdonaldii
                                     Aphanostephus
                                             Aphanostephus jaliscensis
                                             Aphanostephus kidderi
                                             Aphanostephus pachyrrhizus
                                             Aphanostephus perennis
                                             Aphanostephus pilosus
                                             Aphanostephus ramosissimus
                                                   [Egletes ramosissima]
                                               Aphanostephus ramosissimus var. humilis
                                                     [Aphanostephus arizonicus]
                                                     [Aphanostephus humilis]
                                                     [Aphanostephus potosinus]
                                                     [Leucopsidium humile]
                                               Aphanostephus ramosissimus var. ramosissimus
                                               Aphanostephus ramosissimus var. ramosus
                                                     [Aphanostephus ramosus]
                                                     [Keerlia ramosa]
                                             Aphanostephus riddellii
                                             Aphanostephus skirrhobasis
                                                   [Aphanostephus arkansanus var. hallii]
                                                   [Aphanostephus arkansanus]
                                                   Aphanostephus skirrhobasis f. incisifolius
                                                   Aphanostephus skirrhobasis f. quasigigantiusculus
                                               Aphanostephus skirrhobasis var. kidderi
                                               Aphanostephus skirrhobasis var. skirrhobasis
                                               Aphanostephus skirrhobasis var. thalassius
                                             Aphanostephus skirrobasis
                                                   [Egletes arkansana]
                                     Aphantochaeta
                                             Aphantochaeta exilis
                                     Aphyllocladus
                                             Aphyllocladus spartioides
                                     Aplopappus
                                     Apogon
                                     Aposeris
                                             Aposeris foetida
                                                   [Ageratum glanduliferum]
                                     Archibaccharis
                                             Archibaccharis aequivenia
                                             Archibaccharis albescens
                                                   [Archibaccharis hirtella var. albescens]
                                             Archibaccharis androgyna
                                                   [Baccharis androgyna]
                                             Archibaccharis asperifolia
                                                   [Baccharis asperifolia]
                                                   [Hemibaccharis sescenticeps]
                                             Archibaccharis auriculata
                                                   [Archibaccharis hieraciifolia var. glandulosa]
                                                   [Archibaccharis hieracioides var. glandulosa]
                                                   [Baccharis glandulosa]
                                                   [Baccharis hieraciifolia]
                                                   [Baccharis oaxacana]
                                             Archibaccharis blakeana
                                             Archibaccharis breedlovei
                                             Archibaccharis caloneura
                                             Archibaccharis campii
                                             Archibaccharis corymbosa
                                                   [Diplostephium corymbosum]
                                             Archibaccharis flexilis
                                                   [Hemibaccharis flexilis]
                                             Archibaccharis glandulosa
                                             Archibaccharis hieraciifolia
                                                   [Archibaccharis hieraciifolia var. hieraciifolia]
                                             Archibaccharis hieracioides
                                                   [Archibaccharis hieraciifolia var. hieracioides]
                                                   [Archibaccharis hieracioides var. hieracioides]
                                             Archibaccharis hirtella
                                                   [Baccharis hirtella]
                                               Archibaccharis hirtella var. hirtella
                                             Archibaccharis intermedia
                                                   [Archibaccharis hirtella var. intermedia]
                                             Archibaccharis irazuensis
                                                   [Hemibaccharis irazuensis]
                                             Archibaccharis lineariloba
                                             Archibaccharis lucentifolia
                                             Archibaccharis macdonaldii
                                             Archibaccharis mucronata
                                             Archibaccharis nephocephala
                                             Archibaccharis panamensis
                                             Archibaccharis peninsularis
                                             Archibaccharis pringlei
                                                   [Hemibaccharis pringlei]
                                             Archibaccharis salmeoides
                                                   [Hemibaccharis salmeoides]
                                             Archibaccharis schiedeana
                                                   [Baccharis elegans var. seemannii]
                                                   [Baccharis elegans]
                                                   [Hemibaccharis torquis]
                                             Archibaccharis serratifolia
                                                   [Archibaccharis serratifolia var. paniculata]
                                                   [Baccharis micrantha]
                                                   [Baccharis serratifolia]
                                                   [Diplostephium paniculatum]
                                             Archibaccharis sescenticeps
                                             Archibaccharis simplex
                                                   [Hemibaccharis simplex]
                                             Archibaccharis standleyi
                                                   [Archibaccharis standleyi var. aequivenia]
                                             Archibaccharis subsessilis
                                             Archibaccharis taeniotricha
                                                   [Archibaccharis hirtella var. taeniotricha]
                                             Archibaccharis torquis
                                             Archibaccharis trichotoma
                                                   [Baccharis trichotoma]
                                             Archibaccharis venturana
                                             Archibaccharis veracruzana
                                             Archibaccharis vulneraria
                                                   [Conyza triplinervia]
                                     Arctanthemum
                                             Arctanthemum arcticum
                                                   [Dendranthema articum]
                                               Arctanthemum arcticum subsp. arcticum
                                               Arctanthemum arcticum subsp. maekawanum
                                                     [Chrysanthemum yezoense]
                                             Arctanthemum integrifolium
                                                   [Dendranthema integrifolium]
                                     Arctium
                                             Arctium amplissimum
                                                   [Cousinia amplissima]
                                             Arctium atlanticum
                                             Arctium aureum
                                                   [Cousinia aurea]
                                             Arctium lappa
                                                   [Arctium leiospermum]
                                                   [Lappa major]
                                                   [Lappa officinalis]
                                               Arctium lappa subsp. lappa
                                                     [Arctium majus]
                                             Arctium minus
                                                   [Lappa minor]
                                                   Arctium minus f. minus
                                                   Arctium minus f. pallidum
                                                   Arctium minus f. tomentosum
                                               Arctium minus subsp. nemorosum
                                               Arctium minus subsp. pubens
                                                     [Arctium pubens]
                                             Arctium nemorosum
                                             Arctium nothum
                                             Arctium platylepis
                                             Arctium tomentosum
                                             Arctium triflorum
                                                   [Cousinia triflora]
                                             Arctium vulgare
                                             Arctium x mixtum
                                             Arctium x nothum
                                     Arctogeron
                                             Arctogeron gramineum
                                     Arctotheca
                                             Arctotheca calendula
                                                   [Cryptostemma calendulaceum]
                                             Arctotheca forbesiana
                                                   [Cryptostemma forbesianum]
                                             Arctotheca populifolia
                                                   [Arctotheca nivea]
                                                   [Arctotis populifolia]
                                                   [Cryptostemma niveum]
                                                   [Microstephium niveum]
                                                   [Microstephium populifolium]
                                                   [Osteospermum niveum]
                                             Arctotheca prostrata
                                                   [Arctotheca repens]
                                     Arctotis
                                             Arctotis acaulis
                                             Arctotis angustifolia
                                                   [Arctotis plantaginea]
                                             Arctotis arctotoides
                                                   [Venidium arctotoides]
                                                   [Venidium decurrens]
                                             Arctotis aspera
                                                   [Arctotis aspera var. angustifolia]
                                             Arctotis auriculata
                                                   [Arctotis namaquana]
                                             Arctotis bellidifolia
                                             Arctotis fastuosa
                                                   [Venidium wyleyi]
                                             Arctotis gigantea
                                             Arctotis gumbletonii
                                             Arctotis hirsuta
                                                   [Arctotis calendulacea]
                                             Arctotis laciniata
                                                   [Arctotis elatior]
                                             Arctotis laevis
                                             Arctotis leptorhiza
                                                   [Arctotis breviscapa]
                                               Arctotis leptorhiza var. breviscapa
                                             Arctotis revoluta
                                                   [Arctotis candida]
                                             Arctotis scabra
                                                   [Venidium semipapposum]
                                             Arctotis semipapposa
                                                   [Venidium scabrum]
                                             Arctotis stoechadifolia
                                                   [Arctotis grandis]
                                                   [Arctotis stoechadifolia var. grandis]
                                                   [Centaurea incana]
                                             Arctotis sulcocarpa
                                             Arctotis venusta
                                     Argyranthemum
                                             Argyranthemum adauctum
                                               Argyranthemum adauctum subsp. adauctum
                                               Argyranthemum adauctum subsp. canariense
                                                     [Chrysanthemum canariense]
                                               Argyranthemum adauctum subsp. dugourii
                                               Argyranthemum adauctum subsp. erythrocarpon
                                               Argyranthemum adauctum subsp. gracile
                                               Argyranthemum adauctum subsp. jacobaeifolium
                                                     [Chrysanthemum jacobaeifolium]
                                               Argyranthemum adauctum subsp. palmense
                                             Argyranthemum anethifolium
                                             Argyranthemum broussonetii
                                             Argyranthemum callichrysum
                                               Argyranthemum callichrysum subsp. callichrysum
                                               Argyranthemum callichrysum subsp. gomerensis
                                             Argyranthemum coronopifolium
                                             Argyranthemum dissectum
                                             Argyranthemum escarrei
                                             Argyranthemum filifolium
                                                   [Chrysanthemum filifolium]
                                             Argyranthemum foeniculaceum
                                                   [Chrysanthemum foeniculaceum]
                                             Argyranthemum foeniculum
                                             Argyranthemum frutescens
                                                   [Chrysanthemum frutescens]
                                               Argyranthemum frutescens subsp. canariae
                                               Argyranthemum frutescens subsp. foeniculaceum
                                               Argyranthemum frutescens subsp. frutescens
                                                     [Chrysanthemum carnosulum]
                                               Argyranthemum frutescens subsp. gracilescens
                                               Argyranthemum frutescens subsp. parviflorum
                                               Argyranthemum frutescens subsp. pumilum
                                               Argyranthemum frutescens subsp. succulentum
                                             Argyranthemum gracile
                                             Argyranthemum gracilis
                                             Argyranthemum haematomma
                                             Argyranthemum haouarytheum
                                             Argyranthemum hierrense
                                             Argyranthemum jacobaeifolium
                                             Argyranthemum lemsii
                                             Argyranthemum lidii
                                             Argyranthemum maderense
                                             Argyranthemum pinnatifidum
                                               Argyranthemum pinnatifidum subsp. montanum
                                               Argyranthemum pinnatifidum subsp. pinnatifidum
                                                     [Chrysanthemum pinnatifidum]
                                               Argyranthemum pinnatifidum subsp. succulentum
                                             Argyranthemum sundingii
                                             Argyranthemum sventenii
                                             Argyranthemum teneriffae
                                             Argyranthemum thalassophilum
                                             Argyranthemum vicentii
                                             Argyranthemum webbii
                                             Argyranthemum winteri
                                     Argyrautia
                                     Argyrochaeta
                                     Argyroxiphium
                                             Argyroxiphium caliginis
                                               Argyroxiphium caliginis var. kai
                                             Argyroxiphium forbesii
                                             Argyroxiphium grayanum
                                             Argyroxiphium kauense
                                             Argyroxiphium macrocephalum
                                             Argyroxiphium sandwicense
                                               Argyroxiphium sandwicense subsp. macrocephalum
                                               Argyroxiphium sandwicense subsp. sandwicense
                                               Argyroxiphium sandwicense var. kauense
                                             Argyroxiphium virescens
                                             Argyroxiphium x kai
                                             Argyroxiphium ×kai
                                     Arida
                                             Arida arizonica
                                                   [Machaeranthera ammophila]
                                                   [Machaeranthera amophila]
                                                   [Machaeranthera arida]
                                                   [Machaeranthera arizonica]
                                                   [Machaeranthera coulteri var. arida]
                                             Arida blepharophylla
                                             Arida carnosa
                                                   [Aster intricatus]
                                                   [Bigelovia intricata]
                                                   [Leucosyris carnosa var. intricata]
                                                   [Leucosyris carnosa]
                                                   [Linosyris carnosa]
                                                   [Machaeranthera carnosa var. carnosa]
                                                   [Machaeranthera carnosa var. intricata]
                                                   [Machaeranthera carnosa]
                                             Arida coulteri
                                                   [Machaeranthera coulteri var. coulteri]
                                                   [Machaeranthera coulteri]
                                                   [Psilactis coulteri]
                                             Arida crispa
                                             Arida mattturneri
                                             Arida parviflora
                                             Arida riparia
                                     Aristeguietia
                                             Aristeguietia amethystina
                                                   [Eupatorium amethystinum]
                                             Aristeguietia anisodonta
                                                   [Eupatorium anisodontum]
                                             Aristeguietia buddleaefolia
                                             Aristeguietia cacalioides
                                                   [Eupatorium cacalioides]
                                             Aristeguietia discolor
                                             Aristeguietia gascae
                                             Aristeguietia glutinosa
                                             Aristeguietia lamiifolia
                                             Aristeguietia persicifolia
                                             Aristeguietia salvia
                                     Arnaldoa
                                             Arnaldoa argentea
                                     Arnica
                                             Arnica acaulis
                                                   [Arnica nudicaulis]
                                             Arnica alata
                                             Arnica alpina
                                               Arnica alpina subsp. angustifolia
                                               Arnica alpina subsp. attenuata
                                               Arnica alpina subsp. lonchophylla
                                               Arnica alpina subsp. sornborgeri
                                               Arnica alpina subsp. tomentosa
                                               Arnica alpina var. angustifolia
                                               Arnica alpina var. attenuata
                                               Arnica alpina var. linearis
                                               Arnica alpina var. lonchophylla
                                               Arnica alpina var. plantaginea
                                               Arnica alpina var. tomentosa
                                               Arnica alpina var. ungavensis
                                               Arnica alpina var. vestita
                                             Arnica amplexicaulis
                                               Arnica amplexicaulis subsp. amplexicaulis
                                                     [Arnica amplexicaulis subsp. genuina]
                                               Arnica amplexicaulis subsp. prima
                                               Arnica amplexicaulis var. amplexicaulis
                                               Arnica amplexicaulis var. piperi
                                               Arnica amplexicaulis var. prima
                                             Arnica amplexifolia
                                               Arnica amplexifolia subsp. genuina
                                             Arnica angustifolia
                                               Arnica angustifolia ssp. angustifolia
                                               Arnica angustifolia subsp. angustifolia
                                               Arnica angustifolia subsp. attenuata
                                               Arnica angustifolia subsp. iljinii
                                                     [Arnica iljinii]
                                               Arnica angustifolia subsp. lonchophylla
                                               Arnica angustifolia subsp. tomentosa
                                                     [Arnica pulchella]
                                               Arnica angustifolia var. angustifolia
                                               Arnica angustifolia var. tomentosa
                                             Arnica arnoglossa
                                             Arnica attenuata
                                             Arnica austinae
                                             Arnica betonicifolia
                                             Arnica bruceae
                                             Arnica caespitosa
                                             Arnica cana
                                             Arnica cascadensis
                                             Arnica caudata
                                             Arnica celsa
                                             Arnica cernua
                                             Arnica chamissonis
                                                   [Arnica chamissonis var. bernardina]
                                                   [Arnica chamissonis var. interior]
                                                   [Arnica chamissonis var. maguirei]
                                                   [Arnica exigua]
                                                   [Arnica foliosa var. bernardina]
                                                   [Arnica kodiakensis]
                                                   [Arnica rubricaulis]
                                                   [Arnica stricta]
                                                   [Arnica tomentulosa]
                                                   [Arnica wilsonii]
                                               Arnica chamissonis ssp. chamissonis
                                               Arnica chamissonis subsp. chamissonis
                                               Arnica chamissonis subsp. foliosa
                                                     [Arnica bernardina]
                                                     [Arnica chamissonis subsp. incana]
                                                     [Arnica foliosa var. incana]
                                               Arnica chamissonis subsp. genuina
                                               Arnica chamissonis var. andina
                                                     [Arnica chamissonis var. foliosa]
                                                     [Arnica chamissonis var. jepsoniana]
                                                     [Arnica foliosa]
                                               Arnica chamissonis var. chamissonis
                                               Arnica chamissonis var. incana
                                               Arnica chamissonis var. longinodosa
                                             Arnica chandleri
                                             Arnica chionopappa
                                             Arnica chionophila
                                             Arnica ciliaris
                                             Arnica coloradensis
                                             Arnica cordata
                                             Arnica cordifolia
                                                   [Arnica cordifolia subsp. genuina]
                                                   [Arnica cordifolia var. humilis]
                                                   [Arnica cordifolia var. pumila]
                                                   [Arnica cordifolia var. whitneyi]
                                                   [Arnica hardinae]
                                                   [Arnica humilis]
                                                   [Arnica paniculata]
                                                   [Arnica whitneyi]
                                               Arnica cordifolia subsp. cordifolia
                                               Arnica cordifolia var. cordifolia
                                               Arnica cordifolia var. macrophylla
                                             Arnica cusickii
                                             Arnica dealbata
                                             Arnica denudata
                                             Arnica discoidea
                                                   [Arnica cordifolia var. eradiata]
                                                   [Arnica falconaria]
                                               Arnica discoidea var. alata
                                               Arnica discoidea var. discoidea
                                               Arnica discoidea var. eradiata
                                             Arnica diversifolia
                                             Arnica eastwoodiae
                                             Arnica frigida
                                               Arnica frigida subsp. frigida
                                               Arnica frigida subsp. griscomii
                                               Arnica frigida var. frigida
                                               Arnica frigida var. glandulosa
                                             Arnica fulgens
                                                   [Arnica monocephala]
                                                   [Arnica pedunculata]
                                                   [Arnica trinervata]
                                             Arnica gaspensis
                                             Arnica gracilis
                                                   [Arnica arcana]
                                                   [Arnica columbiana]
                                                   [Arnica lactucina]
                                             Arnica granulifera
                                             Arnica grayi
                                             Arnica griscomii
                                                   [Arnica louiseana var. griscomii]
                                               Arnica griscomii subsp. frigida
                                                     [Arnica illiamnae]
                                                     [Arnica nutans]
                                               Arnica griscomii subsp. griscomii
                                             Arnica intermedia
                                             Arnica jonesii
                                             Arnica lanceolata
                                               Arnica lanceolata subsp. lanceolata
                                               Arnica lanceolata subsp. prima
                                                     [Arnica amplexifolia subsp. prima]
                                                     [Arnica aspera]
                                             Arnica lanulosa
                                             Arnica latifolia
                                                   [Arnica aprica]
                                                   [Arnica eriopoda]
                                                   [Arnica flodmanii]
                                                   [Arnica glabrata]
                                                   [Arnica grandifolia]
                                                   [Arnica laevigata]
                                                   [Arnica latifolia var. angustifolia]
                                                   [Arnica leptocaulis]
                                                   [Arnica membranacea]
                                                   [Arnica oligolepis]
                                                   [Arnica paucibracteata]
                                                   [Arnica puberula]
                                                   [Arnica teucriifolia]
                                               Arnica latifolia latifolia
                                               Arnica latifolia var. gracilis
                                               Arnica latifolia var. latifolia
                                               Arnica latifolia var. teucriifolia
                                             Arnica lessingii
                                                   [Arnica angustifolia var. lessingii]
                                                   [Arnica lessingii subsp. norbergii]
                                               Arnica lessingii lessingii
                                               Arnica lessingii ssp. lessingii
                                               Arnica lessingii subsp. lessingii
                                             Arnica lonchophylla
                                                   [Arnica fernaldii]
                                               Arnica lonchophylla subsp. arnoglossa
                                               Arnica lonchophylla subsp. chionopappa
                                               Arnica lonchophylla subsp. lonchophylla
                                               Arnica lonchophylla var. arnoglossa
                                               Arnica lonchophylla var. lonchophylla
                                             Arnica longifolia
                                                   [Arnica longifolia subsp. genuina]
                                                   [Arnica longifolia subsp. myriadenia]
                                                   [Arnica polycephala]
                                               Arnica longifolia subsp. longifolia
                                             Arnica louiseana
                                               Arnica louiseana subsp. frigida
                                               Arnica louiseana subsp. griscomii
                                               Arnica louiseana var. brevifolia
                                               Arnica louiseana var. frigida
                                               Arnica louiseana var. genuina
                                               Arnica louiseana var. illiamnae
                                               Arnica louiseana var. mendenhallii
                                               Arnica louiseana var. pilosa
                                             Arnica macilenta
                                             Arnica maguirei
                                             Arnica mallotopus
                                                   [Mallotopus japonicus]
                                             Arnica menziesii
                                             Arnica mollis
                                                   [Arnica amplifolia]
                                                   [Arnica arachnoidea]
                                                   [Arnica confinis]
                                                   [Arnica mollis var. silvatica]
                                                   [Arnica rivularis]
                                               Arnica mollis var. aspera
                                               Arnica mollis var. mollis
                                               Arnica mollis var. petiolaris
                                             Arnica montana
                                             Arnica nevadensis
                                             Arnica ocreata
                                             Arnica ovata
                                                   [Arnica latifolia var. viscidula]
                                             Arnica parryi
                                                   [Arnica eradiata]
                                               Arnica parryi subsp. genuina
                                               Arnica parryi subsp. parryi
                                               Arnica parryi subsp. sonnei
                                               Arnica parryi var. crinita
                                               Arnica parryi var. parryi
                                               Arnica parryi var. sonnei
                                             Arnica parviflora
                                               Arnica parviflora subsp. alata
                                             Arnica parvifolia
                                             Arnica plantaginea
                                             Arnica platyphylla
                                             Arnica porsildiorum
                                             Arnica pumila
                                             Arnica rhizomata
                                             Arnica rydbergii
                                                   [Arnica aurantiaca]
                                                   [Arnica tenuis]
                                             Arnica sachalinensis
                                             Arnica sanhedrensis
                                             Arnica silvatica
                                             Arnica snyderi
                                             Arnica sonnei
                                             Arnica sornborgeri
                                             Arnica sororia
                                                   [Arnica fulgens var. sororia]
                                             Arnica spathulata
                                               Arnica spathulata subsp. eastwoodiae
                                               Arnica spathulata var. eastwoodiae
                                             Arnica subplumosa
                                               Arnica subplumosa var. sylvatica
                                             Arnica terrae-novae
                                             Arnica tomentella
                                             Arnica tomentosa
                                             Arnica trina
                                             Arnica unalaschcensis
                                             Arnica venosa
                                             Arnica ventorum
                                             Arnica viscosa
                                             Arnica x diversifolia
                                     Arnicastrum
                                             Arnicastrum glandulosum
                                             Arnicastrum guerrerense
                                     Arnoglossum
                                             Arnoglossum album
                                             Arnoglossum atriplicifolium
                                                   [Cacalia atriplicifolia]
                                                   [Cacalia rotundifolia]
                                                   [Mesadenia atriplicifolia]
                                                   [Mesadenia similis]
                                             Arnoglossum diversifolium
                                                   [Mesadenia difformis]
                                             Arnoglossum floridanum
                                             Arnoglossum ovatum
                                                   [Arnoglossum elliottii]
                                                   [Arnoglossum ovatum var. lanceolatum]
                                                   [Arnoglossum ovatum var. ovatum]
                                                   [Cacalia elliottii]
                                                   [Cacalia lanceolata var lanceolata]
                                                   [Cacalia lanceolata var. elliottii]
                                                   [Cacalia lanceolata var. lanceolata]
                                                   [Cacalia lanceolata var. virescens]
                                                   [Cacalia lanceolata]
                                                   [Cacalia ovata var ovata]
                                                   [Cacalia ovata var. lanceolata]
                                                   [Cacalia ovata var. ovata]
                                                   [Cacalia ovata]
                                                   [Mesadenia angustifolia]
                                                   [Mesadenia elliottii]
                                                   [Mesadenia lanceolata var. virescens]
                                                   [Mesadenia lanceolata]
                                                   [Mesadenia maxima]
                                             Arnoglossum plantagineum
                                                   [Cacalia paniculata]
                                                   [Cacalia plantaginea]
                                                   [Cacalia pteranthes]
                                                   [Cacalia tuberosa]
                                                   [Mesadenia tuberosa]
                                             Arnoglossum reniforme
                                                   [Arnoglossum muehlenbergii]
                                                   [Cacalia muehlenbergii]
                                                   [Cacalia muhlenbergii]
                                             Arnoglossum sulcatum
                                     Arnoseris
                                             Arnoseris minima
                                                   [Arnoseris pusilla]
                                     Aromia
                                     Arrowsmithia
                                             Arrowsmithia abyssinica
                                                   [Antithrixia abyssinica]
                                                   [Klenzea abyssinica]
                                                   [Macowania abyssinica]
                                             Arrowsmithia ericifolia
                                                   [Antithrixia angustifolia]
                                                   [Aster ericifolius]
                                                   [Detris ericifolia]
                                                   [Felicia ericifolia]
                                                   [Macowania ericifolia]
                                             Arrowsmithia pulvinaris
                                                   [Macowania pulvinaris]
                                             Arrowsmithia revoluta
                                                   [Macowania revoluta]
                                             Arrowsmithia styphelioides
                                             Arrowsmithia tenuifolia
                                                   [Macowania tenuifolia]
                                     Asaemia
                                     Asanthus
                                             Asanthus solidaginifolius
                                                   [Steviopsis thyrsiflora var. solidaginifolia]
                                             Asanthus squamulosus
                                                   [Brickellia squamulosa]
                                                   [Coleosanthus squamulosus]
                                                   [Steviopsis squamulosa]
                                             Asanthus thyrsiflorus
                                                   [Steviopsis thyrsiflora var. thyrsiflora]
                                                   [Steviopsis thyrsiflora]
                                     Ascaricida
                                     Ascidiogyne
                                     Askellia
                                             Askellia corniculata
                                                   [Crepis corniculata]
                                             Askellia elegans
                                             Askellia flexuosa
                                                   [Crepis flexuosa]
                                             Askellia karelinii
                                                   [Crepis karelinii]
                                             Askellia nana
                                               Askellia nana subsp. ramosa
                                             Askellia naniformis
                                                   [Crepis naniformis]
                                             Askellia pygmaea
                                               Askellia pygmaea subsp. ramosa
                                               Askellia pygmaea var. ramosa
                                     Aspilia
                                             Aspilia africana
                                                   [Aspilia africana subsp. magnifica]
                                                   [Aspilia congoensis]
                                                   [Aspilia latifolia]
                                                   [Wedelia magnifica]
                                               Aspilia africana subsp. africana
                                                     [Aspilia africana var. ambigua]
                                                     [Aspilia africana var. guineensis]
                                                     [Aspilia africana var. minor]
                                                     [Aspilia africana var. ubanguensis]
                                                     [Aspilia guineensis]
                                                     [Wedelia africana var. ambigua]
                                                     [Wedelia africana var. guineensis]
                                                     [Wedelia africana var. minor]
                                                     [Wedelia africana]
                                               Aspilia africana subsp. australis
                                             Aspilia angolensis
                                                   [Aspilia culuensis]
                                                   [Aspilia engleriana]
                                                   [Aspilia huillensis]
                                                   [Wedelia albiflora]
                                                   [Wedelia angolensis]
                                                   [Wedelia huillensis]
                                             Aspilia angustifolia
                                                   [Aspilia linearifolia]
                                                   [Aspilia mortonii]
                                                   [Wedelia angustifolia]
                                                   [Wedelia linearifolia]
                                                   [Wedelia mortonii]
                                             Aspilia apensis
                                             Aspilia attenuata
                                             Aspilia baumii
                                             Aspilia bipartita
                                             Aspilia bussei
                                                   [Aspilia bussei var. kitsonii]
                                                   [Aspilia kitsonii]
                                                   [Wedelia bussei]
                                             Aspilia chevalieri
                                                   [Wedelia chevalieri]
                                             Aspilia ciliata
                                                   [Aspilia abyssinica]
                                                   [Aspilia bracteosa]
                                                   [Aspilia dewevrei]
                                                   [Aspilia helianthoides subsp. ciliata]
                                                   [Aspilia helianthoides subsp. papposa]
                                                   [Aspilia helianthoides subsp. prieuriana]
                                                   [Aspilia helianthoides var. papposa]
                                                   [Aspilia multiflora]
                                                   [Aspilia schimperi]
                                                   [Aspilia smithiana]
                                                   [Blainvillea prieuriana]
                                                   [Calyptocarpus africanus]
                                                   [Coronocarpus gayanus var. peduncularis]
                                                   [Verbesina ciliata]
                                                   [Wedelia bracteosa]
                                                   [Wedelia helianthoides subsp. ciliata]
                                                   [Wedelia helianthoides subsp. papposa]
                                                   [Wedelia helianthoides subsp. prieuriana]
                                                   [Wirtgenia abyssinica]
                                                   [Wirtgenia multiflora]
                                                   [Wirtgenia schimperi var. gracilis]
                                                   [Wirtgenia schimperi var. robusta]
                                                   [Wirtgenia schimperi]
                                             Aspilia clausseniana
                                             Aspilia cupulata
                                             Aspilia cylindrocephala
                                             Aspilia eckendorfii
                                             Aspilia fischeri
                                             Aspilia floribunda
                                             Aspilia foliacea
                                                   [Achillea compacta]
                                             Aspilia foliosa
                                             Aspilia hassleriana
                                             Aspilia helianthoides
                                                   [Coronocarpus gayanus]
                                                   [Coronocarpus helianthoides]
                                                   [Wedelia helianthoides subsp. helianthoides]
                                             Aspilia heringeriana
                                             Aspilia kotschyi
                                               Aspilia kotschyi var. alba
                                                     [Aspilia polycephala]
                                                     [Wedelia kotschyi var. alba]
                                               Aspilia kotschyi var. kotschyi
                                                     [Aspilia courtetii]
                                                     [Coronocarpus kotschyi]
                                                     [Dipterotheca kotschyi]
                                                     [Wedelia kotschyi]
                                             Aspilia latissima
                                             Aspilia lisowskiana
                                                   [Aspilia elegans]
                                                   [Melanthera elegans]
                                             Aspilia macrorrhiza
                                                   [Wedelia macrorrhiza]
                                             Aspilia malaissei
                                             Aspilia mendoncae
                                             Aspilia mexicana
                                             Aspilia mildbraedii
                                             Aspilia montevidensis
                                             Aspilia mossambicensis
                                                   [Aspilia aspilioides]
                                                   [Aspilia chrysops]
                                                   [Aspilia gillettii]
                                                   [Aspilia holstii]
                                                   [Aspilia monocephala]
                                                   [Aspilia ritellii]
                                                   [Aspilia tanganyikensis]
                                                   [Aspilia vernayi]
                                                   [Aspilia wedeliaeformis]
                                                   [Coreopsis aspilioides]
                                                   [Menotriche strigosa]
                                                   [Wedelia abyssinica]
                                                   [Wedelia diversipapposa]
                                                   [Wedelia katangensis]
                                                   [Wedelia menotriche]
                                                   [Wedelia mossambicensis]
                                                   [Wedelia ringoetii]
                                             Aspilia natalensis
                                                   [Aspilia fontinalis]
                                                   [Aspilia kakondensis]
                                                   [Aspilia welwitschii var. serrata]
                                                   [Aspilia welwitschii]
                                                   [Wedelia natalensis]
                                             Aspilia paludosa
                                             Aspilia pluriseta
                                                   [Aspilia brachyphylla]
                                                   [Aspilia gondensis]
                                                   [Aspilia involucrata]
                                                   [Aspilia pluriseta subsp. gondensis]
                                                   [Aspilia vulgaris]
                                               Aspilia pluriseta subsp. pluriseta
                                                     [Aspilia asperifolia]
                                             Aspilia rosei
                                             Aspilia rudis
                                               Aspilia rudis subsp. fontinaloides
                                                     [Wedelia rudis subsp. fontinaloides]
                                               Aspilia rudis subsp. rudis
                                                     [Aspilia baoulensis]
                                                     [Aspilia spenceriana]
                                                     [Wedelia rudis subsp. rudis]
                                                     [Wedelia spenceriana]
                                             Aspilia sahariensis
                                             Aspilia silphioides
                                             Aspilia stenophylla
                                             Aspilia subpandurata
                                             Aspilia thouarsii
                                             Aspilia trichodesmoides
                                     Asplundianthus
                                             Asplundianthus pseudoglomeratus
                                                   [Eupatorium pseudoglomeratum]
                                     Astephania
                                     Aster
                                           [Krylovia]
                                             Aster acadiensis
                                             Aster acris
                                             Aster acuminatus
                                               Aster acuminatus var. acuminatus
                                               Aster acuminatus var. magdalenensis
                                             Aster adnatus
                                             Aster ageratoides
                                                   [Aster ageratoides var. semiamplexicaulis]
                                                   [Aster trinervius var. holophyllus]
                                               Aster ageratoides f. leucanthus
                                               Aster ageratoides subsp. ovatus
                                               Aster ageratoides var. firmus
                                                     [Aster ageratoides var. scaberulus]
                                               Aster ageratoides var. lasiocladus
                                                     [Aster lasiocladus]
                                               Aster ageratoides var. laticorymbus
                                                     [Aster ageratoides subsp. leiophyllus]
                                               Aster ageratoides var. micranthus
                                               Aster ageratoides var. ovatus
                                               Aster ageratoides var. tenuifolius
                                             Aster agrostifolius
                                             Aster albescens
                                               Aster albescens var. levissimus
                                             Aster alpinus
                                               Aster alpinus subsp. alpinus
                                               Aster alpinus subsp. vierhapperi
                                                     [Aster culminis]
                                               Aster alpinus var. alpinus
                                               Aster alpinus var. serpentimontanus
                                               Aster alpinus var. vierhapperi
                                             Aster altaicus
                                             Aster amelloides
                                             Aster amellus
                                               Aster amellus subsp. bessarabicus
                                               Aster amellus subsp. ibericus
                                             Aster amygdalinus
                                             Aster andersonii
                                             Aster anticostensis
                                             Aster apricus
                                                   [Aster foliaceus var. apricus]
                                             Aster arcticus
                                             Aster asperifolius
                                             Aster asperrimus
                                             Aster asperugineus
                                             Aster asperulus
                                             Aster avitus
                                             Aster baccharoides
                                             Aster bakerianus
                                             Aster batesii
                                             Aster behringensis
                                             Aster bernardinus
                                             Aster biennis
                                             Aster bietii
                                             Aster blakei
                                             Aster bloomeri
                                             Aster bracei
                                             Aster brachypholis
                                             Aster brachyphyllus
                                             Aster brachytrichus
                                             Aster brevilingulatus
                                             Aster breweri
                                               Aster breweri var. breweri
                                             Aster brickellioides
                                               Aster brickellioides var. brickellioides
                                               Aster brickellioides var. glabratus
                                             Aster bullatus
                                             Aster campestris
                                                   [Aster campestris subsp. campestris]
                                               Aster campestris var. bloomeri
                                               Aster campestris var. campestris
                                             Aster camptosorus
                                             Aster carnerosanus
                                             Aster carnosus
                                             Aster carolinianus
                                             Aster caucasicus
                                             Aster chapmanii
                                             Aster chasei
                                             Aster chinensis
                                             Aster chlorolepis
                                                   [Aster divaricatus var. chlorolepis]
                                             Aster cichoriacea
                                             Aster ciliolatus
                                               Aster ciliolatus var. ciliolatus
                                               Aster ciliolatus var. comatus
                                               Aster ciliolatus var. maccallae
                                               Aster ciliolatus var. wilsonii
                                             Aster claviger
                                             Aster cognatus
                                             Aster columbianus
                                             Aster commixtus
                                             Aster concolor
                                               Aster concolor var. simulatus
                                             Aster conduplicatus
                                             Aster conspicuus
                                             Aster continuus
                                             Aster conyzoides
                                             Aster copelandii
                                             Aster corrigiatus
                                             Aster corymbiformis
                                             Aster covillei
                                             Aster crenifolius
                                             Aster curtisii
                                             Aster curtus
                                             Aster curvescens
                                             Aster cusickii
                                                   [Aster foliaceus var. cusickii]
                                               Aster cusickii var. lyallii
                                             Aster decumbens
                                             Aster defoliatus
                                             Aster delectus
                                             Aster denudatus
                                             Aster depauperatus
                                               Aster depauperatus var. parviceps
                                             Aster deserticola
                                             Aster diffusus
                                               Aster diffusus var. thyrsoides
                                             Aster diplostephioides
                                             Aster diversifolius
                                             Aster douglasii
                                             Aster dracunculoides
                                             Aster dubius
                                             Aster elliottii
                                             Aster elodes
                                             Aster elongatus
                                             Aster engelmannii
                                                   [Aster elegans var. engelmannii]
                                               Aster engelmannii var. engelmannii
                                               Aster engelmannii var. glaucescens
                                               Aster engelmannii var. ledophyllus
                                               Aster engelmannii var. paucicapitatus
                                             Aster ensifer
                                             Aster eryngiifolius
                                             Aster eulae
                                             Aster farreri
                                             Aster fastigiatus
                                                   [Turczaninovia fastigiata]
                                             Aster faxonii
                                             Aster filifolius
                                             Aster finkii
                                             Aster flaccidus
                                               Aster flaccidus var. flaccidus
                                             Aster foliosus
                                             Aster fontinalis
                                             Aster formosanus
                                             Aster forwoodii
                                             Aster fragilis
                                               Aster fragilis var. brachypholis
                                               Aster fragilis var. fragilis
                                               Aster fragilis var. subdumosus
                                             Aster franklinianus
                                             Aster frutescens
                                             Aster fruticosus
                                             Aster fulcratus
                                             Aster garibaldii
                                             Aster gaspensis
                                             Aster gentryi
                                             Aster glabriuscula
                                               Aster glabriuscula var. parryi
                                             Aster glandulosus
                                             Aster glastifolius
                                             Aster glauca
                                             Aster glaucescens
                                             Aster glaucodew
                                             Aster glehni
                                               Aster glehni var. hondoensis
                                             Aster glehnii
                                             Aster glomeratus
                                             Aster gormanii
                                             Aster gracilentus
                                             Aster gracilescens
                                             Aster gracilipes
                                             Aster gracilis
                                                   [Aster patens var. gracilis]
                                             Aster graminifolius
                                             Aster gravesii
                                             Aster grayi
                                             Aster greatae
                                             Aster greatai
                                             Aster griseolus
                                             Aster hallii
                                                   [Aster chilensis subsp. hallii]
                                             Aster halophilus
                                             Aster haydenii
                                             Aster hemisphericus
                                                   [Aster paludosus subsp. hemisphericus]
                                             Aster hendersonii
                                             Aster herveyi
                                             Aster himalaicus
                                             Aster hirsuticaulis
                                             Aster hirtellus
                                             Aster horizontalis
                                             Aster humilis
                                             Aster hybridus
                                               Aster hybridus var. luteus
                                             Aster hyssopifolius
                                             Aster ibericus
                                             Aster iinumae
                                                   [Kalimeris pinnatifida]
                                             Aster imbricatus
                                             Aster incertus
                                             Aster indamellus
                                             Aster indicus
                                                   [Aster ursinus]
                                             Aster infirmus
                                                   [Diplopappus cornifolius]
                                             Aster invenustus
                                                   [Aster chilensis var. invenustus]
                                             Aster jacobaeus
                                             Aster jessicae
                                             Aster johannensis
                                               Aster johannensis var. villicaulis
                                             Aster jonesiae
                                             Aster juniperinus
                                             Aster kentuckiensis
                                             Aster latifolius
                                             Aster latissimifolius
                                             Aster laurentianus
                                               Aster laurentianus var. laurentianus
                                               Aster laurentianus var. magdalenensis
                                             Aster laxifolius
                                               Aster laxifolius var. borealis
                                             Aster ledophyllus
                                               Aster ledophyllus var. covillei
                                               Aster ledophyllus var. ledophyllus
                                             Aster leiophyllus
                                             Aster lentus
                                                   [Aster chilensis var. lentus]
                                             Aster lepidopodus
                                             Aster leucopsis
                                             Aster lima
                                             Aster limosus
                                             Aster lindenii
                                             Aster lindleyanus
                                             Aster linearifolius
                                             Aster linguiformis
                                             Aster linosyris
                                             Aster lonchophyllus
                                             Aster longulus
                                             Aster loriformis
                                             Aster maackii
                                             Aster maccallae
                                             Aster major
                                             Aster menziesii
                                             Aster meritus
                                             Aster microphyllus
                                                   [Aster sericeus var. microphyllus]
                                             Aster mirabilis
                                             Aster miser
                                               Aster miser var. glomerellus
                                             Aster missouriensis
                                               Aster missouriensis var. thyrsoides
                                             Aster modestus
                                             Aster mohrii
                                             Aster mollis
                                             Aster molliusculus
                                             Aster mongolicus
                                             Aster montanus
                                             Aster moranensis
                                             Aster morrisonensis
                                             Aster multiradiatus
                                             Aster muricatus
                                             Aster mutabilis
                                             Aster nebraskensis
                                                   [Aster praealtus var. nebraskensis]
                                             Aster nelsonii
                                             Aster nemoralis
                                             Aster nudatus
                                             Aster obovatus
                                             Aster oleifolius
                                             Aster oregonensis
                                               Aster oregonensis subsp. californicus
                                               Aster oregonensis subsp. oregonensis
                                             Aster oregonum
                                             Aster oreophilus
                                             Aster ovalifolius
                                             Aster ovatus
                                               Aster ovatus subsp. microcephalus
                                                     [Aster microcephalus]
                                               Aster ovatus var. yezoensis
                                                     [Aster ageratoides var. yezoensis]
                                             Aster oxylepis
                                             Aster paludicola
                                             Aster panduratus
                                             Aster pantotrichus
                                               Aster pantotrichus var. thyrsoides
                                             Aster parryi
                                             Aster parviceps
                                                   [Aster ericoides var. parviceps]
                                             Aster patentissimus
                                                   [Aster patens var. patentissimus]
                                             Aster paucicapitatus
                                             Aster pedionomus
                                             Aster pendulus
                                             Aster petiolatus
                                             Aster phyllolepis
                                             Aster plumosus
                                             Aster poaceus
                                             Aster pratensis
                                             Aster priceae
                                             Aster pringlei
                                                   [Aster ericoides var. pringlei]
                                             Aster proteus
                                             Aster pseudamellus
                                             Aster ptarmicoides
                                               Aster ptarmicoides var. georgianus
                                               Aster ptarmicoides var. lutescens
                                             Aster pubentior
                                             Aster pujosii
                                             Aster pulchellus
                                             Aster punctatus
                                             Aster pygmaeus
                                             Aster pyrenaeus
                                             Aster racemosus
                                             Aster radula
                                               Aster radula var. radula
                                               Aster radula var. strictus
                                             Aster recurvatus
                                             Aster reticulatus
                                             Aster retroflexus
                                             Aster richardsonii
                                             Aster robynsianus
                                             Aster rolandii
                                             Aster rotundifolius
                                             Aster rugulosus
                                             Aster saundersii
                                             Aster savatieri
                                             Aster saxatilis
                                             Aster saxicastellii
                                             Aster scaber
                                             Aster scaberrimus
                                             Aster schaffneri
                                             Aster schistosus
                                             Aster schreberi
                                             Aster scoparius
                                             Aster sedifolius
                                               Aster sedifolius subsp. dracunculoides
                                             Aster semiamplexicaulis
                                             Aster sericocarpoides
                                             Aster serpentimontanus
                                             Aster shimadae
                                                   [Kalimeris shimadae]
                                             Aster shimadai
                                             Aster sibiricus
                                               Aster sibiricus subsp. pygmaeus
                                               Aster sibiricus subsp. richardsonii
                                               Aster sibiricus var. giganteus
                                               Aster sibiricus var. meritus
                                               Aster sibiricus var. pygmaeus
                                               Aster sibiricus var. sibiricus
                                             Aster simmondsii
                                             Aster simulatus
                                             Aster siskiyouensis
                                             Aster smallii
                                             Aster solidagineus
                                             Aster sonomensis
                                                   [Aster chilensis var. sonomensis]
                                             Aster souliei
                                             Aster sparsiflorus
                                             Aster spatelliformis
                                             Aster spathulifolius
                                             Aster spectabilis
                                               Aster spectabilis var. cinerascens
                                               Aster spectabilis var. spectabilis
                                               Aster spectabilis var. suffultus
                                             Aster spinulosus
                                             Aster standleyi
                                             Aster stenomeres
                                             Aster subasper
                                                   [Aster praealtus var. subasper]
                                             Aster subgeminatus
                                                   [Aster foliaceus var. subgeminatus]
                                             Aster subintegerrimus
                                             Aster subsalignus
                                             Aster subsessilis
                                             Aster subspicatus
                                               Aster subspicatus var. apricus
                                               Aster subspicatus var. grayi
                                               Aster subspicatus var. subspicatus
                                             Aster sulznerae
                                             Aster surculosus
                                             Aster sylvestris
                                             Aster taiwanensis
                                             Aster takasagomontanus
                                             Aster tardiflorus
                                               Aster tardiflorus var. vestitus
                                             Aster tataricus
                                                   [Aster tataricus var. tataricus]
                                             Aster tenerrimus
                                             Aster tenuicaulis
                                             Aster tenuifolius
                                               Aster tenuifolius var. aphyllus
                                               Aster tenuifolius var. aphyllus var. tenuifolius
                                               Aster tenuifolius var. tenuifolius
                                             Aster texanus
                                               Aster texanus var. parviceps
                                             Aster thermalis
                                             Aster thomsonii
                                             Aster tibeticus
                                             Aster tongolensis
                                             Aster torreyi
                                             Aster tradescantii
                                               Aster tradescantii var. saxatilis
                                               Aster tradescantii var. thyrsoides
                                             Aster triangularis
                                             Aster trigonicus
                                             Aster trilineatus
                                             Aster trinervis
                                             Aster trinervius
                                             Aster truellius
                                             Aster turbinatus
                                             Aster turbinellus
                                             Aster uliginosus
                                             Aster unalaschensis
                                             Aster unalaschkensis
                                               Aster unalaschkensis var. major
                                             Aster underwoodii
                                             Aster vaccinus
                                             Aster vahlii
                                             Aster vallicola
                                             Aster vernalis
                                             Aster verutifolius
                                             Aster vialis
                                             Aster villosus
                                                   [Aster ericoides var. villosus]
                                             Aster virginiensis
                                             Aster vvedenskyi
                                             Aster walteri
                                             Aster watsonii
                                             Aster willkommii
                                                   [Aster catalaunicus]
                                             Aster wilsonii
                                             Aster woldenii
                                             Aster woodhousei
                                             Aster x amethystinus
                                             Aster x batesii
                                             Aster x columbianus
                                             Aster x gravesii
                                             Aster x herveyi
                                             Aster x longulus
                                             Aster x salignus
                                             Aster x schistosus
                                             Aster x tardiflorus
                                             Aster x versicolor
                                             Aster x woldenii
                                             Aster xylorhiza
                                             Aster yomena
                                             Aster yosemitanus
                                                   [Aster ascendens var. yosemitanus]
                                                   [Aster occidentalis var. yosemitanus]
                                             Aster yukonensis
                                             Aster yunnanensis
                                     Asterago
                                Astereae
                                     Dieteria
                                             Dieteria asteroides
                                                   [Aster amplifolius]
                                                   [Aster canescens var. latifolius]
                                                   [Aster canescens var. tephrodes]
                                                   [Aster tephrodes]
                                                   [Machaeranthera amplifolia]
                                                   [Machaeranthera asteroides var. asteroides x glandulosa]
                                                   [Machaeranthera asteroides]
                                                   [Machaeranthera canescens var. latifolia]
                                                   [Machaeranthera canescens var. tephrodes]
                                                   [Machaeranthera hansonii]
                                                   [Machaeranthera lagunensis]
                                                   [Machaeranthera pruinosa]
                                                   [Machaeranthera simplex]
                                                   [Machaeranthera tephrodes]
                                                   [Machaeranthera verna]
                                               Dieteria asteroides asteroides
                                               Dieteria asteroides var. asteroides
                                               Dieteria asteroides var. glandulosa
                                                     [Machaeranthera asteroides var. glandulosa]
                                               Dieteria asteroides var. lagunensis
                                                     [Machaeranthera asteroides var. lagunensis]
                                             Dieteria bigelovii
                                                   [Aster bigelovii]
                                                   [Dieteria canescens var. incana]
                                                   [Machaeranthera bigelovii bigelovii]
                                                   [Machaeranthera bigelovii]
                                                   [Machaeranthera canescens var. alpina]
                                                   [Machaeranthera canescens var. incana]
                                               Dieteria bigelovii bigelovii
                                               Dieteria bigelovii var. bigelovii
                                                     [Aster aquifolius]
                                                     [Aster pattersonii]
                                                     [Aster rubrotinctus]
                                                     [Machaeranthera aquifolia]
                                                     [Machaeranthera aspera]
                                                     [Machaeranthera bigelovii var. bigelovii]
                                                     [Machaeranthera centaureoides]
                                                     [Machaeranthera pattersonii var. hallii]
                                                     [Machaeranthera pattersonii]
                                                     [Machaeranthera rubricaulis]
                                               Dieteria bigelovii var. commixta
                                                     [Machaeranthera bigelovii var. commixta]
                                                     [Machaeranthera canescens var. commixta]
                                                     [Machaeranthera commixta]
                                               Dieteria bigelovii var. mucronata
                                                     [Aster adenolepis]
                                                     [Machaeranthera bigelovii var. mucronata]
                                                     [Machaeranthera mucronata]
                                             Dieteria canescens
                                                   [Machaeranthera canescens]
                                               Dieteria canescens canescens
                                               Dieteria canescens subsp. canescens
                                               Dieteria canescens var. ambigua
                                                     [Machaeranthera canescens var. ambigua]
                                                     [Machaeranthera oxylepis]
                                                     [Machaeranthera scoparia]
                                               Dieteria canescens var. aristata
                                                     [Aster canescens var. aristatus]
                                                     [Aster cichoriaceus]
                                                     [Machaeranthera canescens var. aristata]
                                                     [Machaeranthera canescens var. vacans]
                                                     [Machaeranthera cichoriacea]
                                                     [Machaeranthera pulverulenta var. vacans]
                                                     [Machaeranthera rigida]
                                               Dieteria canescens var. canescens
                                                     [Aster attenuatus]
                                                     [Aster inornatus]
                                                     [Aster leucanthemifolius]
                                                     [Aster shastensis var. eradiatus]
                                                     [Aster shastensis]
                                                     [Dieteria incana]
                                                     [Dieteria sessiliflora]
                                                     [Diplopappus incanus]
                                                     [Machaeranthera attenuata]
                                                     [Machaeranthera canescens subsp. canescens]
                                                     [Machaeranthera canescens var. canescens]
                                                     [Machaeranthera eradiata]
                                                     [Machaeranthera hiemalis]
                                                     [Machaeranthera incana]
                                                     [Machaeranthera inops var. atrata]
                                                     [Machaeranthera inops]
                                                     [Machaeranthera inornata]
                                                     [Machaeranthera leucanthemifolia]
                                                     [Machaeranthera magna]
                                                     [Machaeranthera sessiliflora]
                                               Dieteria canescens var. glabra
                                                     [Aster canescens var. viridis]
                                                     [Aster linearis]
                                                     [Machaeranthera canescens subsp. glabra]
                                                     [Machaeranthera canescens var. glabra]
                                                     [Machaeranthera canescens var. viridis]
                                                     [Machaeranthera fremontii]
                                               Dieteria canescens var. leucanthemifolia
                                                     [Machaeranthera canescens var. leucanthemifolia]
                                               Dieteria canescens var. nebraskana
                                                     [Machaeranthera canescens var. nebraskana]
                                               Dieteria canescens var. sessiliflora
                                                     [Machaeranthera canescens var. sessiliflora]
                                               Dieteria canescens var. shastensis
                                                     [Machaeranthera canescens var. shastensis]
                                                     [Machaeranthera shastensis var. eradiata]
                                                     [Machaeranthera shastensis]
                                               Dieteria canescens var. ziegleri
                                                     [Machaeranthera canescens subsp. ziegleri]
                                                     [Machaeranthera canescens var. ziegleri]
                                     Petradoria
                                             Petradoria graminea
                                             Petradoria pumila
                                                   [Chrysoma pumila]
                                               Petradoria pumila pumila
                                               Petradoria pumila subsp. pumila
                                                     [Solidago petradoria]
                                               Petradoria pumila var. graminea
                                                     [Petradoria pumila subsp. graminea]
                                               Petradoria pumila var. pumila
                                     Asteridea
                                             Asteridea athrixioides
                                                   [Athrixia athrixioides]
                                     Asteriscus
                                             Asteriscus aquaticus
                                             Asteriscus graveolens
                                                   [Asteriscus stenophyllus]
                                                   [Bubonium graveolens subsp. graveolens]
                                                   [Bubonium graveolens]
                                                   [Buphthalmum graveolens]
                                                   [Nauplius graveolens subsp. graveolens]
                                                   [Nauplius graveolens]
                                                   [Odontospermum graveolens]
                                               Asteriscus graveolens subsp. graveolens
                                                     [Asteriscus graveolens var. pygmaeus]
                                                     [Asteriscus graveolens var. scaber]
                                                     [Asteriscus graveolens var. villosus]
                                                     [Asteriscus schimperi]
                                                     [Bubonium graveolens var. ambiguum]
                                                     [Ceruana schimperi]
                                               Asteriscus graveolens subsp. odorus
                                                     [Asteriscus cavanillesii]
                                                     [Asteriscus odorus]
                                                     [Asteriscus paui]
                                                     [Asteriscus stenophyllus var. villososericeus]
                                                     [Bubonium graveolens subsp. odorum]
                                                     [Bubonium odorum f. condensatum]
                                                     [Bubonium odorum var. cavanillesii]
                                                     [Bubonium odorum var. eriactinum]
                                                     [Bubonium odorum var. fruticosus]
                                                     [Bubonium odorum var. paui]
                                                     [Bubonium odorum]
                                                     [Buphthalmum odorum]
                                                     [Nauplius graveolens subsp. odorus]
                                                     [Odontospermum odorum var. angustifolium]
                                                     [Odontospermum odorum]
                                               Asteriscus graveolens subsp. stenophyllus
                                             Asteriscus imbricatus
                                             Asteriscus intermedius
                                             Asteriscus pinifolius
                                                   [Ighermia pinifolia]
                                             Asteriscus pygmaeus
                                             Asteriscus schultzii
                                                   [Nauplius schultzii]
                                                   [Odontospermum schultzii]
                                             Asteriscus sericeus
                                                   [Buphthalmum sericeum]
                                                   [Nauplius sericeus]
                                             Asteriscus smithii
                                                   [Odontospermum smithii]
                                             Asteriscus vogelii
                              Asteroideae
                                     Achyranthemum
                                             Achyranthemum argenteum
                                             Achyranthemum mucronatum
                                                   [Helichrysum chlorochrysum]
                                                   [Helichrysum mucronatum]
                                             Achyranthemum paniculatum
                                                   [Helichrysum paniculatum]
                                                   [Syncarpha paniculata]
                                             Achyranthemum sordescens
                                                   [Helichrysum sordescens]
                                             Achyranthemum striatum
                                                   [Helichrysum striatum]
                                     Adeia
                                             Adeia whitneyi
                                     Andicolea
                                             Andicolea ferruginea
                                                   [Baccharis anceps]
                                                   [Loricaria ferruginea]
                                             Andicolea lagunillensis
                                                   [Loricaria lagunillensis]
                                             Andicolea thuyoides
                                                   [Loricaria thujoides]
                                             Andicolea thyrsoidea
                                                   [Loricaria thuyoides var. thyrsoidea]
                                     Anisopappus
                                             Anisopappus abercornensis
                                                   [Anisopappus annuus]
                                               Anisopappus abercornensis subsp. anemonifolius
                                                     [Anisopappus anemonifolius]
                                                     [Anisopappus angolensis]
                                                     [Epallage anemonifolia]
                                                     [Sphacophyllum spilanthoides]
                                             Anisopappus bampsianus
                                                   [Anisopappus davyi var. bampsianus]
                                             Anisopappus burundiensis
                                             Anisopappus chinensis
                                               Anisopappus chinensis subsp. africanus
                                                     [Anisopappus africanus]
                                                     [Anisopappus buchwaldii subsp. iodotrichus]
                                                     [Anisopappus buchwaldii]
                                                     [Anisopappus chinensis var. macrocephala]
                                                     [Anisopappus inuloides]
                                                     [Anisopappus iodotrichus]
                                                     [Anisopappus lastii subsp. welwitschii]
                                                     [Anisopappus rogersii]
                                                     [Anisopappus suborbicularis]
                                                     [Epallage africana]
                                                     [Epallage buchwaldii]
                                                     [Epallage dentata var. macrocephala]
                                                     [Sphacophyllum buchwaldii]
                                                     [Sphacophyllum helenae]
                                                     [Sphacophyllum stuhlmannii]
                                                     [Sphacophyllum welwitschii]
                                                     [Telekia africana]
                                               Anisopappus chinensis subsp. chinensis
                                                     [Anisopappus aureus]
                                                     [Anisopappus canescens]
                                                     [Anisopappus dalzielii]
                                                     [Anisopappus gracilis]
                                                     [Anisopappus hoffmannianus]
                                                     [Anisopappus subdiscoideus]
                                                     [Sphacophyllum candelabrum]
                                                     [Verbesina chinensis]
                                               Anisopappus chinensis subsp. lobatus
                                                     [Anisopappus dentatus subsp. lobatus]
                                               Anisopappus chinensis subsp. oliverianus
                                                     [Anisopappus oliverianus]
                                                     [Astephania africana]
                                                     [Sphacophyllum africanum]
                                               Anisopappus chinensis var. dentatus
                                                     [Anisopappus dentatus subsp. dentatus]
                                                     [Anisopappus dentatus]
                                                     [Anisopappus lastii subsp. lastii]
                                                     [Anisopappus lastii]
                                                     [Anisopappus tenerus]
                                                     [Epallage dentata]
                                                     [Sphacophyllum lastii]
                                                     [Sphacophyllum pratense]
                                                     [Sphacophyllum sparsum]
                                                     [Sphacophyllum tenerum]
                                               Anisopappus chinensis var. rupestris
                                                     [Epallage rupestris]
                                             Anisopappus corymbosus
                                             Anisopappus davyi
                                             Anisopappus discolor
                                             Anisopappus exellii
                                             Anisopappus fruticosus
                                             Anisopappus grangeoides
                                                   [Anthemis grangeoides]
                                                   [Sphacophyllum gossweileri]
                                                   [Sphacophyllum pinnatifidum]
                                             Anisopappus holstii
                                                   [Sphacophyllum holstii]
                                             Anisopappus kirkii
                                                   [Sphacophyllum flexuosum]
                                                   [Sphacophyllum kirkii]
                                             Anisopappus lawalreeanus
                                             Anisopappus lejolyanus
                                                   [Anisopappus davyi subsp. pumilis]
                                             Anisopappus longipes
                                             Anisopappus marianus
                                             Anisopappus paucidentatus
                                             Anisopappus petitianus
                                             Anisopappus pumilus
                                                   [Sphacophyllum pumilum]
                                             Anisopappus rhombifolius
                                             Anisopappus robynsianus
                                             Anisopappus schinzii
                                                   [Philyrophyllum schinzii]
                                             Anisopappus smutsii
                                             Anisopappus sylvaticus
                                             Anisopappus upembensis
                                     Antiphiona
                                             Antiphiona pinnatisecta
                                     Apalochlamys
                                             Apalochlamys spectabilis
                                                   [Cassinia spectabilis]
                                     Aphelexis
                                             Aphelexis selaginifolia
                                                   [Helichrysum selaginifolium]
                                     Apodocephala
                                           [Lowryanthus]
                                             Apodocephala pauciflora
                                             Apodocephala rubens
                                                   [Lowryanthus rubens]
                                     Apopyros
                                     Apowollastonia
                                             Apowollastonia spilanthoides
                                                   [Wedelia spilanthoides]
                                     Aquilula
                                             Aquilula riskindii
                                                   [Ericameria riskindii]
                                     Archanthemis
                                             Archanthemis fruticulosa
                                                   [Anthemis fruticulosa]
                                             Archanthemis marschalliana
                                               Archanthemis marschalliana subsp. marschalliana
                                                     [Anthemis biebersteiniana]
                                               Archanthemis marschalliana subsp. pectinata
                                                     [Chrysanthemum caucasicum]
                                     Argentipallium
                                             Argentipallium blandowskianum
                                                   [Helichrysum blandowskianum]
                                             Argentipallium obtusifolium
                                                   [Helichrysum obtusifolium]
                                             Aronicum scorpioides
                                     Artemisiopsis
                                             Artemisiopsis villosa
                                                   [Amphidoxa lasiocephala]
                                                   [Amphidoxa villosa]
                                                   [Artemisiopsis linearis]
                                     Asteropsis
                                             Asteropsis megapotamica
                                                   [Stenachaenium megapotamicum]
                                     Asterothamnus
                                             Asterothamnus alyssoides
                                     Athroisma
                                             Athroisma boranense
                                                   [Athroisma boranense var. hispidum]
                                                   [Polycline haareri var. javellensis]
                                             Athroisma fanshawei
                                             Athroisma gracile
                                               Athroisma gracile subsp. psyllioides
                                             Athroisma hastifolium
                                             Athroisma inevitabile
                                             Athroisma lobatum
                                                   [Blepharispermum lobatum]
                                                   [Polycline lobata]
                                             Athroisma pusillum
                                             Athroisma stuhlmannii
                                                   [Polycline stuhlmannii]
                                     Austroflourensia
                                             Austroflourensia niederleinii
                                                   [Flourensia niederleinii]
                                     Batopilasia
                                             Batopilasia byei
                                     Blennospora
                                             Blennospora drummondii
                                                   [Calocephalus drummondii]
                                     Blepharispermum
                                             Blepharispermum arcuatum
                                             Blepharispermum brachycarphum
                                             Blepharispermum canescens
                                             Blepharispermum ellenbeckii
                                             Blepharispermum fruticosum
                                                   [Blepharispermum fruticosum var. typicum]
                                                   [Blepharispermum lanceolatum]
                                             Blepharispermum minus
                                             Blepharispermum obovatum
                                             Blepharispermum pubescens
                                             Blepharispermum spinulosum
                                             Blepharispermum villosum
                                                   [Blepharispermum fruticosum var. lapathifolium]
                                             Blepharispermum xerothamnum
                                             Blepharispermum yemense
                                             Blepharispermum zanguebaricum
                                     Blumeopsis
                                             Blumeopsis flava
                                                   [Blumea flava]
                                                   [Blumeopsis falcata]
                                                   [Laggera flava]
                                     Bolandia
                                             Bolandia elongata
                                                   [Senecio polymorphus]
                                     Cabreriella
                                             Cabreriella sanctae-martae
                                                   [Senecio sanctae-martae]
                                     Calostephane
                                             Calostephane angolensis
                                                   [Calostephane punctulata]
                                                   [Mollera angolensis]
                                                   [Mollera punctulata]
                                             Calostephane divaricata
                                                   [Calostephane divaricata var. schinzii]
                                                   [Calostephane eyelesii]
                                                   [Calostephane foliosa]
                                                   [Calostephane schinzii]
                                                   [Calostephane setosa]
                                             Calostephane huillensis
                                                   [Mollera huillensis]
                                     Cardiagyris
                                             Cardiagyris dimorphophylla
                                                   [Aster dimorphophyllus]
                                             Cardiagyris miquelianus
                                                   [Kalimeris miqueliana]
                                             Cardiagyris sohayakiensis
                                                   [Aster sohayakiensis]
                                     Castroviejoa
                                             Castroviejoa frigida
                                                   [Helichrysum frigidum]
                                     Centropappus
                                             Centropappus brunonis
                                                   [Senecio centropappus]
                                     Cephalosorus
                                             Cephalosorus carpesioides
                                     Chacoa
                                             Chacoa pseudoprasiifolia
                                     Chamaegeron
                                             Chamaegeron keredjensis
                                                   [Erigeron keredjensis]
                                             Chamaegeron oligocephalus
                                                   [Aster lacunarum]
                                     Chiliadenus
                                             Chiliadenus antiatlanticus
                                             Chiliadenus candicans
                                             Chiliadenus glutinosus
                                             Chiliadenus hesperius
                                             Chiliadenus montanus
                                             Chiliadenus rupestris
                                             Chiliadenus saxatilis
                                             Chiliadenus sericeus
                                               Chiliadenus sericeus subsp. sericeus
                                               Chiliadenus sericeus subsp. virescens
                                     Chryselium
                                             Chryselium gnaphalioides
                                                   [Gnaphalium antennarioides]
                                                   [Helichrysum gnaphaloides]
                                     Chrysocephalum
                                             Chrysocephalum ambiguum
                                                   [Helichrysum ambiguum]
                                             Chrysocephalum apiculatum
                                               Chrysocephalum apiculatum subsp. apiculatum
                                                     [Gnaphalium flavissimum]
                                                     [Helichrysum apiculatum]
                                               Chrysocephalum apiculatum subsp. racemosum
                                                     [Helichrysum apiculatum subsp. racemosum]
                                                     [Helichrysum apiculatum var. racemosum]
                                             Chrysocephalum baxteri
                                                   [Helichrysum baxteri]
                                             Chrysocephalum eremaeum
                                                   [Helichrysum eremaeum]
                                             Chrysocephalum pterochaetum
                                                   [Helipterum pterochaetum]
                                             Chrysocephalum semipapposum
                                               Chrysocephalum semipapposum subsp. semipapposum
                                                     [Helichrysum semipapposum]
                                     Cissampelopsis
                                             Cissampelopsis volubilis
                                                   [Senecio hoi]
                                     Conocliniopsis
                                             Conocliniopsis prasiifolia
                                     Cordiofontis
                                             Cordiofontis flexuosa
                                                   [Kalimeris flexuosa]
                                             Cordiofontis peduncularis
                                                   [Aster peduncularis]
                                             Cordiofontis thomsonii
                                                   [Diplopappus asperulus]
                                     Coronidium
                                             Coronidium adenophorum
                                                   [Helichrysum adenophorum]
                                             Coronidium lanuginosum
                                             Coronidium oxylepis
                                               Coronidium oxylepis subsp. lanatum
                                             Coronidium scorpioides
                                     Crassothonna
                                             Crassothonna cacalioides
                                                   [Othonna carnosa]
                                             Crassothonna cylindrica
                                                   [Othonna cylindrica]
                                             Crassothonna floribunda
                                                   [Othonna floribunda]
                                     Cylindrocline
                                             Cylindrocline commersonii
                                     Cymbopappus
                                             Cymbopappus adenosolen
                                                   [Marasmodes adenosolen]
                                     Diacranthera
                                             Diacranthera crenata
                                                   [Eupatorium carnosifolium]
                                     Dicerothamnus
                                             Dicerothamnus rhinocerotis
                                                   [Elytropappus rhinocerotis]
                                     Dichromochlamys
                                             Dichromochlamys dentatifolia
                                     Disparago
                                             Disparago anomala
                                             Disparago ericoides
                                                   [Disparago hoffmanniana]
                                                   [Disparago lasiocarpa]
                                             Disparago kraussii
                                             Disparago laxifolia
                                             Disparago tortilis
                                     Doellia
                                             Doellia bovei
                                                   [Blumea abyssinica]
                                                   [Blumea bovei]
                                                   [Conyza bovei]
                                                   [Erigeron bovei]
                                             Doellia caffra
                                                   [Conyza natalensis]
                                             Doellia cafra
                                                   [Blumea cafra]
                                                   [Blumea natalensis]
                                                   [Conyza cafra]
                                                   [Vernonia pechuelii]
                                     Dolichoglottis
                                             Dolichoglottis scorzoneroides
                                                   [Senecio scorzoneroides]
                                     Dolichorrhiza
                                             Dolichorrhiza persica
                                                   [Ligularia persica]
                                             Dolichorrhiza renifolia
                                                   [Arnica scorpioides]
                                     Edmondia
                                             Edmondia pinifolia
                                                   [Helichrysum humile]
                                                   [Helichrysum squamosum]
                                             Edmondia sesamoides
                                                   [Helichrysum filiforme]
                                     Eriochlamys
                                             Eriochlamys behrii
                                     Erodiophyllum
                                             Erodiophyllum elderi
                                     Erymophyllum
                                             Erymophyllum ramosum
                                     Ewartia
                                             Ewartia catipes
                                                   [Raoulia catipes]
                                     Feddea
                                             Feddea cubensis
                                     Foveolina
                                             Foveolina dichotoma
                                                   [Cotula teesdaliae]
                                                   [Matricaria albida]
                                             Foveolina tenella
                                                   [Matricaria tenella]
                                     Galeomma
                                     Geothamnus
                                             Geothamnus batangensis
                                                   [Aster batangensis]
                                     Gibbaria
                                     Glossocardia
                                             Glossocardia bidens
                                                   [Bidens denudata]
                                                   [Bidens tenuifolia]
                                                   [Coreopsis tannensis]
                                                   [Glossogyne bidens]
                                                   [Glossogyne bidentidea]
                                                   [Glossogyne pedunculosa]
                                                   [Glossogyne pinnatifida]
                                                   [Neuractis bidens]
                                                   [Zinnia bidens]
                                             Glossocardia bosvallia
                                                   [Bidens minuta]
                                                   [Glossocardia linearifolia]
                                                   [Glossocardia setosa]
                                                   [Verbesina bosvallia]
                                             Glossocardia josephinae
                                     Gnomophalium
                                             Gnomophalium pulvinatum
                                                   [Gnaphalium pulvinatum]
                                     Goyazianthus
                                             Goyazianthus tetrastichus
                                     Grangeopsis
                                             Grangeopsis perrieri
                                     Griersonia
                                             Griersonia fuscescens
                                                   [Aster fuscescens var. scaberoides]
                                     Guayania
                                             Guayania cerasifolia
                                             Guayania roupalifolia
                                     Gymnodiscus
                                             Gymnodiscus capillaris
                                             Gymnodiscus linearifolius
                                     Gymnopentzia
                                             Gymnopentzia bifurcata
                                                   [Gymnopentzia pilifera]
                                     Haastia
                                             Haastia recurva
                                             Haastia sinclairii
                                     Haeckeria
                                             Haeckeria cassiniiformis
                                             Haeckeria pholidota
                                                   [Ozothamnus pholidotus]
                                             Haeckeria punctulata
                                     Haplosticha
                                             Haplosticha zosterifolia
                                                   [Senecio zosterifolius]
                                     Hilliardia
                                             Hilliardia pinifolia
                                             Hilliardia zuurbergensis
                                                   [Matricaria zuurbergensis]
                                     Hubertia
                                     Humeocline
                                             Humeocline madagascariensis
                                     Hypericophyllum
                                             Hypericophyllum altissimum
                                                   [Jaumea altissima]
                                             Hypericophyllum angolense
                                                   [Hypericophyllum scabridum]
                                                   [Jaumea angolensis]
                                                   [Jaumea scabrida]
                                             Hypericophyllum chevalieri
                                                   [Jaumea chevalieri]
                                             Hypericophyllum compositarum
                                                   [Hypericophyllum brevipapposum]
                                                   [Jaumea johnstonii]
                                                   [Kleinia oliveri]
                                             Hypericophyllum congoense
                                                   [Jaumea congoense]
                                             Hypericophyllum elatum
                                                   [Hypericophyllum helenae]
                                                   [Hypericophyllum nyassicum]
                                                   [Hypericophyllum speciosum]
                                                   [Jaumea elata]
                                                   [Jaumea speciosa]
                                             Hypericophyllum gossweileri
                                                   [Jaumea gossweileri]
                                             Hypericophyllum hessii
                                                   [Jaumea hessii]
                                             Hypericophyllum multicaule
                                                   [Jaumea multicaulis]
                                             Hypericophyllum rotundifolium
                                                   [Jaumea rotundifolia]
                                             Hypericophyllum tessmannii
                                                   [Jaumea tessmannii]
                                     Indocypraea
                                             Indocypraea montana
                                                   [Wollastonia montana]
                                     Inezia
                                             Inezia integrifolia
                                     Inulanthera
                                             Inulanthera leucoclada
                                             Inulanthera nuda
                                                   [Pentzia schistostephioides]
                                             Inulanthera schistostephioides
                                                   [Athanasia schistostephioides]
                                     Iocenes
                                             Iocenes virens
                                                   [Senecio virens]
                                     Iotasperma
                                     Iranecio
                                             Iranecio paucilobus
                                     Isoetopsis
                                             Isoetopsis graminifolia
                                     Ixiochlamys
                                             Ixiochlamys cuneifolia
                                             Ixiochlamys nana
                                                   [Podocoma nana]
                                     Jacmaia
                                             Jacmaia incana
                                                   [Gynoxys incana]
                                     Jalantzia
                                           [Vernoniopsis]
                                             Jalantzia caudata
                                                   [Vernoniopsis caudata]
                                     Karelinia
                                             Karelinia caspia
                                             Kaulfussia amelloides
                                     Kieslingia
                                             Kieslingia chilensis
                                     Kitamuria
                                             Kitamuria glehnii
                                                   [Aster glehnii var. hondoensis]
                                     Lachnospermum
                                             Lachnospermum ericoides
                                             Lachnospermum fasciculatum
                                                   [Lachnospermum ericifolium]
                                             Lachnospermum imbricatum
                                                   [Helichrysum vermiculatum]
                                                   [Metalasia imbricata]
                                             Lachnospermum neglectum
                                             Lachnospermum umbellatum
                                                   [Metalasia umbellata]
                                     Landerolaria
                                             Landerolaria stuartii
                                                   [Olearia stuartii]
                                     Lawrencella
                                             Lawrencella davenportii
                                                   [Helichrysum lawrencella var. davenportii]
                                             Lawrencella rosea
                                                   [Helichrysum lawrencella]
                                     Lemooria
                                             Lemooria burkittii
                                                   [Angianthus burkittii]
                                     Lepidophorum
                                             Lepidophorum repandum
                                                   [Anthemis repanda]
                                     Leptoclinium
                                     Leucogenes
                                             Leucogenes grandiceps
                                     Leucoptera
                                             Leucoptera nodosa
                                                   [Chrysanthemum nodosum]
                                             Leucoptera subcarnosa
                                     Leucozoma
                                             Leucozoma elatum
                                               Leucozoma elatum subsp. elatum
                                                     [Helichrysum elatum]
                                     Lifago
                                             Lifago dielsii
                                                   [Niclouxia saharae]
                                     Limbarda
                                             Limbarda crithmoides
                                               Limbarda crithmoides subsp. crithmoides
                                               Limbarda crithmoides subsp. longifolia
                                     Lipoblepharis
                                             Lipoblepharis urticifolia
                                               Lipoblepharis urticifolia subsp. urticifolia
                                                     [Wedelia wallichii]
                                     Litogyne
                                             Litogyne gariepina
                                                   [Epaltes gariepina]
                                                   [Epaltes umbelliformis var. serratifolia]
                                                   [Epaltes umbelliformis]
                                                   [Ethulia alata]
                                                   [Ethulia gariepina]
                                                   [Litogyne glabra]
                                     Lomanthus
                                             Lomanthus bangii
                                                   [Senecio bangii]
                                     Lomatozona
                                             Lomatozona artemisiifolia
                                     Lopholaena
                                             Lopholaena acutifolia
                                             Lopholaena alata
                                             Lopholaena brickellioides
                                             Lopholaena coriifolia
                                                   [Lopholaena bainesii]
                                                   [Lopholaena randii]
                                                   [Othonna bainesii]
                                                   [Othonna coriifolia]
                                             Lopholaena decurrens
                                                   [Othonna decurrens]
                                             Lopholaena dehniae
                                             Lopholaena deltombei
                                             Lopholaena dolichopappa
                                                   [Lopholaena brevipes]
                                                   [Lopholaena pauciflora]
                                                   [Senecio dolichopappus]
                                             Lopholaena phyllodes
                                                   [Vernonia phyllodes]
                                             Lopholaena platyphylla
                                             Lopholaena trianthema
                                                   [Senecio trianthemos]
                                             Lopholaena ussanguensis
                                                   [Senecio ussanguensis]
                                     Lordhowea
                                             Lordhowea velleioides
                                                   [Senecio velleioides]
                                     Lourteigia
                                             Lourteigia microphylla
                                             Lourteigia ornatiloba
                                                   [Eupatorium ornatilobum]
                                             Lourteigia stoechadifolia
                                                   [Eupatorium stoechadifolium]
                                     Lycapsus
                                             Lycapsus tenuifolius
                                     Macrolearia
                                             Macrolearia angustifolia
                                                   [Olearia angustifolia]
                                     Mairia
                                             Mairia purpurata
                                                   [Mairia hirsuta]
                                     Malmeanthus
                                             Malmeanthus subintegerrimus
                                                   [Eupatorium subintegerrimum]
                                     Marasmodes
                                     Mecomischus
                                             Mecomischus halimifolius
                                                   [Fradinia halimifolia]
                                             Mecomischus pedunculatus
                                     Mesogramma
                                             Mesogramma apiifolium
                                                   [Senecio apiifolius]
                                     Metamyriactis
                                             Metamyriactis panduratus
                                                   [Aster fordii]
                                             Metamyriactis sikkimensis
                                                   [Aster sikkimensis]
                                     Micractis
                                             Micractis bojeri
                                                   [Cryphiospermum abyssinicum]
                                                   [Limnogenneton abyssinicum]
                                                   [Micractis abyssinica]
                                                   [Sigesbeckia abyssinica]
                                                   [Sigesbeckia emirnensis]
                                             Micractis discoidea
                                                   [Guizotia discoidea]
                                                   [Micractis schimperi]
                                                   [Sclerocarpus discoideus]
                                                   [Sigesbeckia discoidea]
                                             Micractis drosocephala
                                     Mikaniopsis
                                             Mikaniopsis bambuseti
                                                   [Senecio bambuseti]
                                             Mikaniopsis camarae
                                             Mikaniopsis cissampelina
                                                   [Cacalia cissampelina]
                                                   [Senecio cissampelinus]
                                             Mikaniopsis clematoides
                                                   [Senecio clematoides]
                                             Mikaniopsis kivuensis
                                             Mikaniopsis kundelungensis
                                             Mikaniopsis maitlandii
                                             Mikaniopsis nyungwensis
                                             Mikaniopsis paniculata
                                             Mikaniopsis rwandensis
                                             Mikaniopsis tanganyikensis
                                                   [Senecio tanganyikensis]
                                             Mikaniopsis tedliei
                                                   [Gynura tedliei]
                                                   [Senecio tedliei]
                                             Mikaniopsis troupinii
                                             Mikaniopsis usambarensis
                                                   [Senecio usambarensis]
                                             Mikaniopsis vitalba
                                                   [Senecio vitalba]
                                     Miricacalia
                                             Miricacalia makineana
                                     Monactinocephalus
                                             Monactinocephalus shirensis
                                                   [Inula shirensis]
                                     Monarrhenus
                                             Monarrhenus pinifolius
                                     Moonia
                                     Muellerolaria
                                             Muellerolaria picridifolia
                                                   [Olearia picridifolia]
                                     Myrovernix
                                             Myrovernix glandulosus
                                                   [Elytropappus glandulosus]
                                             Myrovernix gnaphaloides
                                                   [Elytropappus ambiguus]
                                                   [Elytropappus canescens]
                                             Myrovernix intricata
                                             Myrovernix longifolius
                                                   [Stoebe muricata]
                                     Myxopappus
                                             Myxopappus acutilobus
                                                   [Pentzia acutiloba]
                                     Nemosenecio
                                             Nemosenecio formosanus
                                                   [Senecio formosanus]
                                             Nemosenecio nikoensis
                                                   [Senecio nikoensis]
                                     Neobrachyactis
                                             Neobrachyactis obovata
                                                   [Psychrogeton obovatus]
                                             Neobrachyactis pubescens
                                                   [Brachyactis robusta]
                                                   [Conyza pubescens]
                                             Neobrachyactis roylei
                                                   [Brachyactis roylei]
                                                   [Brachyactis umbrosa]
                                     Neolaria
                                             Neolaria ferresii
                                                   [Olearia ferresii]
                                     Nestlera
                                     Nicolasia
                                             Nicolasia coronata
                                               Nicolasia coronata subsp. coronata
                                               Nicolasia coronata subsp. planifolia
                                             Nicolasia costata
                                                   [Nicolasia lugardii]
                                                   [Nolletia costata]
                                             Nicolasia felicioides
                                                   [Athrixia felicioides]
                                                   [Laggera humilis]
                                             Nicolasia heterophylla
                                             Nicolasia nitens
                                               Nicolasia nitens var. nitens
                                                     [Nicolasia quinqueseta]
                                                     [Pluchea nitens]
                                               Nicolasia nitens var. tenella
                                             Nicolasia pedunculata
                                               Nicolasia pedunculata subsp. pedunculata
                                               Nicolasia pedunculata subsp. thermalis
                                             Nicolasia stenoptera
                                               Nicolasia stenoptera subsp. makarikariensis
                                                     [Laggera makarikariensis]
                                               Nicolasia stenoptera subsp. stenoptera
                                                     [Laggera stenoptera]
                                     Nivellea
                                             Nivellea nivellei
                                                   [Chrysanthemum nivellei]
                                     Oldfeltia
                                             Oldfeltia polyphlebia
                                                   [Senecio polyphlebius]
                                     Oresbia
                                     Ortizacalia
                                             Ortizacalia austin-smithii
                                                   [Senecio austin-smithii]
                                     Panaetia
                                             Panaetia davisiana
                                                   [Podolepis davisiana]
                                             Panaetia lessonii
                                                   [Podolepis lessonii]
                                             Panaetia tepperi
                                                   [Podolepis tepperi]
                                     Paneroa
                                             Paneroa stachyofolia
                                     Pappochroma
                                             Pappochroma bellidioides
                                                   [Erigeron bellidioides]
                                     Pechuel-loeschea
                                             Pechuel-loeschea leubnitziae
                                                   [Pluchea leubnitziae]
                                     Pegolettia
                                             Pegolettia lanceolata
                                             Pegolettia oxyodonta
                                             Pegolettia retrofracta
                                                   [Pegolettia polygalifolia]
                                             Pegolettia senegalensis
                                                   [Pegolettia dubiefiana]
                                                   [Pegolettia senegalensis f. pygmaea]
                                     Perralderia
                                             Perralderia coronopifolia
                                               Perralderia coronopifolia subsp. coronopifolia
                                                     [Grantia coronopifolia]
                                                     [Perralderia coronopifolia var. typica]
                                               Perralderia coronopifolia subsp. purpurascens
                                                     [Perralderia coronopifolia subvar. longibracteata]
                                                     [Perralderia coronopifolia var. dessignyana]
                                                     [Perralderia dessignyana]
                                                     [Perralderia purpurascens]
                                             Perralderia garamantum
                                             Perralderia paui
                                     Petalacte
                                             Petalacte coronata
                                                   [Gnaphalium coronatum]
                                     Phaeostigma
                                             Phaeostigma salicifolium
                                                   [Ajania salicifolia]
                                     Phalacrocarpum
                                     Phaneroglossa
                                             Phaneroglossa bolusii
                                                   [Senecio bolusii]
                                     Pithocarpa
                                     Plagius
                                             Plagius flosculosus
                                             Plagius grandis
                                             Plagius maghrebinus
                                     Planea
                                             Planea schlechteri
                                                   [Metalasia schlechteri]
                                     Platypodanthera
                                             Platypodanthera melissifolia
                                     Pogonolepis
                                             Pogonolepis stricta
                                     Pojarkovia
                                             Pojarkovia pojarkovae
                                                   [Ligularia stenocephalus]
                                     Polyarrhena
                                             Polyarrhena reflexa
                                               Polyarrhena reflexa subsp. reflexa
                                                     [Aster reflexus]
                                                     [Felicia reflexa]
                                     Printzia
                                             Printzia aromatica
                                             Printzia auriculata
                                                   [Printzia densifolia]
                                             Printzia huttonii
                                             Printzia polifolia
                                                   [Printzia bergii]
                                             Printzia pyrifolia
                                     Pseudohandelia
                                             Pseudohandelia umbellifera
                                     Psychrogeton
                                             Psychrogeton amorphoglossus
                                             Psychrogeton andryaloides
                                                   [Erigeron andryaloides]
                                               Psychrogeton andryaloides var. denudatus
                                             Psychrogeton nigromontanus
                                     Quadribractea
                                             Quadribractea moluccana
                                                   [Moonia moluccana]
                                     Quinetia
                                             Quinetia urvillei
                                     Rhynchopsidium
                                             Rhynchopsidium pumilum
                                                   [Relhania pumila]
                                             Rhynchopsidium sessiliflorum
                                                   [Relhania sessiliflora]
                                     Rockhausenia
                                             Rockhausenia apiculata
                                                   [Werneria apiculata]
                                     Roebuckiella
                                             Roebuckiella ciliocarpa
                                                   [Brachyscome ciliocarpa]
                                     Schizogyne
                                             Schizogyne glaberrima
                                             Schizogyne obtusifolia
                                             Schizogyne sericea
                                             Schizogyne × intermedia
                                     Schoenia
                                             Schoenia cassiniana
                                                   [Helichrysum cassinianum]
                                     Seriphium
                                             Seriphium incanum
                                                   [Stoebe incana]
                                             Seriphium kilimandscharicum
                                                   [Stoebe elgonensis]
                                                   [Stoebe kilimandscharica var. densiflora]
                                             Seriphium plumosum
                                                   [Elytropappus ruschianus]
                                                   [Seriphium plumosum var. canescens]
                                                   [Seriphium plumosum var. glabriusculum]
                                                   [Stoebe cinerea var. plumosa]
                                                   [Stoebe fasciculata]
                                                   [Stoebe virgata]
                                     Siloxerus
                                             Siloxerus multiflorus
                                                   [Rutidosis multiflora]
                                     Sinosidus
                                             Sinosidus albescens
                                                   [Microglossa albescens]
                                               Sinosidus albescens var. glabratus
                                                     [Aster albescens var. glabratus]
                                               Sinosidus albescens var. salignus
                                                     [Aster albescens var. salignus]
                                             Sinosidus argyropholis
                                                   [Aster argyropholis]
                                     Spongotrichum
                                             Spongotrichum glandulosum
                                                   [Olearia glandulosa]
                                     Stenocline
                                             Stenocline ericoides
                                             Stenocline inuloides
                                     Stilpnogyne
                                             Stilpnogyne bellidioides
                                     Stylotrichium
                                             Stylotrichium rotundifolium
                                     Syncephalum
                                     Synotis
                                             Synotis acuminata
                                                   [Senecio acuminatus]
                                             Synotis alata
                                             Synotis cappa
                                             Synotis chenopodiifolia
                                                   [Senecio convolvuloides]
                                             Synotis erythropappa
                                                   [Senecio dianthus]
                                             Synotis kunthiana
                                                   [Senecio kunthianus]
                                             Synotis nagensium
                                             Synotis rufinervis
                                                   [Senecio rufinervis]
                                             Synotis saluenensis
                                             Synotis simonsii
                                                   [Senecio simonsii]
                                             Synotis solidaginea
                                             Synotis tetrantha
                                                   [Senecio tetranthus]
                                             Synotis triligulata
                                                   [Senecio triligulatus]
                                             Synotis wallichii
                                                   [Senecio wallichii]
                                             Synotis xantholeuca
                                     Tenrhynea
                                             Tenrhynea phylicifolia
                                                   [Cassinia phylicifolia]
                                     Thaminophyllum
                                     Thespis
                                             Thespis divaricata
                                     Tibetiodes
                                             Tibetiodes falconeri
                                                   [Aster falconeri]
                                             Tibetiodes flaccida
                                                   [Aster intermedius]
                                             Tibetiodes glandulosa
                                                   [Aster flaccidus subsp. glandulosus]
                                             Tibetiodes labrangensis
                                                   [Aster yunnanensis var. labrangensis]
                                             Tibetiodes likiangensis
                                                   [Aster likiangensis]
                                             Tibetiodes stracheyi
                                                   [Aster stracheyi]
                                     Triptilodiscus
                                             Triptilodiscus pygmaeus
                                                   [Helipterum australe]
                                     Troglophyton
                                             Troglophyton capillaceum
                                               Troglophyton capillaceum subsp. capillaceum
                                                     [Helichrysum capillaceum]
                                             Troglophyton parvulum
                                                   [Gnaphalium parvulum]
                                     Turanecio
                                             Turanecio lorentii
                                                   [Senecio lorentii]
                                             Turanecio taraxacifolius
                                                   [Senecio taraxacifolius]
                                     Vicinia
                                             Vicinia ciliata
                                                   [Olearia ciliata]
                                     Vickifunkia
                                             Vickifunkia thyrsoidea
                                                   [Cineraria thyrsoidea]
                                                   [Senecio sibiricus]
                                     Vogtia
                                             Vogtia annua
                                                   [Tanacetum annuum]
                                     Xylanthemum
                                             Xylanthemum pamiricum
                                                   [Pyrethrum kermanense]
                                     Zandera
                                             Zandera blakei
                                     Zyrphelis
                                             Zyrphelis ciliaris
                                               Zyrphelis ciliaris subsp. ciliaris
                                                     [Gymnostephium ciliare]
                                             Zyrphelis corymbosa
                                                   [Mairia corymbosa]
                                             Zyrphelis crenata
                                                   [Arnica crenata]
                                             Zyrphelis ecklonis
                                               Zyrphelis ecklonis subsp. ecklonis
                                                     [Mairia ecklonis]
                                             Zyrphelis foliosa
                                                   [Mairia foliosa]
                                             Zyrphelis lasiocarpa
                                                   [Mairia lasiocarpa]
                                             Zyrphelis levis
                                                   [Gymnostephium leve]
                                             Zyrphelis microcephala
                                               Zyrphelis microcephala subsp. microcephala
                                                     [Mairia microcephala]
                                             Zyrphelis montana
                                                   [Agathaea leiocarpa]
                                                   [Aster leiocarpus]
                                             Zyrphelis taxifolia
                                                   [Aster filiformis]
                                                   [Mairia taxifolia]
                                     Asteromaea
                                     Asteropterus
                                     Astranthium
                                             Astranthium beamanii
                                             Astranthium ciliatum
                                                   [Astranthium integrifolium var. rosulatum]
                                             Astranthium condimentum
                                             Astranthium integrifolium
                                               Astranthium integrifolium integrifolium
                                               Astranthium integrifolium subsp. ciliatum
                                               Astranthium integrifolium subsp. integrifolium
                                               Astranthium integrifolium var. ciliatum
                                               Astranthium integrifolium var. robustum
                                               Astranthium integrifolium var. triflorum
                                             Astranthium laetificum
                                             Astranthium mexicanum
                                               Astranthium mexicanum var. chihuahuense
                                             Astranthium orthopodum
                                                   [Bellis orthopoda]
                                                   [Chrysanthemum mexicanum]
                                             Astranthium purpurascens
                                                   [Bellis purpurascens]
                                             Astranthium robustum
                                             Astranthium splendens
                                             Astranthium xanthocomoides
                                                   [Brachycome xanthocomoides]
                                             Astranthium xylopodum
                                                   [Keerlia mexicana]
                                     Athanasia
                                             Athanasia acerosa
                                             Athanasia capitata
                                             Athanasia crenata
                                                   [Athanasia oligocephala]
                                             Athanasia crithmifolia
                                             Athanasia dentata
                                             Athanasia filiformis
                                             Athanasia flexuosa
                                                   [Athanasia glabrescens]
                                             Athanasia juncea
                                             Athanasia linifolia
                                             Athanasia microcephala
                                             Athanasia microphylla
                                             Athanasia minuta
                                               Athanasia minuta subsp. minuta
                                             Athanasia pachycephala
                                               Athanasia pachycephala subsp. eriopoda
                                                     [Athanasia eriopoda]
                                             Athanasia parviflora
                                             Athanasia pectinata
                                             Athanasia pubescens
                                                   [Athanasia canescens]
                                             Athanasia punctata
                                             Athanasia quinquedentata
                                               Athanasia quinquedentata subsp. quinquedentata
                                                     [Athanasia rotundifolia]
                                             Athanasia rugulosa
                                             Athanasia sertulifera
                                             Athanasia spathulata
                                             Athanasia tomentosa
                                             Athanasia trifurcata
                                                   [Athanasia glabra]
                                             Athanasia vestita
                                     Athrixia
                                             Athrixia angustissima
                                             Athrixia asteroides
                                             Athrixia capensis
                                             Athrixia debilis
                                             Athrixia elata
                                             Athrixia fontana
                                             Athrixia fontinalis
                                             Athrixia gerrardii
                                             Athrixia heterophylla
                                             Athrixia nyassana
                                             Athrixia oblonga
                                             Athrixia phylicoides
                                             Athrixia rosmarinifolia
                                               Athrixia rosmarinifolia var. foliosa
                                                     [Athrixia foliosa]
                                               Athrixia rosmarinifolia var. rosmarinifolia
                                                     [Athrixia kassneri]
                                                     [Klenzea rosmarinifolia]
                                             Athrixia subsimplex
                                     Atractylis
                                             Atractylis arbuscula
                                             Atractylis aristata
                                             Atractylis babelii
                                                   [Atractylis babelii var. monodii]
                                                   [Atractylis monodii]
                                             Atractylis caerulea
                                             Atractylis caespitosa
                                             Atractylis cancellata
                                             Atractylis carduus
                                                   [Atractylis flava]
                                             Atractylis cryptocephalus
                                                   [Carduncellus cryptocephalus]
                                             Atractylis delicatula
                                             Atractylis echinata
                                             Atractylis humilis
                                             Atractylis mernephthae
                                             Atractylis phaeolepis
                                             Atractylis phazaniae
                                             Atractylis polycephala
                                             Atractylis preauxiana
                                             Atractylis prolifera
                                             Atractylis serrata
                                             Atractylis serratuloides
                                     Atractylodes
                                             Atractylodes lancea
                                                   [Atractylis ovata]
                                                   [Atractylodes japonica]
                                                   [Atractylodes ovata]
                                             Atractylodes macrocephala
                                     Atrichoseris
                                             Atrichoseris platyphylla
                                                   [Malacothrix platyphylla]
                                     Austrobrickellia
                                             Austrobrickellia arnottii
                                                   [Eupatorium tenuiflorum]
                                             Austrobrickellia patens
                                                   [Eupatorium patens]
                                     Austrocritonia
                                             Austrocritonia angulicaulis
                                             Austrocritonia velutina
                                                   [Eupatorium velutinum]
                                     Austroeupatorium
                                             Austroeupatorium chaparense
                                                   [Eupatorium chaparense]
                                             Austroeupatorium decemflorum
                                                   [Austroeupatorium mapiriense]
                                                   [Eupatorium decemflorum]
                                             Austroeupatorium inulaefolium
                                             Austroeupatorium inulifolium
                                             Austroeupatorium laete-virens
                                             Austroeupatorium laetevirens
                                                   [Eupatorium laetevirens]
                                             Austroeupatorium monardaefolium
                                             Austroeupatorium paulinum
                                             Austroeupatorium picturatum
                                                   [Eupatorium picturatum]
                                             Austroeupatorium rosmarinaceum
                                             Austroeupatorium silphiifolium
                                                   [Eupatorium silphiifolium]
                                     Austrosynotis
                                             Austrosynotis rectirama
                                                   [Senecio rectiramus]
                                     Axiniphyllum
                                             Axiniphyllum corymbosum
                                             Axiniphyllum durangense
                                             Axiniphyllum pinnatisectum
                                                   [Rumfordia pinnatisecta]
                                             Axiniphyllum sagittalobum
                                             Axiniphyllum scabrum
                                             Axiniphyllum tomentosum
                                     Ayapana
                                             Ayapana amygdalina
                                             Ayapana elata
                                             Ayapana trinitensis
                                                   [Baccharis trinitensis]
                                                   [Eupatorium squiresii]
                                             Ayapana triplinervis
                                     Ayapanopsis
                                             Ayapanopsis adenophora
                                             Ayapanopsis cuchabensis
                                             Ayapanopsis esperanzae
                                             Ayapanopsis latipaniculata
                                                   [Eupatorium latipaniculatum]
                                             Ayapanopsis triosteifolia
                                                   [Eupatorium triosteifolium]
                                     Aynia
                                     Aztecaster
                                             Aztecaster matudae
                                                   [Baccharis matudae]
                                             Aztecaster pyramidatus
                                                   [Baccharis pyramidata]
                                     Baccharidastrum
                                             Baccharidastrum argutum
                                     Baccharidiopsis
                                             Baccharidiopsis pohlii
                                     Baccharis
                                             Baccharis alamosana
                                             Baccharis alpina
                                                   [Baccharis humifusa]
                                             Baccharis angusticeps
                                             Baccharis angustifolia
                                             Baccharis anomala
                                             Baccharis aphylla
                                                   [Baccharis aphylla var. boliviensis]
                                             Baccharis aracatubensis
                                             Baccharis arbutifolia
                                             Baccharis artemisioides
                                             Baccharis articulata
                                             Baccharis auriculigera
                                             Baccharis axillaris
                                             Baccharis beckii
                                             Baccharis bezanilleana
                                             Baccharis bigelovii
                                             Baccharis boliviensis
                                             Baccharis brachylaenoides
                                                   [Baccharis oblanceolata]
                                                   [Baccharis venulosa var. oblanceolata]
                                                   [Baccharis venulosa]
                                               Baccharis brachylaenoides var. ligustrina
                                                     [Baccharis saligna]
                                             Baccharis brachyphylla
                                             Baccharis brevifolia
                                             Baccharis buchtienii
                                             Baccharis buxifolia
                                             Baccharis caerulescens
                                             Baccharis caespitosa
                                             Baccharis calvescens
                                             Baccharis capitata
                                             Baccharis caprariifolia
                                             Baccharis cassinifolia
                                             Baccharis charucoensis
                                             Baccharis clavata
                                                   [Baccharis juncea subsp. clavata]
                                             Baccharis cognata
                                             Baccharis concava
                                             Baccharis conferta
                                             Baccharis confertifolia
                                             Baccharis coridifolia
                                             Baccharis crassicuneata
                                             Baccharis crispa
                                             Baccharis curitybensis
                                             Baccharis cylindrica
                                             Baccharis darwinii
                                             Baccharis decussata
                                               Baccharis decussata subsp. jelskii
                                                     [Baccharis jelskii]
                                             Baccharis densiflora
                                               Baccharis densiflora subsp. densiflora
                                                     [Baccharis densifolia]
                                             Baccharis dentata
                                                   [Baccharis orgyalis]
                                             Baccharis dioica
                                             Baccharis douglasii
                                             Baccharis dracunculifolia
                                             Baccharis effusa
                                             Baccharis elaeagnoides
                                                   [Baccharis semiserrata var. elaeagnoides]
                                             Baccharis elaeoides
                                             Baccharis elliptica
                                             Baccharis erectifolia
                                             Baccharis erioclada
                                             Baccharis erosoricola
                                             Baccharis flabellata
                                             Baccharis floribunda
                                             Baccharis gaudichaudiana
                                             Baccharis genistelloides
                                             Baccharis genistifolia
                                             Baccharis gibertii
                                             Baccharis gilliesii
                                             Baccharis glandulifera
                                             Baccharis glomeruliflora
                                             Baccharis gnaphalioides
                                                   [Baccharis radicans]
                                             Baccharis gnidiifolia
                                                   [Baccharis sternbergiana]
                                             Baccharis gracilis
                                             Baccharis gracillima
                                             Baccharis grandiflora
                                             Baccharis grisebachii
                                             Baccharis halimifolia
                                                   [Baccharis halimifolia var. angustior]
                                                   [Baccharis halimifolia var. halimifolia]
                                             Baccharis havardii
                                             Baccharis helichrysoides
                                             Baccharis heterophylla
                                                   [Baccharis heterophylla var. glandulifera]
                                               Baccharis heterophylla var. heterophylla
                                                     [Baccharis cuneata]
                                                     [Baccharis spathulata]
                                             Baccharis hieracifolia
                                             Baccharis huairacajensis
                                             Baccharis humilis
                                             Baccharis hutchisonii
                                             Baccharis illinita
                                             Baccharis inamoena
                                                   [Baccharis divergens]
                                                   [Baccharis rhexioides]
                                                   [Baccharis trichoclada]
                                                   [Baccharis trinervis var. rhexioides]
                                             Baccharis incisa
                                             Baccharis intermixta
                                             Baccharis juncea
                                                   [Stephananthus junceus]
                                             Baccharis kessleri
                                                   [Baccharis papillosa subsp. kessleri]
                                             Baccharis kingii
                                             Baccharis lancifolia
                                                   [Baccharis confertoides]
                                             Baccharis latifolia
                                             Baccharis ledifolia
                                             Baccharis leptocephala
                                             Baccharis leucocephala
                                             Baccharis libertadensis
                                                   [Vernonia libertadensis]
                                             Baccharis ligustrina
                                             Baccharis linearifolia
                                               Baccharis linearifolia subsp. chilco
                                                     [Baccharis chilco]
                                               Baccharis linearifolia subsp. polycephala
                                             Baccharis linearis
                                                   [Baccharis rosmarinifolia]
                                             Baccharis macrantha
                                             Baccharis macrocephala
                                             Baccharis magellanica
                                                   [Baccharis tricuneata var. magellanica]
                                             Baccharis malibuensis
                                             Baccharis megapotamica
                                               Baccharis megapotamica var. weirii
                                                     [Baccharis weirii]
                                             Baccharis mexicana
                                             Baccharis microcephala
                                             Baccharis microdonta
                                                   [Baccharis meridionalis]
                                             Baccharis microphylla
                                             Baccharis monoica
                                             Baccharis montana
                                             Baccharis mornicola
                                             Baccharis mucronata
                                             Baccharis multiflora
                                               Baccharis multiflora var. brevipappa
                                                     [Baccharis brevipappa]
                                               Baccharis multiflora var. herbacea
                                               Baccharis multiflora var. multiflora
                                             Baccharis myriocephala
                                             Baccharis myrsinites
                                             Baccharis neaei
                                             Baccharis neglecta
                                             Baccharis neorupestris
                                                   [Baccharis rupestris]
                                             Baccharis nervosa
                                             Baccharis nipensis
                                             Baccharis nitida
                                             Baccharis nivalis
                                             Baccharis notosergila
                                             Baccharis nummularia
                                             Baccharis oblongifolia
                                             Baccharis obovata
                                             Baccharis obtusifolia
                                             Baccharis occidentalis
                                             Baccharis ochracea
                                             Baccharis odorata
                                             Baccharis opuntioides
                                             Baccharis oreophila
                                             Baccharis organensis
                                             Baccharis oxyodonta
                                             Baccharis palmeri
                                             Baccharis papillosa
                                             Baccharis patagonica
                                             Baccharis patens
                                                   [Baccharis seemannii]
                                             Baccharis pauciflosculosa
                                             Baccharis pedunculata
                                                   [Baccharis cotinifolia]
                                                   [Baccharis speciosa]
                                                   [Conyza pedunculata]
                                                   [Eupatorium braunii]
                                             Baccharis penningtonii
                                             Baccharis pentaptera
                                             Baccharis pentlandii
                                             Baccharis pentodonta
                                             Baccharis pentziaefolia
                                             Baccharis peruviana
                                             Baccharis phylicoides
                                             Baccharis phyteumoides
                                             Baccharis pilularis
                                                   [Baccharis pilularis var. consanguinea]
                                               Baccharis pilularis subsp. consanguinea
                                                     [Baccharis congesta]
                                               Baccharis pilularis subsp. pilularis
                                                     [Baccharis pilularis var. pilularis]
                                             Baccharis pingraea
                                                   [Conyza montevidensis]
                                             Baccharis platypoda
                                             Baccharis plummerae
                                               Baccharis plummerae subsp. glabrata
                                               Baccharis plummerae subsp. plummerae
                                             Baccharis pohlii
                                             Baccharis polyantha
                                             Baccharis polyphylla
                                             Baccharis potosina
                                             Baccharis praetermissa
                                             Baccharis prunifolia
                                                   [Baccharis guascensis]
                                             Baccharis pseudotenuifolia
                                                   [Baccharis tenuifolia]
                                             Baccharis pseudovaccinioides
                                             Baccharis pseudovillosa
                                             Baccharis psiadioides
                                                   [Heterothalamus psiadioides]
                                             Baccharis ptarmicifolia
                                             Baccharis pteronioides
                                             Baccharis pulchella
                                             Baccharis punctulata
                                             Baccharis quitensis
                                                   [Baccharis flexuosa]
                                                   [Baccharis mapirensis]
                                             Baccharis racemosa
                                                   [Baccharis eupatorioides]
                                             Baccharis ramiflora
                                               Baccharis ramiflora var. squarrulosa
                                             Baccharis ramulosa
                                             Baccharis reticularia
                                             Baccharis retusa
                                                   [Baccharis halimimorpha]
                                                   [Baccharis ramosissima]
                                                   [Baccharis salzmannii]
                                             Baccharis revoluta
                                             Baccharis rhetinodes
                                             Baccharis riograndensis
                                             Baccharis rufescens
                                               Baccharis rufescens var. tenuifolia
                                             Baccharis sagittalis
                                                   [Baccharis heeringiana]
                                             Baccharis salicifolia
                                                   [Baccharis alamanii]
                                                   [Baccharis glutinosa]
                                                   [Baccharis longifolia]
                                                   [Baccharis parviflora]
                                                   [Baccharis salicifolia var. salicifolia]
                                                   [Baccharis viminea var. atwoodii]
                                                   [Baccharis viminea var. viminea]
                                                   [Baccharis viminea]
                                                   [Molina salicifolia]
                                               Baccharis salicifolia salicifolia
                                               Baccharis salicifolia subsp. monoica
                                               Baccharis salicifolia subsp. salicifolia
                                                     [Baccharis buddlejoides]
                                                     [Baccharis coerulescens]
                                                     [Baccharis lanceolata]
                                                     [Baccharis linifolia]
                                             Baccharis salicina
                                                   [Baccharis emoryi]
                                             Baccharis saliens
                                             Baccharis sarothroides
                                             Baccharis scabridula
                                             Baccharis scandens
                                             Baccharis schomburgkii
                                             Baccharis schultzii
                                             Baccharis scoparia
                                             Baccharis scoparioides
                                             Baccharis selloi
                                             Baccharis semiserrata
                                             Baccharis sergiloides
                                             Baccharis serraefolia
                                             Baccharis serrifolia
                                                   [Baccharis kellermanii]
                                             Baccharis serrulata
                                                   [Baccharis lundii]
                                             Baccharis sessiliflora
                                             Baccharis singularis
                                             Baccharis sordescens
                                             Baccharis spartioides
                                             Baccharis sphaerocephala
                                                   [Baccharis radin]
                                             Baccharis spicata
                                                   [Baccharis platensis]
                                             Baccharis squarrosa
                                             Baccharis stenocephala
                                             Baccharis stenophylla
                                             Baccharis stylosa
                                             Baccharis subdentata
                                             Baccharis subopposita
                                             Baccharis sulcata
                                             Baccharis tarchonanthoides
                                             Baccharis teindalensis
                                             Baccharis texana
                                                   [Linosyris texana]
                                             Baccharis thesioides
                                             Baccharis tola
                                               Baccharis tola subsp. tola
                                                     [Baccharis magellanica var. subviscosa]
                                             Baccharis torricoi
                                             Baccharis tricuneata
                                             Baccharis tridentata
                                             Baccharis trimera
                                             Baccharis trinervis
                                               Baccharis trinervis var. debilis
                                                     [Baccharis debilis]
                                             Baccharis ulicina
                                             Baccharis uncinella
                                             Baccharis vacciniifolia
                                             Baccharis vaccinioides
                                             Baccharis vaccinoides
                                             Baccharis vanessae
                                             Baccharis varians
                                             Baccharis vernicosa
                                                   [Baccharis pseudotridentata]
                                             Baccharis volubilis
                                             Baccharis vulneraria
                                                   [Baccharidastrum triplinervium]
                                             Baccharis woodii
                                             Baccharis wrightii
                                               Baccharis wrightii var. pyrrhopappa
                                             Baccharis zamoranensis
                                               Baccharis tola var. incarum
                                                     [Baccharis incarum]
                                     Baccharoides
                                             Baccharoides adoensis
                                                   [Ascaricida mossambiquensis]
                                                   [Ascaricida richardii]
                                                   [Baccharoides adoensis var. kotschyana]
                                                   [Baccharoides adoensis var. mossambiquensis]
                                                   [Baccharoides stenostegia]
                                                   [Candidea stenostegia]
                                                   [Vernonia adoensis var. adoensis]
                                                   [Vernonia adoensis var. kotschyana]
                                                   [Vernonia adoensis var. mossambiquensis]
                                                   [Vernonia adoensis]
                                                   [Vernonia bequaertii]
                                                   [Vernonia fulviseta]
                                                   [Vernonia goetzei]
                                                   [Vernonia grantii]
                                                   [Vernonia integra]
                                                   [Vernonia kotschyana]
                                                   [Vernonia latisquama]
                                                   [Vernonia leptolepis]
                                                   [Vernonia macrocephala]
                                                   [Vernonia mossambiquensis]
                                                   [Vernonia polymorpha var. accedens]
                                                   [Vernonia polymorpha var. ambigua]
                                                   [Vernonia polymorpha var. microcephala]
                                                   [Vernonia polymorpha]
                                                   [Vernonia shirensis]
                                                   [Vernonia stenostegia]
                                                   [Vernonia tigrensis]
                                                   [Vernonia whyteana]
                                                   [Vernonia woodii]
                                             Baccharoides anthelmintica
                                                   [Conyza anthelmintica]
                                                   [Dolosanthus sylvaticus]
                                                   [Serratula anthelmintica]
                                                   [Vernonia stenolepis]
                                             Baccharoides benguellensis
                                                   [Vernonia benguellensis]
                                                   [Vernonia limosa]
                                             Baccharoides bracteosa
                                                   [Vernonia bracteosa]
                                             Baccharoides calvoana
                                             Baccharoides dumicola
                                                   [Vernonia brownii]
                                                   [Vernonia dumicola]
                                             Baccharoides filipendula
                                                   [Vernonia filipendula]
                                             Baccharoides guineensis
                                                   [Vernonia guineensis]
                                             Baccharoides hymenolepis
                                                   [Baccharoides tayloriana]
                                                   [Vernonia calvoana var. mesocephala]
                                                   [Vernonia homilocephala]
                                                   [Vernonia rothii]
                                                   [Vernonia tayloriana]
                                             Baccharoides incompta
                                                   [Vernonia incompta]
                                             Baccharoides lasiopus
                                                   [Vernonia kaessneri]
                                                   [Vernonia lasiopus var. lasiopus]
                                                   [Vernonia lasiopus]
                                               Baccharoides lasiopus var. acuta
                                                     [Vernonia lasiopus var. acuta]
                                               Baccharoides lasiopus var. caudata
                                                     [Vernonia lasiopus var. caudata]
                                               Baccharoides lasiopus var. grandiceps
                                                     [Vernonia lasiopus var. grandiceps]
                                               Baccharoides lasiopus var. iodocalyx
                                                     [Vernonia braunii]
                                                     [Vernonia fulgens]
                                                     [Vernonia iodocalyx]
                                                     [Vernonia lasiopus var. iodocalyx]
                                                     [Vernonia salutarii]
                                               Baccharoides lasiopus var. lasiopus
                                             Baccharoides ringoetii
                                                   [Vernonia ringoetii]
                                                   [Vernonia tuberculata]
                                             Baccharoides schimperi
                                                   [Vernonia abyssinica]
                                             Baccharoides tolypophora
                                                   [Vernonia hymenolepis subsp. tolypophora]
                                                   [Vernonia tolypophora]
                                     Badilloa
                                             Badilloa venezuelensis
                                                   [Eupatorium venezuelense]
                                     Baeria
                                             Baeria aristata
                                             Baeria bakeri
                                             Baeria burkei
                                             Baeria carnosa
                                             Baeria debilis
                                             Baeria fremontii
                                               Baeria fremontii var. conjugens
                                               Baeria fremontii var. heterochaeta
                                             Baeria leptalea
                                             Baeria macrantha
                                               Baeria macrantha var. bakeri
                                               Baeria macrantha var. pauciaristata
                                               Baeria macrantha var. thalassophila
                                             Baeria maritima
                                                   [Baeria minor subsp. maritima]
                                             Baeria microglossa
                                             Baeria mutica
                                             Baeria platycarpha
                                             Baeria tenella
                                     Baeriopsis
                                             Baeriopsis guadalupensis
                                     Bafutia
                                             Bafutia tenuicaulis
                                               Bafutia tenuicaulis var. tenuicaulis
                                               Bafutia tenuicaulis var. zapfackiana
                                     Bahia
                                             Bahia absinthifolia
                                                   [Bahia absinthifolia var. pinnata]
                                                   [Bahia dealbata]
                                               Bahia absinthifolia var. absinthifolia
                                               Bahia absinthifolia var. dealbata
                                             Bahia ambrosioides
                                                   [Stylesia ambrosioides]
                                                   [Stylesia puberula]
                                             Bahia anthemoides
                                             Bahia aristata
                                             Bahia autumnalis
                                             Bahia bigelovii
                                             Bahia biternata
                                             Bahia chrysanthemoides
                                             Bahia glandulosa
                                             Bahia lanata
                                               Bahia lanata var. grandiflora
                                             Bahia nudicaulis
                                               Bahia nudicaulis var. nudicaulis
                                             Bahia palmeri
                                             Bahia parviflora
                                             Bahia pedata
                                                   [Amauriopsis pedata]
                                             Bahia pringlei
                                             Bahia rubella
                                             Bahia schaffneri
                                               Bahia schaffneri var. schaffneri
                                             Bahia xylopoda
                                                   [Bahia ehrenbergii]
                                     Bahiopsis
                                             Bahiopsis carterae
                                             Bahiopsis chenopodina
                                             Bahiopsis deltoidea
                                                   [Viguiera deltoidea var. chenopodina]
                                                   [Viguiera deltoidea var. deltoidea]
                                                   [Viguiera deltoidea var. genuina]
                                                   [Viguiera deltoidea var. tastensis]
                                                   [Viguiera deltoidea var. townsendii]
                                                   [Viguiera deltoidea]
                                             Bahiopsis laciniata
                                             Bahiopsis microphylla
                                             Bahiopsis parishii
                                                   [Viguiera deltoidea var. parishii]
                                                   [Viguiera parishii]
                                             Bahiopsis reticulata
                                             Bahiopsis subincisa
                                             Bahiopsis tomentosa
                                             Bahiopsis triangularis
                                     Baileya
                                             Baileya multiradiata
                                                   [Baileya australis]
                                                   [Baileya multiradiata var. nudicaulis]
                                                   [Baileya multiradiata var. thurberi]
                                               Baileya multiradiata var. multiradiata
                                             Baileya nervosa
                                             Baileya pauciradiata
                                             Baileya pleniradiata
                                                   [Baileya multiradiata var. pleniradiata]
                                                   [Baileya perennis]
                                               Baileya pleniradiata var. perennis
                                             Baileya thurberi
                                     Bajacalia
                                             Bajacalia crassifolia
                                                   [Porophyllum crassifolium]
                                                   [Porophyllum leptophyllum]
                                                   [Porophyllum tridentatum var. crassifolium]
                                             Bajacalia moranii
                                             Bajacalia tridentata
                                     Balduina
                                             Balduina angustifolia
                                                   [Balduina multiflora]
                                                   [Baldwinia multiflora]
                                                   [Buphthalmum angustifolium]
                                                   [Persoonia angustifolia]
                                             Balduina atropurpurea
                                             Balduina uniflora
                                     Balsamita
                                     Balsamorhiza
               Balsamorhiza F1 hybrid
                                             Balsamorhiza bolanderi
                                             Balsamorhiza careyana
                                               Balsamorhiza careyana var. careyana
                                               Balsamorhiza careyana var. intermedia
                                             Balsamorhiza deltoidea
                                             Balsamorhiza floccosa
                                             Balsamorhiza glabrescens
                                             Balsamorhiza hispidula
                                                   [Balsamorhiza hookeri var. hispidula]
                                             Balsamorhiza hookeri
                                               Balsamorhiza hookeri var. hirsuta
                                                     [Balsamorhiza hirsuta]
                                               Balsamorhiza hookeri var. hookeri
                                               Balsamorhiza hookeri var. idahoensis
                                               Balsamorhiza hookeri var. lagocephala
                                                     [Balsamorhiza hirsuta var. lagocephala]
                                               Balsamorhiza hookeri var. lanata
                                               Balsamorhiza hookeri var. neglecta
                                                     [Balsamorhiza hirsuta var. neglecta]
                                               Balsamorhiza hookeri var. platylepis
                                             Balsamorhiza incana
                                                   [Balsamorhiza hookeri var. incana]
                                               Balsamorhiza incana var. tomentosa
                                                     [Balsamorhiza tomentosa]
                                             Balsamorhiza lanata
                                             Balsamorhiza macrolepis
                                               Balsamorhiza macrolepis var. macrolepis
                                               Balsamorhiza macrolepis var. platylepis
                                             Balsamorhiza macrophylla
                                               Balsamorhiza macrophylla var. idahoensis
                                             Balsamorhiza platylepis
                                             Balsamorhiza rosea
                                             Balsamorhiza sagittata
                                             Balsamorhiza sericea
                                             Balsamorhiza serrata
                                             Balsamorhiza x bonseri
                                                   [Balsamorhiza bonseri]
                                             Balsamorhiza x terebinthacea
                                             Balsamorhiza x tomentosa
                                             Balsamorhiza × terebinthacea
                                                   [Balsamorhiza terebinthacea]
                                     Baltimora
                                             Baltimora geminata
                                                   [Baltimora ovata]
                                             Baltimora recta
                                                   [Baltimora scolospermum var. panamensis]
                                                   [Baltimora scolospermum]
                                     Barkleyanthus
                                             Barkleyanthus salicifolius
                                                   [Cineraria salicifolia]
                                                   [Senecio axillaris]
                                                   [Senecio salignus]
                                                   [Senecio silignus]
                                     Barnadesia
                                             Barnadesia aculeata
                                             Barnadesia arborea
                                             Barnadesia caryophylla
                                             Barnadesia corymbosa
                                             Barnadesia dombeyana
                                                   [Barnadesia lanceolata]
                                             Barnadesia horrida
                                             Barnadesia lehmannii
                                             Barnadesia odorata
                                             Barnadesia parviflora
                                             Barnadesia polyacantha
                                                   [Barnadesia polyacantha var. velutina]
                                             Barnadesia pycnophylla
                                             Barnadesia spinosa
                              Barnadesioideae
                                     Archidasyphyllum
                                             Archidasyphyllum diacanthoides
                                     Barrattia
                                             Barrattia calva
                                     Barroetea
                                             Barroetea laxiflora
                                             Barroetea pavonii
                                             Barroetea sessilifolia
                                             Barroetea setosa
                                             Barroetea subuligera
                                               Barroetea subuligera var. latisquama
                                     Barroetia
                                     Barrosoa
                                             Barrosoa candolleana
                                     Bartlettia
                                             Bartlettia scaposa
                                     Bartlettina
                                             Bartlettina breedlovei
                                                   [Eupatorium breedlovei]
                                             Bartlettina brevipetiolata
                                                   [Eupatorium brevipetiolatum]
                                                   [Eupatorium miradorense]
                                             Bartlettina calderonii
                                                   [Eupatorium calderonii]
                                             Bartlettina chiriquensis
                                             Bartlettina constipatiflora
                                                   [Eupatorium constipatiflorum]
                                             Bartlettina cronquistii
                                                   [Eupatorium cronquistii]
                                             Bartlettina ehrenbergii
                                             Bartlettina guatemalensis
                                             Bartlettina hastifera
                                                   [Eupatorium hastiferum]
                                             Bartlettina hemisphaerica
                                                   [Eupatorium mexiae]
                                             Bartlettina heydeana
                                                   [Eupatorium heydeanum]
                                             Bartlettina hintonii
                                             Bartlettina karwinskiana
                                                   [Jaumea tenuifolia]
                                             Bartlettina lanicaulis
                                             Bartlettina luxii
                                                   [Eupatorium luxii]
                                             Bartlettina macdougallii
                                             Bartlettina macrocephala
                                                   [Eupatorium ehrenbergii]
                                             Bartlettina maxonii
                                                   [Eupatorium maxonii]
                                             Bartlettina montigena
                                                   [Eupatorium montigenum]
                                             Bartlettina oresbia
                                                   [Eupatorium hylobium]
                                                   [Eupatorium oresbioides]
                                             Bartlettina oresbioides
                                             Bartlettina ornata
                                                   [Eupatorium prionophyllum var. asymmetrum]
                                             Bartlettina pansamalensis
                                                   [Eupatorium ruae]
                                             Bartlettina pinabetensis
                                             Bartlettina platyphylla
                                                   [Eupatorium platyphyllum]
                                             Bartlettina prionophylla
                                                   [Eupatorium prionophyllum]
                                             Bartlettina silvicola
                                                   [Eupatorium silvicola]
                                             Bartlettina sordida
                                                   [Eupatorium atrorubens]
                                                   [Eupatorium septuplinervium]
                                                   [Eupatorium thespesiaefolium]
                                             Bartlettina tuerckheimii
                                             Bartlettina xalapana
                                                   [Eupatorium xalapanum]
                                             Bartlettina yaharana
                                     Bebbia
                                             Bebbia atriplicifolia
                                             Bebbia juncea
                                               Bebbia juncea juncea
                                               Bebbia juncea var. aspera
                                                     [Bebbia aspera]
                                               Bebbia juncea var. atriplicifolia
                                               Bebbia juncea var. juncea
                                     Bedfordia
                                             Bedfordia salicina
                                     Bejaranoa
                                             Bejaranoa balansae
                                                   [Eupatorium balansae]
                                     Bellidastrum
                                             Bellidastrum michelii
                                                   [Aster bellidiastrum]
                                     Bellidiastrum
                                             Bellidiastrum michelii
                                     Bellis
                                             Bellis annua
                                               Bellis annua subsp. annua
                                               Bellis annua subsp. microcephala
                                             Bellis azorica
                                             Bellis ciliata
                                               Bellis ciliata var. triflora
                                             Bellis coerulescens
                                             Bellis integrifolia
                                             Bellis mexicana
                                             Bellis pappulosa
                                             Bellis perennis
                                                   [Bellis hybrida]
                                             Bellis prostrata
                                                   [Bellis radicans]
                                             Bellis rotundifolia
                                                   [Bellium rotundifolium]
                                             Bellis sylvestris
                                             Bellis xanthocomoides
                                     Bellium
                                             Bellium bellidioides
                                             Bellium crassifolium
                                             Bellium minutum
                                     Belloa
                                             Belloa erythractis
                                     Benitoa
                                             Benitoa occidentalis
                                     Berkheya
                                             Berkheya angolensis
                                             Berkheya angusta
                                             Berkheya angustifolia
                                             Berkheya armata
                                                   [Berkheya carthamoides]
                                                   [Rohria carthamoides]
                                             Berkheya barbata
                                                   [Berkheya grandiflora]
                                             Berkheya bipinnatifida
                                               Berkheya bipinnatifida subsp. bipinnatifida
                                                     [Crocodilodes bipinnatifidum]
                                                     [Crocodilodes seminiveum]
                                                     [Stobaea bipinnatifida]
                                                     [Stobaea seminivea]
                                               Berkheya bipinnatifida subsp. echinopsoides
                                               Berkheya bipinnatifida var. cordata
                                               Berkheya bipinnatifida var. echinopsoides
                                                     [Berkheya echinopsoides]
                                             Berkheya carduoides
                                             Berkheya carlinoides
                                                   [Berkheya atractyloides]
                                             Berkheya carlinopsis
                                               Berkheya carlinopsis subsp. carlinopsis
                                                     [Crocodilodes carlinopsis]
                                               Berkheya carlinopsis subsp. sylvicola
                                                     [Berkheya carlinopsis var. sylvicola]
                                                     [Berkheya sylvicola]
                                             Berkheya chiesiana
                                                   [Berkheya aethiopica]
                                             Berkheya coddii
                                             Berkheya echinacea
                                               Berkheya echinacea subsp. polyacantha
                                                     [Berkheya parvifolia]
                                                     [Berkheya polycantha]
                                             Berkheya erysithales
                                                   [Berkheya sonchifolia]
                                             Berkheya fruticosa
                                                   [Berkheya incana]
                                                   [Gorteria asteroides]
                                             Berkheya herbacea
                                             Berkheya heterophylla
                                             Berkheya insignis
                                             Berkheya johnstoniana
                                             Berkheya macrocephala
                                             Berkheya maritima
                                             Berkheya montana
                                             Berkheya multijuga
                                             Berkheya nivea
                                             Berkheya pinnatifida
                                             Berkheya purpurea
                                             Berkheya radula
                                                   [Berkheya adlamii]
                                                   [Crocodilodes radula]
                                                   [Stobaea radula]
                                             Berkheya rhapontica
                                             Berkheya rigida
                                             Berkheya robusta
                                             Berkheya seminivea
                                             Berkheya setifera
                                                   [Berkheya setifera var. tropica]
                                                   [Crocodilodes setiferum]
                                             Berkheya speciosa
                                               Berkheya speciosa subsp. speciosa
                                                     [Crocodilodes speciosum]
                                             Berkheya spekeana
                                                   [Berkheya spekeana var. abyssinica]
                                                   [Crocodilodes spekeanum]
                                             Berkheya subulata
                                             Berkheya umbellata
                                             Berkheya welwitschii
                                                   [Crocodilodes welwitschii]
                                             Berkheya zeyheri
                                                   [Crocodilodes zeyheri]
                                                   [Stobaea zeyheri]
                                               Berkheya zeyheri subsp. rehmannii
                                               Berkheya zeyheri subsp. zeyheri
                                                     [Berkheya subteretifolia]
                                               Berkheya zeyheri var. rehmannii
                                                     [Berkheya rehmannii]
                                               Berkheya zeyheri var. rogersiana
                                     Berkheyopsis
                                     Berlandiera
                                             Berlandiera basalaris
                                             Berlandiera dealbata
                                             Berlandiera humilis
                                             Berlandiera lyrata
                                                   [Berlandiera incisa]
                                                   [Berlandiera lyrata var. macrophylla]
                                               Berlandiera lyrata lyrata
                                               Berlandiera lyrata var. lyrata
                                               Berlandiera lyrata var. monocephala
                                               Berlandiera lyrata var. purpurea
                                             Berlandiera macrophylla
                                             Berlandiera macvaughii
                                             Berlandiera monocephala
                                             Berlandiera pumila
                                               Berlandiera pumila var. pumila
                                               Berlandiera pumila var. pumila <> scabrella
                                               Berlandiera pumila var. pumila > scabrella
                                               Berlandiera pumila var. scabrella
                                             Berlandiera subacaulis
                                                   [Silphium subacaule]
                                             Berlandiera texana
                                                   [Berlandiera betonicifolia]
                                                   [Berlandiera texana var. texana]
                                             Berlandiera tomentosa
                                               Berlandiera tomentosa var. dealbata
                                             Berlandiera x betonicifolia
                                                   [Berlandiera texana var. bentonicifolia]
                                             Berlandiera x humilis
                                                           Berlandiera x macrophylla
                                     Berthelotia
                                     Berylsimpsonia
                                             Berylsimpsonia crassinervis
                                                   [Proustia crassinervis]
                                             Berylsimpsonia vanillosma
                                                   [Pectis pratensis]
                                     Bethencourtia
                                             Bethencourtia hermosae
                                             Bethencourtia palmensis
                                             Bethencourtia rupicola
                                     Bidens
               Bidens F1 hybrid
                                             Bidens acrifolia
                                               Bidens acrifolia var. acrifolia
                                               Bidens acrifolia var. langlassei
                                                     [Bidens langlassei]
                                             Bidens acuticaulis
                                               Bidens acuticaulis var. acuticaulis
                                                     [Bidens ciliata]
                                                     [Bidens paupercula var. paupercula]
                                                     [Bidens paupercula]
                                               Bidens acuticaulis var. filirostris
                                                     [Bidens paupercula var. filirostis]
                                             Bidens aequisquama
                                               Bidens aequisquama var. aequisquama
                                               Bidens aequisquama var. guanajuatensis
                                             Bidens alba
                                                   [Bidens brachycarpa]
                                                   [Bidens daucifolia]
                                                   [Bidens odorata var. chilpancingensis]
                                               Bidens alba var. alba
                                               Bidens alba var. radiata
                                                     [Bidens decumbens]
                                                     [Bidens pilosa var. radiata]
                                             Bidens amplectens
                                             Bidens amplissima
                                             Bidens andicola
                                               Bidens andicola var. andicola
                                               Bidens andicola var. cosmantha
                                               Bidens andicola var. decomposita
                                             Bidens andongensis
                                             Bidens angustissima
                                                   [Bidens angustissima var. linifolia]
                                             Bidens anthemoides
                                                   [Bidens alpina]
                                                   [Coreopsis anthemoides]
                                             Bidens anthriscoides
                                               Bidens anthriscoides var. decomposita
                                             Bidens arenicola
                                                   [Coreopsis arenicola]
                                             Bidens aristosa
                                                   [Bidens aristosa f. fritcheyi]
                                                   [Bidens aristosa f. mutica]
                                                   [Bidens aristosa var. aristosa]
                                                   [Bidens aristosa var. fritcheyi]
                                                   [Bidens aristosa var. mutica]
                                                   [Bidens aristosa var. retrorsa]
                                                   [Bidens involucrata]
                                                   [Bidens polylepis var. retrorsa]
                                                   Bidens aristosa f. aristosa
                                             Bidens asperata
                                                   [Coreopsis asperata]
                                             Bidens aspiloides
                                             Bidens asplenioides
                                             Bidens asymmetrica
                                                   [Lipochaeta asymmetrica]
                                               Bidens asymmetrica var. subocculata
                                             Bidens aurea
                                                   [Bidens aurea var. wrightii]
                                                   [Bidens ferulaefolia]
                                                   [Bidens ferulifolia var. ludens]
                                                   [Bidens ferulifolia]
                                                   [Bidens foeniculifolia]
                                                   [Bidens heterophylla var. wrightii]
                                                   [Bidens heterophylla]
                                                   [Bidens tetragona]
                                                   [Coreopsis ambigua]
                                                   [Coreopsis aurea]
                                                   [Coreopsis ferulifolia]
                                             Bidens awaluana
                                             Bidens ballsii
                                             Bidens balsana
                                             Bidens barteri
                                                   [Coreopsis badia]
                                                   [Coreopsis barteri]
                                             Bidens baumii
                                                   [Bidens ruandensis]
                                                   [Bidens somaliensis var. bukobensis]
                                                   [Coreopsis baumii]
                                                   [Coreopsis scabrifolia]
                                             Bidens beckii
                                                   [Megalodonta nudata]
                                             Bidens bicolor
                                             Bidens bidentoides
                                                   [Coreopsis bidentoides]
                                                   [Diodonta bidentoides]
                                               Bidens bidentoides var. bidentoides
                                               Bidens bidentoides var. mariana
                                             Bidens bigelovii
                                                   [Bidens amphicarpa]
                                                   [Bidens duranginensis]
                                                   [Bidens oligocarpa]
                                               Bidens bigelovii var. angustiloba
                                                     [Bidens bigelovii var. pueblensis]
                                               Bidens bigelovii var. bigelovii
                                             Bidens bipinnata
                                                   [Bidens bipinnata var. biternatoides]
                                               Bidens bipinnata var. bipinnata
                                               Bidens bipinnata var. cynapiifolia
                                             Bidens biternata
                                                   [Bidens abyssinica var. glabrata]
                                                   [Bidens abyssinica var. quadriaristata]
                                                   [Bidens abyssinica]
                                                   [Bidens biternata f. abyssinica]
                                                   [Bidens biternata f. lasiocarpa]
                                                   [Bidens biternata var. glabrata]
                                                   [Bidens chinensis var. abyssinicus]
                                                   [Bidens chinensis]
                                                   [Bidens cylindrica]
                                                   [Bidens kotschyi]
                                                   [Bidens laciniata]
                                                   [Bidens lasiocarpa]
                                                   [Bidens pilosa var. abyssinica]
                                                   [Bidens pilosa var. glabrata]
                                                   [Bidens pilosa var. quadriseta]
                                                   [Bidens quadriseta var. incisifolia]
                                                   [Bidens quadriseta]
                                                   [Coreopsis biternata]
                                             Bidens borianiana
                                                   [Coreopsis borianiana var. cannabina]
                                                   [Coreopsis borianiana var. multiplex]
                                                   [Coreopsis borianiana]
                                                   [Coreopsis chevalieri]
                                                   [Coreopsis chrysopterocarpa]
                                                   [Coreopsis guineensis]
                                                   [Coreopsis togoensis]
                                             Bidens brandegeei
                                             Bidens buchneri
                                                   [Bidens bruceae var. pubescentior]
                                                   [Bidens bruceae var. swynnertonii]
                                                   [Bidens bruceae]
                                                   [Bidens coriacea]
                                                   [Bidens grandis]
                                                   [Bidens ruwenzoriensis]
                                                   [Bidens seretii]
                                                   [Bidens stuhlmannii]
                                                   [Coreopsis buchneri]
                                                   [Coreopsis coriacea]
                                                   [Coreopsis ruwenzoriensis]
                                                   [Coreopsis seretii]
                                                   [Coreopsis speciosa]
                                                   [Coreopsis stuhlmannii]
                                             Bidens burundiensis
                                             Bidens cabopulmensis
                                             Bidens camporum
                                                   [Bidens chaetodonta var. glabrior]
                                                   [Bidens chaetodonta]
                                                   [Bidens chaetophylla]
                                                   [Bidens cirsioides]
                                                   [Bidens cooperi]
                                                   [Bidens kefensis]
                                                   [Coreopsis abyssinica]
                                                   [Coreopsis camporum]
                                                   [Verbesina abyssinica]
                                             Bidens campylotheca
                                               Bidens campylotheca subsp. campylotheca
                                                     [Bidens magnidisca]
                                               Bidens campylotheca subsp. pentamera
                                               Bidens campylotheca subsp. waihoiensis
                                               Bidens campylotheca var. pentamera
                                             Bidens carinata
                                                   [Coreopsis schimperi]
                                                   [Microlecane carinata]
                                             Bidens carpodonta
                                             Bidens caudatus
                                             Bidens cernua
                                                   [Bidens cernua f. minima]
                                                   [Bidens cernua var. dentata]
                                                   [Bidens cernua var. elliptica]
                                                   [Bidens cernua var. integra]
                                                   [Bidens cernua var. minima]
                                                   [Bidens cernua var. oligodonta]
                                                   [Bidens cernua var. radiata]
                                                   [Bidens filamentosa]
                                                   [Bidens glaucescens]
                                                   [Bidens gracilenta]
                                                   [Bidens leptomeria]
                                                   [Bidens macounii]
                                                   [Bidens prionophylla]
                                                   [Coreopsis bidens]
                                               Bidens cernua cernua
                                                   Bidens cernua f. cernua
                                               Bidens cernua var. cernua
                                               Bidens cernua var. elata
                                             Bidens cervicata
                                             Bidens chiapensis
                                                   [Bidens arbuscula]
                                                   [Bidens demissa]
                                               Bidens chiapensis var. chiapensis
                                               Bidens chiapensis var. feddemana
                                                     [Bidens feddemana]
                                             Bidens chippii
                                                   [Bidens mossiae]
                                                   [Coreopsis chippii]
                                                   [Coreopsis tripartita]
                                             Bidens chodatii
                                             Bidens chrysanthemifolia
                                                   [Bidens parvulifolia]
                                             Bidens cinerea
                                                   [Bidens cinerea var. tricuspidata]
                                                   [Bidens cinereoides]
                                                   [Bidens lineata var. tenuipes]
                                                   [Bidens lineata]
                                             Bidens clavata
                                             Bidens coartata
                                             Bidens colimana
                                             Bidens conjuncta
                                             Bidens connata
                                                   [Bidens connata f. anomala]
                                                   [Bidens connata var. fultior]
                                                   [Bidens sandbergii]
                                               Bidens connata var. ambiversa
                                               Bidens connata var. anomala
                                               Bidens connata var. comosa
                                               Bidens connata var. connata
                                               Bidens connata var. fallax
                                               Bidens connata var. gracilipes
                                               Bidens connata var. inundata
                                               Bidens connata var. petiolata
                                               Bidens connata var. pinnata
                                               Bidens connata var. submutica
                                             Bidens cordylocarpa
                                                   [Coreopsis cordylocarpa]
                                             Bidens cornuta
                                             Bidens cosmoides
                                               Bidens cosmoides var. refracta
                                             Bidens crocea
                                                   [Bidens ambigua]
                                                   [Bidens bequaertii]
                                                   [Bidens crocea var. ornata]
                                                   [Bidens crocea var. verrucifera]
                                                   [Bidens gossweileri]
                                                   [Bidens kasaiensis]
                                                   [Bidens palustris var. cubangora]
                                                   [Bidens palustris]
                                                   [Bidens phalangiphylla]
                                             Bidens cronquistii
                                                   [Coreocarpus cronquistii]
                                             Bidens ctenophylla
                                             Bidens cuneata
                                             Bidens cynapiifolia
                                               Bidens cynapiifolia var. portoricensis
                                               Bidens cynapiifolia var. tenuis
                                             Bidens degeneri
                                               Bidens degeneri var. apioides
                                             Bidens deltoidea
                                             Bidens dimidiata
                                             Bidens discoidea
                                                   [Bidens tenuissima]
                                                   [Coreopsis discoidea]
                                             Bidens distans
                                             Bidens diversa
                                                   [Bidens cochlearis]
                                                   [Bidens diversa subsp. filiformis]
                                                   [Bidens diversa var. megaglossa]
                                                   [Bidens diversa var. quilembana]
                                                   [Bidens filiformis]
                                             Bidens domingensis
                                             Bidens eatonii
                                               Bidens eatonii var. fallax
                                               Bidens eatonii var. illicita
                                               Bidens eatonii var. interstes
                                               Bidens eatonii var. kennebecensis
                                               Bidens eatonii var. major
                                               Bidens eatonii var. mutabilis
                                               Bidens eatonii var. simulans
                                             Bidens elata
                                             Bidens elgonensis
                                                   [Bidens elgonensis subsp. cheranganiensis]
                                                   [Bidens elgonensis subsp. morotonensis]
                                                   [Bidens morotonensis]
                                                   [Coreopsis elgonensis]
                                                   [Coreopsis morotonensis]
                                             Bidens elliotii
                                                   [Bidens amoena]
                                                   [Bidens kigeziensis]
                                                   [Coreopsis elliotii]
                                                   [Coreopsis mildbraedii]
                                             Bidens engleri
                                             Bidens esmartinezii
                                             Bidens exigua
                                             Bidens fecunda
                                             Bidens fennica
                                             Bidens ferax
                                             Bidens fischeri
                                                   [Coreopsis fischeri]
                                             Bidens flabellata
                                             Bidens flagellaris
                                             Bidens flagellata
                                                   [Bidens kirkii var. flagellata]
                                             Bidens forbesii
                                               Bidens forbesii subsp. forbesii
                                                     [Bidens asymmetrica var. subocculta]
                                               Bidens forbesii subsp. kahiliensis
                                             Bidens frondosa
                                                   [Bidens frondosa f. anomala]
                                                   [Bidens frondosa var. anomala]
                                                   [Bidens frondosa var. caudata]
                                                   [Bidens frondosa var. pallida]
                                                   [Bidens frondosa var. stenodonta]
                                               Bidens frondosa var. frondosa
                                               Bidens frondosa var. puberula
                                             Bidens frondosus
                                             Bidens fulvescens
                                             Bidens gardneri
                                             Bidens gentryi
                                             Bidens geraniifolia
                                             Bidens ghedoensis
                                             Bidens gracilis
                                             Bidens gracillima
                                             Bidens graciloides
                                             Bidens grandiflora
                                             Bidens grantii
                                                   [Bidens grantii var. dawei]
                                                   [Bidens grantii var. scattae]
                                                   [Bidens grantii var. stapfii]
                                                   [Bidens kivuensis var. armata]
                                                   [Bidens kivuensis]
                                                   [Bidens onisciformis]
                                                   [Bidens snowdenii]
                                                   [Bidens steppia var. humbertii]
                                                   [Bidens straminoides]
                                                   [Coreopsis giorgii]
                                                   [Coreopsis grantii]
                                                   [Coreopsis quarrei]
                                             Bidens graveolens
                                             Bidens gypsophila
                                             Bidens halawana
                                             Bidens hawaiensis
                                             Bidens hendersonensis
                                             Bidens heterodoxa
                                                   [Bidens heterodoxa var. agnostica]
                                                   [Bidens heterodoxa var. atheistica]
                                                   [Bidens heterodoxa var. heterodoxa]
                                                   [Bidens heterodoxa var. monardifolia]
                                                   [Bidens heterodoxa var. orthodoxa]
                                                   [Bidens infirma]
                                                   [Bidens tripartita var. heterodoxa]
                                               Bidens heterodoxa var. interstes
                                             Bidens heterosperma
                                             Bidens hildebrandtii
                                                   [Bidens hildebrandtii var. boranensis]
                                                   [Bidens incumbens var. muthicola]
                                                   [Bidens incumbens]
                                                   [Bidens lindblomii]
                                             Bidens hillebrandiana
                                                   [Campylotheca remyi]
                                               Bidens hillebrandiana subsp. hillebrandiana
                                               Bidens hillebrandiana subsp. polycephala
                                             Bidens hintonii
                                                   [Coreocarpus hintonii]
                                             Bidens holstii
                                                   [Bidens holstii var. rupestris]
                                                   [Bidens napierae]
                                                   [Bidens nobilis]
                                                   [Bidens rupestris]
                                                   [Bidens taitensis var. aciculata]
                                                   [Bidens taitensis]
                                                   [Coreopsis holstii]
                                             Bidens holwayi
                                             Bidens humilis
                                             Bidens hyperborea
                                                   [Bidens colpophila]
                                                   [Bidens hyperborea var. arcuans]
                                                   [Bidens hyperborea var. gaspensis]
                                               Bidens hyperborea var. cathancensis
                                               Bidens hyperborea var. colpophila
                                               Bidens hyperborea var. hyperborea
                                               Bidens hyperborea var. laurentiana
                                               Bidens hyperborea var. svensonii
                                             Bidens inermis
                                             Bidens insolita
                                             Bidens integrifolia
                                             Bidens isostigmatoides
                                             Bidens kamerunensis
                                             Bidens kelloggii
                                             Bidens kilimandscharica
                                                   [Bidens crataegifolia var. burttii]
                                                   [Bidens crataegifolia]
                                                   [Bidens cuspidata]
                                                   [Bidens insignis]
                                                   [Bidens kilimandscharica var. oxymera]
                                                   [Bidens kilimandscharica var. retrorsa]
                                                   [Bidens leptoglossa]
                                                   [Bidens meruensis]
                                                   [Bidens robustior]
                                                   [Bidens ukambensis]
                                                   [Bidens volkensii]
                                                   [Coreopsis crataegifolia]
                                                   [Coreopsis kilimandscharica]
                                                   [Coreopsis leptoglossa]
                                             Bidens kirkii
                                             Bidens laevis
                                                   [Bidens chrysanthemoides]
                                                   [Bidens elegans]
                                                   [Bidens nashii]
                                                   [Bidens parryi]
                                                   [Bidens persicifolia]
                                                   [Helianthus laevis]
                                                   [Heliopsis laevis]
                                             Bidens lejolyana
                                             Bidens lemmonii
                                               Bidens lemmonii var. lemmonii
                                             Bidens leptocephala
                                                   [Bidens leptocephala var. hammerlyae]
                                                   [Bidens leptocephala var. leptocephala]
                                                   [Bidens leptocephala var. ulinei]
                                               Bidens leptocephala leptocephala
                                             Bidens leucantha
                                             Bidens lineariloba
                                                   [Bidens lineariloba var. deminuta]
                                             Bidens longistyla
                                             Bidens macrocarpa
                                                   [Coreopsis macrocarpa]
                                               Bidens macrocarpa var. ovatifolia
                                             Bidens macroptera
                                                   [Bidens ellenbeckii]
                                                   [Bidens macrantha]
                                                   [Bidens schultzii]
                                                   [Coreopsis ellenbeckii]
                                                   [Coreopsis macrantha]
                                                   [Coreopsis macroptera]
                                                   [Verbesina macrantha]
                                             Bidens magnifolia
                                                   [Bidens dolosa]
                                                   [Bidens lynesii]
                                                   [Bidens magnifolia var. versuta]
                                                   [Bidens phelloptera]
                                                   [Coreopsis frondosa]
                                             Bidens malawiense
                                             Bidens mannii
                                                   [Coreopsis monticola var. pilosa]
                                                   [Coreopsis monticola]
                                                   [Verbesina monticola]
                                             Bidens mariana
                                             Bidens mauiensis
                                               Bidens mauiensis var. ciliata
                                               Bidens mauiensis var. cuneatoides
                                               Bidens mauiensis var. forbesiana
                                               Bidens mauiensis var. lanaiensis
                                               Bidens mauiensis var. media
                                             Bidens maximowicziana
                                             Bidens melanocarpa
                                               Bidens melanocarpa var. pallida
                                             Bidens menziesii
                                               Bidens menziesii subsp. filiformis
                                               Bidens menziesii subsp. menziesii
                                               Bidens menziesii var. filiformis
                                               Bidens menziesii var. lepida
                                               Bidens menziesii var. leptondontia
                                             Bidens mesfinii
                                             Bidens mexicana
                                             Bidens micrantha
                                               Bidens micrantha subsp. ctenophylla
                                                     [Bidens schizoglossa]
                                               Bidens micrantha subsp. kalealaha
                                                     [Bidens micrantha var. rudimetifera]
                                               Bidens micrantha subsp. micrantha
                                               Bidens micrantha var. caduca
                                               Bidens micrantha var. kaalana
                                               Bidens micrantha var. laciniata
                                               Bidens micrantha var. rudimentifera
                                             Bidens microphylla
                                                   [Coreopsis pulchella]
                                             Bidens minensis
                                             Bidens minima
                                             Bidens mitis
                                               Bidens mitis var. leptophylla
                                             Bidens mollifolia
                                                   [Bidens mollifolia var. glabrescens]
                                             Bidens molokaiensis
                                                   [Campylotheca molokaiensis]
                                             Bidens moorei
                                                   [Bidens bampsiana]
                                                   [Bidens glaber]
                                                   [Bidens modesta]
                                                   [Bidens moorei var. verrucosa]
                                             Bidens muelleri
                                             Bidens musoziana
                                             Bidens nana
                                             Bidens napaliensis
                                             Bidens negriana
                                                   [Bidens natator]
                                                   [Bidens navicularia]
                                                   [Bidens setigeroides var. munita]
                                                   [Bidens setigeroides]
                                                   [Coreopsis microglossa]
                                                   [Coreopsis negriana]
                                             Bidens nematocera
                                             Bidens nobilioides
                                                   [Bidens kigeziensis var. subsessilis]
                                                   [Bidens scopulorum]
                                                   [Coreopsis scopulorum]
                                             Bidens nudata
                                             Bidens oaxacana
                                             Bidens oblonga
                                                   [Bidens dielsii var. intermedia]
                                                   [Bidens exilis]
                                                   [Bidens nyikensis]
                                                   [Bidens rhodesiana]
                                                   [Bidens richardsiae]
                                                   [Coreopsis exilis]
                                                   [Coreopsis goffardii]
                                                   [Coreopsis oblonga]
                                             Bidens obtusiloba
                                             Bidens occidentalis
                                                   [Coreopsis occidentalis]
                                                   [Microlecane occidentalis]
                                             Bidens ocellatus
                                                   [Cosmos ocellatus var. greenmanii]
                                                   [Cosmos ocellatus]
                                             Bidens ochracea
                                                   [Coreopsis cosmophylla]
                                                   [Coreopsis ochracea]
                                                   [Coreopsis ochraceoides]
                                             Bidens odora
                                                   [Coreopsis odora]
                                             Bidens oligantha
                                             Bidens oligoflora
                                                   [Bidens drummondii]
                                                   [Bidens oligoflora var. robusta]
                                                   [Coreopsis isokoensis]
                                                   [Coreopsis mattfeldii]
                                                   [Coreopsis oligantha]
                                                   [Coreopsis oligoflora]
                                             Bidens ostruthioides
                                                   [Bidens guatemalensis]
                                                   [Bidens ostruthioides var. costaricensis]
                                                   [Delucia ostruthioides]
                                             Bidens pachyloma
                                                   [Bidens beguinotii]
                                                   [Bidens pachyloma var. inanis]
                                                   [Coreopsis beguinotii]
                                                   [Coreopsis pachyloma var. inanis]
                                                   [Coreopsis pachyloma]
                                                   [Verbesina involucrata]
                                             Bidens parviflora
                                             Bidens pentamera
                                             Bidens perversa
                                               Bidens perversa var. aquilonalis
                                             Bidens petiolata
                                             Bidens pilosa
                                                   [Bidens californica]
                                                   [Bidens caucalidea]
                                                   [Bidens deamii]
                                                   [Bidens leucantha var. sundaica]
                                                   [Bidens odorata var. calcicola]
                                                   [Bidens odorata var. oaxacensis]
                                                   [Bidens odorata var. odorata]
                                                   [Bidens odorata]
                                                   [Bidens pilosa f. indivisa]
                                                   [Bidens pilosa f. odorata]
                                                   [Bidens pilosa var. bimucronata]
                                                   [Bidens pilosa var. minor]
                                                   [Bidens rosea var. calcicola]
                                                   [Bidens sundaica]
                                                   [Bidens sundiaca var. minor]
                                                   [Bidens sundiaca]
                                                   [Coreopsis alba]
                                                   [Coreopsis coronata]
                                                   [Cosmos pilosus]
                                               Bidens pilosa var. calcicola
                                               Bidens pilosa var. dissecta
                                               Bidens pilosa var. pilosa
                                             Bidens pinnatipartita
                                                   [Coreopsis lupulina]
                                                   [Coreopsis pinnatipartita]
                                                   [Coreopsis whytei]
                                                   [Guizotia bidentoides]
                                             Bidens polycephala
                                             Bidens polyglossa
                                             Bidens polylepis
                                                   [Bidens polylepis var. polylepis]
                                             Bidens populifolia
                                             Bidens prestinaria
                                                   [Bidens prestinariaeformis var. incisa]
                                                   [Bidens prestinariaeformis]
                                                   [Coreopsis heterocarpa]
                                                   [Coreopsis prestinaria]
                                                   [Coreopsis prestinariaeformis var. incisa]
                                                   [Coreopsis prestinariaeformis]
                                                   [Prestinaria bidentoides]
                                                   [Verbesina veris]
                                             Bidens pringlei
                                             Bidens procera
                                             Bidens pseudocosmos
                                             Bidens puberula
                                             Bidens pueblensis
                                             Bidens pulchella
                                             Bidens purpusorum
                                             Bidens radiata
                                             Bidens raiateensis
                                             Bidens refracta
                                             Bidens reptans
                                                   [Bidens antiguensis var. procumbens]
                                                   [Bidens antiguensis]
                                                   [Bidens boquetiensis]
                                                   [Bidens brittonii]
                                                   [Bidens coreopsidis var. procumbens]
                                                   [Bidens coreopsidis]
                                                   [Bidens izabalensis]
                                                   [Bidens reptans var. tomentosus]
                                                   [Bidens squarrosa var. indivisa]
                                                   [Bidens tereticaulis var. indivisa]
                                               Bidens reptans var. reptans
                                               Bidens reptans var. urbanii
                                             Bidens riparia
                                               Bidens riparia var. refracta
                                             Bidens rosea
                                                   [Bidens odorata var. rosea]
                                               Bidens rosea var. aequisquama
                                             Bidens rostrata
                                                   [Cosmos exiguus]
                                             Bidens rubicundula
                                                   Bidens rubicundula f. alba
                                                   Bidens rubicundula f. rubicundula
                                             Bidens rubifolia
                                                   [Bidens rubifolia var. multibracteata]
                                             Bidens rueppellii
                                                   [Bidens articulata]
                                                   [Bidens rueppellioides]
                                                   [Coreopsis bella]
                                                   [Coreopsis feruloides]
                                                   [Coreopsis glaucescens]
                                                   [Coreopsis rueppellii f. angustisecta]
                                                   [Coreopsis rueppellii var. incisior]
                                                   [Coreopsis rueppellii]
                                                   [Verbesina rueppellii]
                                             Bidens ruyigiensis
                                             Bidens salicoides
                                             Bidens saltillensis
                                             Bidens sambucifolia
                                                   [Bidens alamosana]
                                             Bidens sandvicensis
                                                   [Bidens mutica]
                                               Bidens sandvicensis sandvicensis
                                               Bidens sandvicensis subsp. confusa
                                               Bidens sandvicensis subsp. sandvicensis
                                               Bidens sandvicensis var. antrorsa
                                               Bidens sandvicensis var. caduca
                                               Bidens sandvicensis var. imminuta
                                               Bidens sandvicensis var. leiocarpa
                                               Bidens sandvicensis var. setosa
                                             Bidens sandwicensis
                                               Bidens sandwicensis subsp. sandwicensis
                                                     [Bidens micranthoides]
                                             Bidens sarmentosa
                                             Bidens scandens
                                             Bidens schaffneri
                                                   [Coreopsis schaffneri]
                                               Bidens schaffneri var. schaffneri
                                               Bidens schaffneri var. wrightii
                                             Bidens schimperi
                                                   [Bidens acutiloba]
                                                   [Bidens grantii var. stapfioides]
                                                   [Bidens microcarpa]
                                                   [Bidens prolixa]
                                                   [Bidens punctata]
                                                   [Bidens schimperi var. brachycera]
                                                   [Bidens schimperi var. greenwayi]
                                                   [Bidens schimperi var. leiocera]
                                                   [Bidens schimperi var. leptocera]
                                                   [Bidens schimperi var. pilosa]
                                                   [Bidens schimperi var. punctata]
                                                   [Coreopsis exaristata]
                                             Bidens seemannii
                                             Bidens segetum
                                               Bidens segetum var. patula
                                                     [Bidens pallida]
                                                     [Bidens patula]
                                             Bidens serrulata
                                             Bidens setigera
                                             Bidens sharpii
                                                   [Bidens serrulata var. sharpii]
                                               Bidens sharpii var. sharpii
                                               Bidens sharpii var. sharpii (Sherff) Melchert
                                               Bidens sharpii var. tamazulapana
                                             Bidens sierra-leonensis
                                                   [Bidens gledhillii]
                                             Bidens simplicifolia
                                             Bidens skottsbergii
                                               Bidens skottsbergii var. conglutinata
                                               Bidens skottsbergii var. pololuensis
                                             Bidens socorrensis
                                             Bidens somaliensis
                                                   [Bidens dominicisaccardoi]
                                                   [Bidens imatongensis]
                                             Bidens speciosa
                                             Bidens squarrosa
                                                   [Bidens squarrosa var. tereticaulis]
                                                   [Bidens tereticaulis]
                                               Bidens squarrosa var. atrostriata
                                               Bidens squarrosa var. speciosa
                                               Bidens squarrosa var. squarrosa
                                             Bidens steppia
                                                   [Bidens ambacensis]
                                                   [Bidens steppia var. ambaeensis]
                                                   [Bidens steppia var. elskensis]
                                                   [Bidens steppia var. garusonis]
                                                   [Bidens steppia var. inarmata]
                                                   [Bidens steppia var. kalamboensis]
                                                   [Bidens steppia var. leptocarpa]
                                                   [Bidens uhligii]
                                                   [Coreopsis ambacensis]
                                                   [Coreopsis injucunda]
                                                   [Coreopsis multiflora]
                                                   [Coreopsis steppia]
                                                   [Coreopsis vulgaris]
                                             Bidens steyermarkii
                                             Bidens stokesii
                                             Bidens subalternans
                                             Bidens subspiralis
                                             Bidens taylorii
                                                   [Bidens gracilior var. ukerewensis]
                                                   [Bidens gracilior]
                                                   [Bidens praecox]
                                                   [Bidens schimperi var. brachyceroides]
                                                   [Coreopsis exaristata var. gracilior]
                                                   [Coreopsis taylorii]
                                             Bidens tenera
                                             Bidens tenuisecta
                                                   [Bidens cognata]
                                             Bidens ternata
                                               Bidens ternata var. angustifolia
                                                     [Bidens superba var. angustifolia]
                                               Bidens ternata var. ternata
                                                     [Bidens bracteosa]
                                                     [Bidens dielsii var. incisior]
                                                     [Bidens dielsii var. medusoides]
                                                     [Bidens dielsii]
                                                     [Bidens gardullensis]
                                                     [Bidens neumannii]
                                                     [Bidens superba var. brachycarpa]
                                                     [Bidens superba]
                                                     [Coreopsis chrysantha var. simplicifolia]
                                                     [Coreopsis neumannii]
                                                     [Coreopsis rueppellii var. simplicifolia]
                                                     [Coreopsis simplicifolia]
                                                     [Coreopsis ternata]
                                               Bidens ternata var. vatkei
                                                     [Bidens rotata]
                                                     [Bidens vatkei]
                                                     [Coreopsis buchingeri]
                                                     [Coreopsis chrysantha]
                                             Bidens torta
                                                   [Bidens personans]
                                             Bidens townsendii
                                             Bidens trelawniensis
                                             Bidens trichosperma
                                                   [Bidens coronata var. brachyodonta]
                                                   [Bidens coronata var. tenuiloba]
                                                   [Bidens coronata var. trichosperma]
                                                   [Bidens coronata]
                                             Bidens tripartita
                                                   [Bidens acuta]
                                                   [Bidens comosa]
                                                   [Bidens tripartita var. repens]
                                               Bidens tripartita subsp. bullata
                                               Bidens tripartita subsp. comosa
                                               Bidens tripartita subsp. tripartita
                                                     [Bidens tripartita f. pumila]
                                             Bidens tripartitus
                                             Bidens triplinervia
                                                   [Bidens attenuata]
                                                   [Bidens glaberrima]
                                                   [Bidens hirtella]
                                                   [Bidens triplinervia var. eurymera]
                                               Bidens triplinervia var. macrantha
                                               Bidens triplinervia var. mollis
                                               Bidens triplinervia var. triplinervia
                                             Bidens ugandensis
                                                   [Bidens chandleri]
                                                   [Bidens linearifolia]
                                                   [Bidens mildbraedii]
                                                   [Bidens rogersii]
                                                   [Bidens schweinfurthii]
                                                   [Bidens ugandensis var. longisquama]
                                                   [Bidens ugandensis var. rogersii]
                                                   [Bidens ugandensis var. schweinfurthii]
                                                   [Coreopsis linearifolia]
                                                   [Coreopsis ochracea var. lugardii]
                                                   [Coreopsis ugandensis]
                                             Bidens urbanii
                                             Bidens urceolata
                                               Bidens urceolata var. urceolata
                                                     [Bidens leptolepis f. pallida]
                                                     [Bidens rubra]
                                             Bidens valida
                                             Bidens vincifolia
                                             Bidens vulgata
                                                   [Bidens vulgata f. puberula]
                                                   [Bidens vulgata var. dissectior]
                                               Bidens vulgata var. puberula
                                               Bidens vulgata var. schizantha
                                               Bidens vulgata var. vulgata
                                             Bidens waianensis
                                             Bidens waimeana
                                             Bidens whytei
                                                   [Bidens angustata]
                                                   [Bidens hoffmannii var. angustata]
                                                   [Bidens hoffmannii]
                                                   [Bidens palustris var. nematomera]
                                             Bidens wiebkei
                                             Bidens x dimidiata
                                             Bidens x magnidisca
                                             Bidens x micranthoides
                                             Bidens x multiceps
                                             Bidens xanti
                                                   [Heterosperma brandegeei]
                                                   [Heterosperma xanti var. carterae]
                                             Bidens zairensis
                                             Bidens zavattarii
                                                   [Bidens zavattarii var. latisecta]
                                               Bidens urceolata var. leptolepis
                                                     [Bidens leptolepis]
                                                     [Bidens overlaetii]
                                     Bigelovia
                                     Bigelowia
                                             Bigelowia albida
                                             Bigelowia australis
                                             Bigelowia brachylepis
                                             Bigelowia douglasii
                                               Bigelowia douglasii var. stenophylla
                                             Bigelowia graveolens
                                               Bigelowia graveolens var. hololeuca
                                               Bigelowia graveolens var. latisquamea
                                             Bigelowia greenei
                                             Bigelowia howardii
                                               Bigelowia howardii var. attenuata
                                             Bigelowia intricata
                                             Bigelowia juncea
                                             Bigelowia leiosperma
                                               Bigelowia leiosperma var. abbreviata
                                             Bigelowia nudata
                                                   [Chrysocoma virgata]
                                               Bigelowia nudata nudata
                                               Bigelowia nudata subsp. australis
                                               Bigelowia nudata subsp. nudata
                                               Bigelowia nudata var. australis
                                               Bigelowia nudata var. nudata
                                             Bigelowia nuttallii
                                             Bigelowia paniculata
                                             Bigelowia parishii
                                             Bigelowia pyramidata
                                             Bigelowia rupestris
                                             Bigelowia spathulata
                                             Bigelowia vaseyi
                                             Bigelowia virgata
                                     Biolettia
                                             Biolettia riparia
                                     Bishopanthus
                                     Bishovia
                                     Blainvillea
                                             Blainvillea acmella
                                                   [Blainvillea dalla-vedovae]
                                                   [Blainvillea latifolia]
                                                   [Ceratocephalus acmella]
                                                   [Verbesina acmella]
                                                   [Verbesina dichotoma]
                                             Blainvillea biaristata
                                             Blainvillea cunninghamii
                                                   [Blainvillea dubia]
                                             Blainvillea dichotoma
                                                   [Blainvillea amazonica]
                                             Blainvillea gayana
                                                   [Wedelia gossweileri]
                                                   [Wedelia triseta]
                                             Blainvillea rhomboidea
                                     Blanchetia
                                             Blanchetia heterotricha
                                     Blennosperma
                                             Blennosperma bakeri
                                             Blennosperma californicum
                                             Blennosperma chilense
                                             Blennosperma nanum
                                               Blennosperma nanum nanum
                                               Blennosperma nanum var. nanum
                                               Blennosperma nanum var. robustum
                                     Blepharipappus
                                             Blepharipappus bakeri
                                             Blepharipappus elegans
                                             Blepharipappus hieracioides
                                             Blepharipappus platyglossus
                                             Blepharipappus scaber
                                                   [Blepharipappus laevis]
                                                   [Blepharipappus scaber var. scaber]
                                               Blepharipappus scaber scaber
                                               Blepharipappus scaber subsp. laevis
                                               Blepharipappus scaber subsp. scaber
                                               Blepharipappus scaber var. subcalvus
                                     Blepharizonia
                                             Blepharizonia laxa
                                                   [Hemizonia plumosa var. subplumosa]
                                             Blepharizonia plumosa
                                                   [Hemizonia plumosa]
                                               Blepharizonia plumosa subsp. plumosa
                                               Blepharizonia plumosa subsp. viscida
                                     Blumea
                                             Blumea adamsii
                                                   [Blumea alata var. gracilis]
                                                   [Laggera gracilis]
                                             Blumea amplectens
                                             Blumea arfakiana
                                             Blumea arnakidophora
                                             Blumea aromatica
                                             Blumea axillaris
                                                   [Blumea drageanoides]
                                                   [Blumea dregeanoides]
                                                   [Blumea mollis]
                                                   [Blumea perrottetiana]
                                                   [Blumea solidaginoides]
                                                   [Conyza axillaris]
                                                   [Erigeron molle]
                                                   [Gnaphalium solidaginoides]
                                             Blumea balsamifera
                                                   [Blumea balsamifera var. microcephala]
                                                   [Conyza balsamifera]
                                             Blumea braunii
                                                   [Laggera braunii]
                                             Blumea chinensis
                                             Blumea clarkei
                                             Blumea densiflora
                                             Blumea fistulosa
                                                   [Blumea glomerata]
                                             Blumea hamiltonii
                                                   [Gnaphalium hamiltonii]
                                             Blumea heudelotii
                                                   [Laggera heudelotii]
                                             Blumea hieraciifolia
                                             Blumea lacera
                                             Blumea laciniata
                                                   [Conyza laciniata]
                                             Blumea lanceolaria
                                                   [Blumea myriocephala]
                                             Blumea lecomteana
                                                   [Laggera lecomteana]
                                             Blumea megacephala
                                                   [Blumea riparia var. megacephala]
                                             Blumea obliqua
                                             Blumea oloptera
                                                   [Laggera macrorhiza]
                                                   [Laggera oblonga]
                                                   [Laggera oloptera]
                                             Blumea oxyodonta
                                             Blumea repanda
                                                   [Blumea procera]
                                             Blumea riparia
                                                   [Blumea pubigera]
                                                   [Blumea riparia f. angustifolia]
                                             Blumea sagittata
                                             Blumea sericans
                                                   [Blumea hieracifolia]
                                             Blumea sessiliflora
                                             Blumea sinuata
                                             Blumea squarrosa
                                                   [Laggera squarrosa]
                                             Blumea sylvatica
                                             Blumea virens
                                             Blumea viscosa
                                                   [Conyza chiapensis]
                                                   [Conyza lyrata]
                                                   [Conyza viscosa]
                                                   [Eschenbachia lyrata]
                                                   [Pseudoconyza viscosa var. lyrata]
                                             Blumea volkensii
                                                   [Laggera volkensii]
                                             Blumea wightiana
                                     Boebera
                                             Boebera chrysanthemoides
                                     Boeberastrum
                                             Boeberastrum littoralis
                                     Boeberoides
                                             Boeberoides grandiflora
                                                   [Dyssodia grandiflora]
                                     Bojeria
                                     Bolanosa
                                             Bolanosa coulteri
                                                   [Vernonia bolleana]
                                                   [Vernonia coulteri]
                                     Bolbostylis
                                     Bolophyta
                                     Boltonia
                                             Boltonia apalachicolensis
                                             Boltonia asteroides
                                               Boltonia asteroides var. asteroides
                                                     [Boltonia glastifolia]
                                                     [Matricaria glastifolia]
                                               Boltonia asteroides var. decurrens
                                               Boltonia asteroides var. glastifolia
                                               Boltonia asteroides var. latisquama
                                               Boltonia asteroides var. recognita
                                             Boltonia campestris
                                             Boltonia caroliniana
                                                   [Chrysanthemum carolinianum]
                                             Boltonia decurrens
                                                   [Boltonia glastifolia var. decurrens]
                                             Boltonia diffusa
                                               Boltonia diffusa var. diffusa
                                               Boltonia diffusa var. interior
                                             Boltonia interior
                                             Boltonia latisquama
                                               Boltonia latisquama var. decurrens
                                               Boltonia latisquama var. microcephala
                                               Boltonia latisquama var. occidentalis
                                               Boltonia latisquama var. recognita
                                             Boltonia lautureana
                                             Boltonia montana
                                             Boltonia ravenelii
                                             Boltonia recognita
                                     Bombycilaena
                                             Bombycilaena californica
                                               Bombycilaena californica var. californica
                                               Bombycilaena californica var. subvestita
                                             Bombycilaena discolor
                                                   [Micropus bombycinus]
                                             Bombycilaena erecta
                                     Borrichia
                                             Borrichia arborescens
                                                   [Borrichia argentea]
                                                   [Borrichia glabrata]
                                             Borrichia frutescens
                                                   [Trimetra ficoidea]
                                             Borrichia x cubana
                                     Bothriocline
                                             Bothriocline aggregata
                                                   [Erlangea aggregata]
                                             Bothriocline amphicoma
                                             Bothriocline amplifolia
                                                   [Erlangea amplifolia var. aberdarica]
                                                   [Erlangea amplifolia]
                                             Bothriocline angolensis
                                                   [Bothriocline schimperi var. angolensis]
                                                   [Erlangea angolensis]
                                             Bothriocline argentea
                                               Bothriocline argentea var. argentea
                                                     [Volkensia argentea]
                                               Bothriocline argentea var. ukagurensis
                                               Bothriocline argentea var. ungurensis
                                             Bothriocline atroviolacea
                                             Bothriocline attenuata
                                                   [Erlangea attenuata]
                                             Bothriocline auriculata
                                                   [Erlangea auriculata]
                                             Bothriocline bagshawei
                                                   [Bothriocline duemmeri]
                                                   [Erlangea bagshawei]
                                                   [Erlangea duemmeri]
                                                   [Volkensia duemmeri]
                                             Bothriocline bampsii
                                             Bothriocline carrissoi
                                             Bothriocline concinna
                                                   [Erlangea concinna]
                                             Bothriocline congesta
                                                   [Erlangea congesta]
                                             Bothriocline cuneifolia
                                             Bothriocline emilioides
                                             Bothriocline ethulioides
                                             Bothriocline fruticosa
                                                   [Erlangea fruticosa]
                                             Bothriocline fusca
                                                   [Erlangea fusca]
                                                   [Erlangea incana]
                                             Bothriocline glabrescens
                                             Bothriocline globosa
                                                   [Erlangea globosa]
                                             Bothriocline glomerata
                                                   [Volkensia glomerata]
                                                   [Volkensia syneilema]
                                             Bothriocline grandicapitulata
                                             Bothriocline grindeliifolia
                                             Bothriocline hispida
                                                   [Erlangea hispida]
                                             Bothriocline hoyoensis
                                             Bothriocline huillensis
                                                   [Bothriocline schimperi var. huillensis]
                                                   [Erlangea huillensis]
                                             Bothriocline imatongensis
                                                   [Erlangea imatongensis]
                                             Bothriocline inyangana
                                               Bothriocline inyangana var. amplexicaulis
                                                     [Bothriocline amplexicaulis]
                                                     [Erlangea amplexicaulis]
                                               Bothriocline inyangana var. inyangana
                                                     [Erlangea inyangana]
                                             Bothriocline ituriensis
                                             Bothriocline katangensis
                                             Bothriocline kundelungensis
                                             Bothriocline kungwensis
                                             Bothriocline laxa
                                                   [Erlangea laxa]
                                               Bothriocline laxa subsp. laxa
                                             Bothriocline leonardiana
                                             Bothriocline longipes
                                                   [Bothriocline eupatorioides]
                                                   [Bothriocline schimperi var. longipes]
                                                   [Bothriocline schimperi var. tomentosa]
                                                   [Bothriocline tomentosa]
                                                   [Erlangea eupatorioides]
                                                   [Erlangea longipes]
                                                   [Erlangea pubescens]
                                                   [Erlangea spissa]
                                                   [Erlangea squarrulosa]
                                                   [Erlangea tomentosa var. acuta]
                                                   [Erlangea tomentosa]
                                             Bothriocline malaissei
                                             Bothriocline marungensis
                                             Bothriocline mbalensis
                                                   [Bothriocline laxa subsp. mbalensis]
                                             Bothriocline microcephala
                                                   [Erlangea microcephala]
                                             Bothriocline milanjiensis
                                                   [Erlangea milanjiensis]
                                             Bothriocline monocephala
                                                   [Ethulia monocephala]
                                             Bothriocline monticola
                                                   [Erlangea monticola]
                                             Bothriocline moramballae
                                                   [Erlangea moramballae]
                                                   [Vernonia moramballae]
                                                   [Volkensia moramballae]
                                             Bothriocline muschleriana
                                                   [Erlangea monocephala]
                                             Bothriocline nyiruensis
                                             Bothriocline nyungwensis
                                             Bothriocline pauciseta
                                                   [Erlangea pauciseta]
                                                   [Erlangea prolixa]
                                                   [Erlangea trollii]
                                             Bothriocline pauwelsii
                                             Bothriocline pectinata
                                                   [Erlangea pectinata]
                                             Bothriocline quercifolia
                                             Bothriocline ripensis
                                                   [Volkensia ripensis]
                                             Bothriocline ruwenzoriensis
                                                   [Erlangea ruwenzoriensis]
                                                   [Volkensia elliotii]
                                                   [Volkensia latifolia]
                                                   [Volkensia ruwenzoriensis]
                                             Bothriocline schimperi
                                                   [Bothriocline angelinii]
                                                   [Erlangea angelinii]
                                                   [Erlangea schimperi]
                                             Bothriocline sengensis
                                                   [Erlangea quarrei]
                                                   [Erlangea sengensis]
                                             Bothriocline shagayuensis
                                             Bothriocline steetziana
                                                   [Gutenbergia longipes var. crassifolia]
                                                   [Gutenbergia longipes var. membranifolia]
                                                   [Gutenbergia longipes]
                                             Bothriocline subcordata
                                                   [Erlangea subcordata]
                                             Bothriocline trifoliata
                                                   [Bothriocline mooreana]
                                                   [Erlangea mooreana]
                                                   [Erlangea trifoliata]
                                             Bothriocline ugandensis
                                                   [Erlangea ugandensis]
                                             Bothriocline upembensis
                                             Bothriocline virungae
                                             Bothriocline wittei
                                     Bourdonia
                                     Brachanthemum
                                             Brachanthemum fruticulosum
                                                   [Chrysanthemum fruticulosum]
                                             Brachanthemum kirghisorum
                                     Brachyactis
                                             Brachyactis angustus
                                             Brachyactis hybrida
                                     Brachychaeta
                                     Brachyclados
                                             Brachyclados caespitosus
                                             Brachyclados lycioides
                                     Brachycladus
                                     Brachycome
                                             Brachycome iberidifolia
                                             Brachycome multifida
                                     Brachyderea
                                     Brachyglottis
                                             Brachyglottis bellidioides
                                                   [Senecio bellidioides]
                                             Brachyglottis elaeagnifolia
                                                   [Senecio elaeagnifolius]
                                             Brachyglottis greyi
                                             Brachyglottis huntii
                                                   [Senecio huntii]
                                             Brachyglottis lagopus
                                                   [Senecio lagopus]
                                             Brachyglottis laxifolia
                                                   [Senecio laxifolius]
                                             Brachyglottis repanda
                                                   [Brachyglottis rangiora]
                                               Brachyglottis repanda var. arborescens
                                                     [Brachyglottis arborescens]
                                             Brachyglottis sciadophila
                                     Brachylaena
                                             Brachylaena discolor
                                                   [Brachylaena natalensis]
                                               Brachylaena discolor subsp. discolor
                                               Brachylaena discolor var. discolor
                                                     [Brachylaena discolor var. mossambicensis]
                                               Brachylaena discolor var. rotundata
                                                     [Brachylaena rotundata]
                                               Brachylaena discolor var. transvaalensis
                                                     [Brachylaena transvaalensis]
                                             Brachylaena elliptica
                                             Brachylaena huillensis
                                                   [Brachylaena hutchinsii]
                                                   [Brachylaena mullensis]
                                             Brachylaena ilicifolia
                                             Brachylaena merana
                                             Brachylaena neriifolia
                                             Brachylaena perrieri
                                             Brachylaena ramiflora
                                     Brachyramphus
                                     Brachyris
                                             Brachyris californica
                                     Brachyscome
                                             Brachyscome aculeata
                                             Brachyscome angustifolia
                                             Brachyscome ciliaris
                                             Brachyscome dentata
                                             Brachyscome iberidifolia
                                             Brachyscome microcarpa
                                             Brachyscome multifida
                                             Brachyscome perpusilla
                                             Brachyscome radicata
                                                   [Brachyscome odorata]
                                             Brachyscome rigidula
                                             Brachyscome scapigera
                                             Brachyscome sinclairii
                                             Brachyscome tenuiscapa
                                                   [Brachyscome scapiformis]
                                     Bracteantha
                                             Bracteantha bracteata
                                                   [Xeranthemum bracteatum]
                                             Bracteantha viscosa
                                                   [Helichrysum viscosum]
                                     Bracyrhamphus
                                             Bracyrhamphus intybaceus
                                     Bradburia
                                             Bradburia hirtella
                                                   [Chrysopsis texana]
                                                   [Mauchia hirtella]
                                             Bradburia pilosa
                                                   [Chrysopsis pilosa]
                                     Brauneria
                                             Brauneria angustifolia
                                     Breea
                                             Breea segeta
                                                   [Cirsium segetum]
                                     Brickellia
                                             Brickellia adenolepis
                                                   [Kuhnia adenolepis]
                                             Brickellia ambigens
                                             Brickellia amplexicaulis
                                                   [Brickellia wislizeni var. lanceolata]
                                               Brickellia amplexicaulis var. amplexicaulis
                                               Brickellia amplexicaulis var. lanceolata
                                             Brickellia aramberrana
                                             Brickellia arguta
                                               Brickellia arguta var. arguta
                                               Brickellia arguta var. odontolepis
                                             Brickellia argyrolepis
                                                   [Brickellia adenocarpa]
                                             Brickellia atarjea
                                             Brickellia atractyloides
                                               Brickellia atractyloides var. arguta
                                               Brickellia atractyloides var. atractyloides
                                               Brickellia atractyloides var. odontolepis
                                             Brickellia baccharidea
                                             Brickellia betonicifolia
                                                   [Brickellia betonicifolia var. elliptica]
                                                   [Brickellia subsessilis]
                                                   [Coleosanthus betonicifolius]
                                               Brickellia betonicifolia var. humilis
                                             Brickellia botterii
                                             Brickellia brachiata
                                             Brickellia brachyphylla
                                                   [Clavigera brachyphylla]
                                               Brickellia brachyphylla var. brachyphylla
                                               Brickellia brachyphylla var. hinckleyi
                                               Brickellia brachyphylla var. terlinguensis
                                             Brickellia brandegeei
                                                   [Brickellia cayucensis]
                                                   [Brickellia undonis]
                                             Brickellia californica
                                                   [Brickellia albicaulis]
                                                   [Brickellia californica var. lobulata]
                                                   [Brickellia californica var. reniformis]
                                                   [Brickellia californica var. tenera]
                                               Brickellia californica var. californica
                                                     [Bulbostylis californica]
                                               Brickellia californica var. jepsonii
                                             Brickellia cardiophylla
                                             Brickellia cavanillesii
                                                   [Coleosanthus cavanillesii]
                                                   [Eupatorium squarrosum]
                                             Brickellia chenopodina
                                             Brickellia coahuilensis
                                                   [Eupatorium coahuilense]
                                                   [Phanerostylis coahuilensis]
                                             Brickellia coixtlahuaca
                                             Brickellia conduplicata
                                                   [Brickellia betonicifolia var. conduplicata]
                                             Brickellia cordifolia
                                             Brickellia corymbosa
                                                   [Clavigera corymbosa]
                                             Brickellia coulteri
                                                   [Coleosanthus coulteri]
                                               Brickellia coulteri coulteri
                                               Brickellia coulteri var. adenopoda
                                                     [Brickellia brachiata var. adenopoda]
                                               Brickellia coulteri var. brachiata
                                               Brickellia coulteri var. coulteri
                                               Brickellia coulteri var. megalodonta
                                             Brickellia cuspidata
                                             Brickellia cylindracea
                                             Brickellia cymulifera
                                             Brickellia dentata
                                                   [Clavigera dentata]
                                                   [Clavigera riddellii]
                                                   [Coleosanthus dentatus]
                                             Brickellia desertorum
                                                   [Brickellia californica var. desertorum]
                                                   [Coleosanthus desertorum]
                                             Brickellia diffusa
                                                   [Bulbostylis diffusa]
                                                   [Coleosanthus diffusus]
                                             Brickellia enigmatica
                                             Brickellia eupatorioides
                                                   [Critonia eupatorioides]
                                                   [Kuhnia elliptica]
                                                   [Kuhnia gooddingi]
                                                   [Kuhnia reticulata]
                                                   [Kuhnia suaveolens]
                                               Brickellia eupatorioides eupatorioides
                                               Brickellia eupatorioides var. chlorolepis
                                                     [Brickellia chlorolepis]
                                                     [Brickellia leptophylla var. mexicana]
                                                     [Brickellia rosemarinifolia var. chlorolepis]
                                                     [Brickellia rosmarinifolia subsp. chlorolepis]
                                                     [Brickellia schaffneri]
                                                     [Kuhnia chlorolepis]
                                                     [Kuhnia eupatorioides var. chlorolepis]
                                                     [Kuhnia gooddingii]
                                                     [Kuhnia leptophylla var. mexicana]
                                                     [Kuhnia microphylla]
                                                     [Kuhnia rosemarinifolia var. chlorolepis]
                                                     [Kuhnia rosmarinifolia var. chlorolepis]
                                                     [Kuhnia schaffneri]
                                                     [Kuhnia shaffneri]
                                               Brickellia eupatorioides var. corymbulosa
                                               Brickellia eupatorioides var. eupatorioides
                                               Brickellia eupatorioides var. floridana
                                                     [Brickellia eupatorioides var. gracilis]
                                               Brickellia eupatorioides var. gracillima
                                               Brickellia eupatorioides var. ozarkana
                                               Brickellia eupatorioides var. texana
                                             Brickellia extranea
                                             Brickellia filipes
                                             Brickellia floribunda
                                             Brickellia frutescens
                                             Brickellia gentryi
                                             Brickellia glabrata
                                             Brickellia glandulosa
                                             Brickellia glomerata
                                             Brickellia glutinosa
                                             Brickellia grandiflora
                                                   [Brickellia grandiflora var. grandiflora]
                                                   [Brickellia grandiflora var. petiolaris]
                                                   [Brickellia umbellata]
                                                   [Coleosanthus congestus]
                                                   [Coleosanthus garrettii]
                                                   [Coleosanthus grandiflorus]
                                                   [Coleosanthus populifolius]
                                               Brickellia grandiflora var. minor
                                             Brickellia greenei
                                             Brickellia guatemalensis
                                             Brickellia hartwegi
                                             Brickellia hastata
                                             Brickellia hebecarpa
                                                   [Bulbostylis hebecarpa]
                                             Brickellia hinckleyi
                                               Brickellia hinckleyi var. hinckleyi
                                               Brickellia hinckleyi var. terlinguensis
                                             Brickellia hintoniorum
                                             Brickellia hymenochlaena
                                             Brickellia incana
                                             Brickellia jaliscensis
                                             Brickellia kellermanii
                                             Brickellia knappiana
                                             Brickellia laccata
                                             Brickellia laciniata
                                                   [Coleosanthus laciniatus]
                                             Brickellia lanata
                                                   [Brickellia lanata var. microdonta]
                                                   [Bulbostylis rigida]
                                                   [Coleosanthus lanatus]
                                             Brickellia lancifolia
                                             Brickellia laxiflora
                                                   [Barroetea brevipes]
                                             Brickellia lemmonii
                                               Brickellia lemmonii var. carmenensis
                                               Brickellia lemmonii var. conduplicata
                                               Brickellia lemmonii var. lemmonii
                                                     [Brickellia viejensis]
                                               Brickellia lemmonii var. nelsonii
                                               Brickellia lemmonii var. wootonii
                                             Brickellia leptophylla
                                                   [Kuhnia rosmarinifolia var. gracillima]
                                             Brickellia lewisii
                                             Brickellia longifolia
                                                   [Coleosanthus longifolius]
                                               Brickellia longifolia var. longifolia
                                               Brickellia longifolia var. multiflora
                                                     [Brickellia multiflora]
                                             Brickellia macranthra
                                             Brickellia macromera
                                             Brickellia magnifica
                                             Brickellia megalodonta
                                             Brickellia megaphylla
                                             Brickellia michiliensis
                                             Brickellia microphylla
                                                   [Bulbostylis microphylla]
                                                   [Coleosanthus microphyllus]
                                               Brickellia microphylla microphylla
                                               Brickellia microphylla var. microphylla
                                               Brickellia microphylla var. scabra
                                                     [Brickellia microphylla subsp. scabra]
                                                     [Brickellia scabra]
                                               Brickellia microphylla var. watsonii
                                                     [Brickellia watsonii]
                                             Brickellia mohavensis
                                             Brickellia monocephala
                                             Brickellia mosieri
                                             Brickellia nelsonii
                                             Brickellia nesomii
                                                   [Phanerostylis nesomii]
                                             Brickellia nevinii
                                             Brickellia nutans
                                             Brickellia nutanticeps
                                             Brickellia oblongifolia
                                                   [Brickellia linifolia var. linifolia]
                                               Brickellia oblongifolia var. abbreviata
                                               Brickellia oblongifolia var. linifolia
                                                     [Brickellia linifolia]
                                               Brickellia oblongifolia var. oblongifolia
                                               Brickellia oblongifolia var. typica
                                             Brickellia odontophylla
                                             Brickellia oligadena
                                             Brickellia oligadenia
                                             Brickellia oliganthes
                                                   [Bulbostylis reticulata]
                                                   [Coleosanthus oliganthus]
                                                   [Coleosanthus polyanthemus]
                                             Brickellia oreithales
                                                   [Kuhnia triplinervis]
                                             Brickellia orizabaensis
                                                   [Brickellia adenocarpa var. glandulipes]
                                             Brickellia orizabensis
                                             Brickellia ozarkana
                                             Brickellia pacayensis
                                             Brickellia palmeri
                                             Brickellia paniculata
                                                   [Brickellia colimae]
                                             Brickellia parryi
                                                   [Brickellia parryi var. micacea]
                                                   [Brickellia secundiflora var. parryi]
                                             Brickellia parvula
                                             Brickellia pavonii
                                             Brickellia pedunculosa
                                             Brickellia pendula
                                             Brickellia peninsularis
                                                   [Brickellia peninsularis var. amphithalassa]
                                               Brickellia peninsularis var. peninsularis
                                             Brickellia petrophila
                                             Brickellia pringlei
                                             Brickellia problematica
                                             Brickellia pulcherrima
                                             Brickellia reniformis
                                             Brickellia reticulata
                                             Brickellia rhomboidea
                                             Brickellia robinsoniana
                                             Brickellia rosemarinifolia
                                             Brickellia rosmarinifolia
                                             Brickellia rusbyi
                                             Brickellia saltillensis
                                             Brickellia scaber
                                             Brickellia scoparia
                                                   [Clavigera scabra]
                                                   [Clavigera scoparia]
                                                   [Coleosanthus scoparius]
                                               Brickellia scoparia var. scoparia
                                               Brickellia scoparia var. subauriculata
                                             Brickellia secundiflora
                                                   [Eupatorium nepetaefolium]
                                               Brickellia secundiflora var. monticola
                                               Brickellia secundiflora var. nepetifolia
                                                     [Brickellia palmeri var. amphothrix]
                                               Brickellia secundiflora var. secundiflora
                                             Brickellia seemannii
                                             Brickellia simplex
                                             Brickellia solidaginifolia
                                             Brickellia sonorana
                                                   [Barroetea sonorana]
                                             Brickellia spinulosa
                                               Brickellia spinulosa var. asperata
                                             Brickellia squarrosa
                                               Brickellia squarrosa var. oligadena
                                             Brickellia stolonifera
                                             Brickellia suaveolens
                                                   [Kuhnia jacobaea]
                                             Brickellia subuligera
                                                   [Bulbostylis subuligera]
                                             Brickellia tenera
                                             Brickellia thyrsiflora
                                             Brickellia tomentella
                                             Brickellia urolepis
                                             Brickellia venosa
                                                   [Coleosanthus venosus]
                                             Brickellia verbenacea
                                                   [Coleosanthus verbenaceus]
                                             Brickellia vernicosa
                                             Brickellia veronicifolia
                                                   [Brickellia galeottii]
                                                   [Brickellia petrophila var. umbratilis]
                                                   [Brickellia veronicaefolia]
                                                   [Brickellia veronicifolia var. senilis]
                                                   [Coleosanthus veronicifolius]
                                               Brickellia veronicifolia var. petrophila
                                               Brickellia veronicifolia var. veronicifolia
                                             Brickellia wendtii
                                             Brickellia wislizeni
                                             Brickellia worthingtonii
                                             Brickellia wrightii
                                     Brickelliastrum
                                             Brickelliastrum fendleri
                                                   [Brickellia fendleri]
                                                   [Eupatorium fendleri]
                                             Brickelliastrum nesomii
                                                   [Steviopsis nesomii]
                                     Brintonia
                                             Brintonia discoidea
                                                   [Aster discoideus]
                                     Brocchia
                                             Brocchia cinerea
                                                   [Cotula cinerea]
                                     Bubonium
                                     Buphthalmum
                                             Buphthalmum arborescens
                                             Buphthalmum helianthoides
                                             Buphthalmum salicifolium
                                               Buphthalmum salicifolium subsp. salicifolium
                                                     [Buphthalmum grandiflorum]
                                                     [Buphthalmum salicifolium var. grandiflorum]
                                             Buphthalmum speciosissimum
                                                   [Telekia speciosissima]
                                                   [Xerolekia speciosissima]
                                     Burrielia
                                             Burrielia chrysostoma
                                               Burrielia chrysostoma var. macrantha
                                             Burrielia gracilis
                                             Burrielia microglossa
                                             Burrielia nivea
                                             Burrielia parviflora
                                             Burrielia platycarpha
                                             Burrielia tenerrima
                                     Cacalia
                                             Cacalia auriculata
                                               Cacalia auriculata subsp. kamtschatica
                                             Cacalia coccinea
                                             Cacalia cordifolia
                                             Cacalia diversifolia
                                             Cacalia floridana
                                             Cacalia kamtschatica
                                             Cacalia longipetiolata
                                             Cacalia michoacana
                                             Cacalia porophyllum
                                             Cacalia rugelia
                                             Cacalia sonchifolia
                                             Cacalia sulcata
                                     Cacaliopsis
                                             Cacaliopsis nardosmia
                                                   [Adenostyles nardosmia]
                                                   [Cacalia nardosmia var. glabrata]
                                                   [Cacalia nardosmia]
                                                   [Cacaliopsis nardosmia var. glabrata]
                                                   [Luina nardosmia var. glabrata]
                                                   [Luina nardosmia var. nardosmia]
                                                   [Luina nardosmia]
                                     Cacosmia
                                             Cacosmia hieronymi
                                             Cacosmia rugosa
                                     Cadiscus
                                     Caenotus
                                             Caenotus canadensis
                                     Caesulia
                                             Caesulia axillaris
                                     Calais
                                             Calais bigelovii
                                             Calais bolanderi
                                             Calais cyclocarpha
                                             Calais kelloggii
                                             Calais linearifolia
                                             Calais macrochaeta
                                             Calais nutans
                                               Calais nutans var. latifolia
                                             Calais parryi
                                             Calais platycarpha
                                             Calais tenella
                                     Calanticaria
                                             Calanticaria bicolor
                                                   [Viguiera bicolor]
                                             Calanticaria brevifolia
                                             Calanticaria greggii
                                                   [Gymnolomia greggii]
                                             Calanticaria oligantha
                                                   [Viguiera oligantha]
                                     Calcitrapa
                                     Calcitrapoides
                                     Calea
                                             Calea abelioides
                                             Calea acaulis
                                             Calea amellus
                                             Calea angosturana
                                             Calea angusta
                                             Calea aspera
                                             Calea berteriana
                                                   [Calea holtoni]
                                             Calea bucaramangensis
                                             Calea caleoides
                                                   [Geissopappus caleoides]
                                             Calea candolleana
                                             Calea clausseniana
                                             Calea clematidea
                                             Calea coriacea
                                             Calea crassifolia
                                             Calea crocinervosa
                                             Calea cuneifolia
                                             Calea cymosa
                                             Calea divaricata
                                             Calea esposi
                                             Calea ferruginea
                                             Calea fluviatilis
                                             Calea fruticosa
                                             Calea gardneriana
                                             Calea harleyi
                                             Calea hassleriana
                                             Calea hymenolepis
                                             Calea hypoleuca
                                             Calea ilienii
                                             Calea integrifolia
                                             Calea intermedia
                                             Calea jamaicensis
                                                   [Calea pittieri]
                                             Calea jelskii
                                             Calea kirkbridei
                                             Calea lantanoides
                                             Calea longifolia
                                             Calea longipedicellata
                                             Calea lucidivenia
                                               Calea lucidivenia subsp. cardonae
                                                     [Calea cardonae]
                                             Calea lutea
                                             Calea mediterranea
                                             Calea megacephala
                                                   [Tonalanthus aurantiacus]
                                               Calea megacephala var. pachutlana
                                             Calea microphylla
                                             Calea monocephala
                                             Calea montana
                                             Calea morii
                                             Calea multijuga
                                             Calea nelsonii
                                             Calea nervosa
                                             Calea nitida
                                             Calea oliveri
                                             Calea oppositifolia
                                             Calea oxylepis
                                             Calea palmeri
                                             Calea parvifolia
                                             Calea peckii
                                             Calea peruviana
                                             Calea phelpsiae
                                             Calea pilosa
                                             Calea pinnatifida
                                             Calea pohliana
                                             Calea polycephala
                                             Calea pringlei
                                               Calea pringlei var. pringlei
                                             Calea prunifolia
                                                   [Calea prunifolia var. prunifolia]
                                             Calea quadrifolia
                                             Calea reticulata
                                             Calea rhombifolia
                                             Calea rupicola
                                             Calea scabra
                                               Calea scabra var. scabra
                                             Calea septuplinervia
                                             Calea sessiliflora
                                                   [Calea glomerata]
                                             Calea sickii
                                             Calea solidaginea
                                               Calea solidaginea subsp. deltophylla
                                               Calea solidaginea subsp. solidaginea
                                                     [Calea congesta]
                                                     [Calea herbert-smithii]
                                             Calea subcordata
                                             Calea submembranacea
                                             Calea ternifolia
                                                   [Calea acuminata var. xanthactis]
                                                   [Calea acuminata]
                                                   [Calea albida]
                                                   [Calea dichotoma]
                                                   [Calea liebmannii]
                                                   [Calea pringlei var. rubida]
                                                   [Calea sororia]
                                                   [Calea zacatechichi var. laevigata]
                                                   [Calea zacatechichi var. macrophylla]
                                                   [Calea zacatechichi var. xanthina]
                                                   [Calydermos rugosus]
                                                   [Calydermos salmeifolius]
                                               Calea ternifolia var. calyculata
                                                     [Calea zacatechichi var. calyculata]
                                               Calea ternifolia var. hypoleuca
                                               Calea ternifolia var. nelsonii
                                               Calea ternifolia var. ternifolia
                                             Calea teucriifolia
                                             Calea tomentosa
                                             Calea triantha
                                             Calea trichotoma
                                             Calea ulei
                                             Calea uniflora
                                                   [Calea pedunculosa]
                                             Calea urticifolia
                                                   [Calea axillaris]
                                                   [Calea cacosmoides]
                                                   [Mocinna serrata]
                                                   [Solidago urticifolia]
                                               Calea urticifolia var. urticifolia
                                               Calea urticifolia var. yucatanensis
                                             Calea verticillata
                                             Calea zacatechichi
                                     Calendula
                                             Calendula aegyptiaca
                                             Calendula arvensis
                                                   [Calendula aegyptiaca var. suberostris]
                                                   [Calendula bicolor]
                                                   [Calendula gracilis]
                                                   [Calendula persica]
                                             Calendula davisii
                                             Calendula echinata
                                             Calendula eckerleinii
                                             Calendula fontquerii
                                             Calendula incana
                                             Calendula lanzae
                                             Calendula maroccana
                                             Calendula meuselii
                                             Calendula murbeckii
                                             Calendula officinalis
                                                   [Calendula officinalis var. prolifera]
                                             Calendula parviflora
                                             Calendula pinnatiloba
                                             Calendula stellata
                                             Calendula suffruticosa
                                               Calendula suffruticosa subsp. algarbiensis
                                               Calendula suffruticosa subsp. balansae
                                               Calendula suffruticosa subsp. boccoyana
                                               Calendula suffruticosa subsp. dercana
                                               Calendula suffruticosa subsp. djurdjurensis
                                               Calendula suffruticosa subsp. foliosa
                                               Calendula suffruticosa subsp. fulgida
                                               Calendula suffruticosa subsp. hosmarensis
                                               Calendula suffruticosa subsp. lusitanica
                                               Calendula suffruticosa subsp. maderensis
                                               Calendula suffruticosa subsp. marginata
                                                     [Calendula marginata]
                                               Calendula suffruticosa subsp. maritima
                                                     [Calendula incana subsp. maritima]
                                                     [Calendula maritima]
                                               Calendula suffruticosa subsp. marsea
                                               Calendula suffruticosa subsp. monardii
                                               Calendula suffruticosa subsp. osteni
                                               Calendula suffruticosa subsp. riffiniensis
                                               Calendula suffruticosa subsp. suffruticosa
                                               Calendula suffruticosa subsp. tazzea
                                               Calendula suffruticosa subsp. tlemcensis
                                               Calendula suffruticosa subsp. tunetana
                                             Calendula tripterocarpa
                                                   [Calendula aegyptiaca subsp. tripterocarpa]
                                     Calhounia
                                             Calhounia nelsonae
                                     Calimeris
                                             Calimeris incisa
                                     Calliachyris
                                     Callicephalus
                                             Callicephalus nitens
                                                   [Centaurea nitens]
                                     Callichroa
                                             Callichroa nutans
                                     Callilepis
                                             Callilepis caerulea
                                             Callilepis glabra
                                                   [Callilepis laureola var. glabra]
                                             Callilepis laureola
                                                   [Callilepis hispida]
                                                   [Callilepis laureola var. hispida]
                                               Callilepis laureola var. laureola
                                               Callilepis laureola var. paucicephala
                                             Callilepis leptophylla
                                             Callilepis salicifolia
                                     Calliopsis
                                     Callistephus
                                             Callistephus chinensis
                                                   [Callistephus hortensis]
                                     Calocephalus
                                             Calocephalus brownii
                                             Calocephalus citreus
                                             Calocephalus francisii
                                             Calocephalus knappii
                                                   [Eriochlamys knappii]
                                             Calocephalus lacteus
                                             Calocephalus platycephalus
                                             Calocephalus sonderi
                                     Calomeria
                                             Calomeria africana
                                                   [Helichrysum africanum]
                                                   [Humea africana]
                                             Calomeria amaranthoides
                                                   [Humea elegans]
                                             Calomeria infausta
                                                   [Helichrysum infaustum]
                                     Calotis
                                             Calotis ancyrocarpa
                                             Calotis anthemoides
                                             Calotis breviseta
                                             Calotis cuneifolia
                                             Calotis cymbacantha
                                             Calotis dentex
                                             Calotis erinacea
                                             Calotis hispidula
                                             Calotis kempei
                                             Calotis lappulacea
                                             Calotis latiuscula
                                             Calotis plumulifera
                                                   [Calotis multicaulis]
                                             Calotis porphyroglossa
                                             Calotis scapigera
                                     Calycadenia
                                             Calycadenia bicolor
                                             Calycadenia campestris
                                             Calycadenia cephalotes
                                             Calycadenia ciliosa
                                             Calycadenia elegans
                                             Calycadenia fremontii
                                             Calycadenia hispida
                                               Calycadenia hispida hispida
                                               Calycadenia hispida subsp. hispida
                                               Calycadenia hispida subsp. reducta
                                             Calycadenia hooveri
                                             Calycadenia micrantha
                                             Calycadenia mollis
                                             Calycadenia multiglandulosa
                                                   [Hemizonia cephalotes]
                                               Calycadenia multiglandulosa subsp. bicolor
                                               Calycadenia multiglandulosa subsp. cephalotes
                                               Calycadenia multiglandulosa subsp. robusta
                                             Calycadenia oppositifolia
                                             Calycadenia pauciflora
                                               Calycadenia pauciflora var. elegans
                                             Calycadenia plumosa
                                             Calycadenia ramulosa
                                             Calycadenia scabrella
                                             Calycadenia spicata
                                             Calycadenia truncata
                                               Calycadenia truncata subsp. microcephala
                                               Calycadenia truncata subsp. scabrella
                                               Calycadenia truncata subsp. truncata
                                               Calycadenia truncata var. scabrella
                                             Calycadenia villosa
                                     Calycocorsus
                                     Calycoseris
                                             Calycoseris parryi
                                             Calycoseris wrightii
                                               Calycoseris wrightii var. californica
                                     Calydermos
                                     Calymmandra
                                             Calymmandra candida
                                     Calyptocarpus
                                             Calyptocarpus brasiliensis
                                                   [Calyptocarpus biaristatus]
                                             Calyptocarpus vialis
                                                   [Blainvillea tampicana]
                                                   [Calyptocarpus tampicanus]
                                                   [Oligogyne tampicana]
                                                   [Synedrella vialis]
                                                   [Synedrellopsis grisebachii]
                                                   [Zexmenia hispidula]
                                             Calyptocarpus wendlandii
                                     Campovassouria
                                             Campovassouria barbosae
                                             Campovassouria bupleurifolia
                                             Campovassouria cruciata
                                                   [Eupatorium cruciatum]
                                     Camptacra
                                             Camptacra barbata
                                             Camptacra gracilis
                                     Campuloclinium
                                             Campuloclinium macrocephalum
                                                   [Eupatorium albertinae]
                                     Campylotheca
                                     Canadanthus
                                             Canadanthus modestus
                                                   [Aster mutatus]
                                                   [Aster sayianus]
                                                   [Aster unalaschensis var. major]
                                     Cancrinia
                                             Cancrinia discoidea
                                                   [Microcephala discoidea]
                                     Candidea
                                     Candollea Yıld.
                                     Caraea
                                     Cardopatium
                                             Cardopatium amethystinum
                                     Cardosoa
                                             Cardosoa athanasioides
                                                   [Anisopappus athanasioides]
                                     Carduncellus
                                             Carduncellus caeruleus
                                             Carduncellus mitissimus
                                                   [Carthamus mitissimus]
                                             Carduncellus monspeliensium
                                               Carduncellus monspeliensium subsp. monspeliensium
                                                     [Carthamus carduncellus]
                              Carduoideae
                                     Ancathia
                                             Ancathia igniaria
                                                   [Cirsium igniarium]
                                     Berardia
                                     Chamaeleon
                                             Chamaeleon gummifer
                                                   [Atractylis gummifera]
                                     Crocodilium
                                             Crocodilium crocodylium
                                                   [Centaurea crocodylium]
                                     Dolomiaea
                                             Dolomiaea costus
                                                   [Saussurea lappa]
                                             Dolomiaea frolowii
                                                   [Saussurea frolowii]
                                     Hirtellina
                                             Hirtellina fruticosa
                                                   [Staehelina fruticosa]
                                             Hirtellina lobelii
                                     Lipschitziella
                                             Lipschitziella auriculata
                                                   [Aplotaxis auriculata]
                                             Lipschitziella ceratocarpa
                                                   [Jurinea ceratocarpa]
                                             Lipschitziella deltoidea
                                                   [Aplotaxis deltoidea]
                                                   [Saussurea deltoidea]
                                             Lipschitziella yakla
                                                   [Saussurea yakla]
                                     Lophiolepis
                                             Lophiolepis bracteosa
                                                   [Cirsium bracteosum]
                                             Lophiolepis byzantina
                                                   [Cirsium polycephalum]
                                             Lophiolepis lappacea
                                               Lophiolepis lappacea subsp. lappacea
                                                     [Cirsium lappaceum]
                                             Lophiolepis veruta
                                                   [Cirsium involucratum]
                                     Shangwua
                                             Shangwua jacea
                                                   [Saussurea jacea]
                                     Siebera
                                             Siebera nana
                                             Siebera pungens
                                     Carduus
                                             Carduus acanthoides
                                               Carduus acanthoides subsp. acanthoides
                                             Carduus acaulescens
                                             Carduus acicularis
                                             Carduus acuatus
                                             Carduus adpressus
                                             Carduus afromontanus
                                                   [Carduus afromontanus var. breviflorus]
                                             Carduus albiflorus
                                             Carduus andersonii
                                             Carduus arabicus
                                               Carduus arabicus subsp. arabicus
                                             Carduus araneosus
                                             Carduus argentatus
                                             Carduus argyroa
                                             Carduus atlanticus
                                             Carduus baeocephalus
                                               Carduus baeocephalus subsp. baeocephalus
                                               Carduus baeocephalus subsp. microstigma
                                             Carduus ballii
                                             Carduus bernardinus
                                             Carduus bourgaei
                                             Carduus bourgeanus
                                             Carduus callilepis
                                             Carduus candicans
                                             Carduus candidissimus
                                             Carduus carduelis
                                                   [Carduus arctioides]
                                             Carduus carlinifolius
                                             Carduus carlinoides
                                             Carduus carolinianus
                                             Carduus carpetanus
                                             Carduus centaureae
                                             Carduus cephalanthus
                                             Carduus chevallieri
                                             Carduus cinereus
                                             Carduus clavulatus
                                             Carduus collinus
                                               Carduus collinus subsp. collinus
                                                     [Cnicus palustris]
                                             Carduus corymbosus
                                             Carduus crassifolius
                                                   [Carduus crassifolius subsp. crassifolius]
                                             Carduus crispus
                                             Carduus defloratus
                                               Carduus defloratus subsp. defloratus
                                               Carduus defloratus subsp. glaucus
                                                     [Carduus glaucinus]
                                             Carduus discolor
                                             Carduus erosus
                                             Carduus fasciculiflorus
                                             Carduus filipendulus
                                             Carduus floccosus
                                             Carduus getulus
                                             Carduus gilensis
                                             Carduus glaucus
                                             Carduus griseus
                                             Carduus hamulosus
                                               Carduus hamulosus subsp. hystrix
                                                     [Carduus hystrix]
                                             Carduus helenioides
                                             Carduus helenoides
                                             Carduus heterolepis
                                             Carduus horridus
                                             Carduus keniensis
                                                   [Carduus keniensis subsp. elgonensis]
                                                   [Carduus keniensis var. aberdaricus]
                                                   [Carduus keniensis var. elgonensis]
                                                   [Carduus keniensis var. kilimandscharicus]
                                                   [Carduus kilimandscharicus]
                                                   [Carduus subalpinus]
                                               Carduus keniensis subsp. hedbergii
                                               Carduus keniensis subsp. kilimandscharicus
                                             Carduus kerneri
                                             Carduus lacerus
                                             Carduus laterifolius
                                             Carduus lecontei
                                             Carduus leptacanthus
                                                   [Carduus abyssinicus]
                                                   [Carduus semiensis]
                                                   [Carduus stolzii]
                                             Carduus leptocladus
                                             Carduus litigiosus
                                               Carduus litigiosus subsp. litigiosus
                                                     [Carduus arenarius]
                                             Carduus macounii
                                             Carduus macracanthus
                                             Carduus maritima
                                             Carduus maritimus
                                             Carduus martinezii
                                             Carduus maurus
                                             Carduus meonanthus
                                             Carduus millefolius
                                                   [Carduus centifolius]
                                             Carduus modestus
                                             Carduus myriacanthus
                                                   [Carduus baeticus]
                                             Carduus narcissii
                                             Carduus neomexicanus
                                             Carduus nevadensis
                                             Carduus nigrescens
                                             Carduus numidicus
                                             Carduus nutans
                                                   [Carduus macrocephalus]
                                                   [Carduus macrolepis]
                                                   [Carduus nutans subsp. leiophyllus]
                                                   [Carduus nutans subsp. macrocephalus]
                                                   [Carduus nutans subsp. macrolepis]
                                                   [Carduus nutans subsp. nutans]
                                                   [Carduus nutans var. leiophyllus]
                                                   [Carduus nutans var. macrocephalus]
                                                   [Carduus nutans var. vestitus]
                                                   [Carduus thoermeri]
                                               Carduus nutans nutans
                                             Carduus nuttallii
                                             Carduus nyassanus
                                               Carduus nyassanus subsp. kikuyorum
                                                     [Carduus kikuyorum var. goetzei]
                                                     [Carduus kikuyorum]
                                                     [Carduus leptacanthus var. steudneri]
                                                     [Carduus nyassanus var. ruandensis]
                                                     [Carduus steudneri subsp. buchingeri]
                                                     [Carduus steudneri]
                                               Carduus nyassanus subsp. nyassanus
                                                     [Carduus leptacanthus var. nyassanus]
                                             Carduus oblanceolatus
                                             Carduus olivescens
                                             Carduus onopordioides
                                             Carduus oreophilus
                                             Carduus osterhoutii
                                             Carduus parryi
                                             Carduus perennans
                                             Carduus perplexans
                                             Carduus personata
                                             Carduus pinetorum
                                             Carduus platypus
                                               Carduus platypus subsp. granatensis
                                             Carduus pycnocephalus
                                               Carduus pycnocephalus subsp. albidus
                                                     [Carduus albidus]
                                               Carduus pycnocephalus subsp. cinereus
                                               Carduus pycnocephalus subsp. pycnocephalus
                                             Carduus radicans
                                             Carduus repandus
                                             Carduus ruwenzoriensis
                                                   [Carduus blepharolepis]
                                                   [Carduus butagensis]
                                                   [Carduus lanuriensis]
                                                   [Carduus ruwenzoriensis var. lanuriensis]
                                             Carduus scariosus
                                             Carduus schimperi
                                               Carduus schimperi subsp. nanus
                                                     [Carduus nanus]
                                               Carduus schimperi subsp. platyphyllus
                                                     [Carduus platyphyllus]
                                               Carduus schimperi subsp. schimperi
                                                     [Carduus chamaecephalus]
                                                     [Carduus ellenbeckii]
                                                     [Carduus eremocephalus]
                                                     [Carduus theodori var. serratus]
                                                     [Carduus theodori var. serrulatus]
                                                     [Carduus theodori]
                                                     [Cnicus chamaecephalus]
                                             Carduus seminudus
                                             Carduus serratuloides
                                             Carduus silvarum
                                             Carduus smallii
                                             Carduus spachianus
                                               Carduus spachianus subsp. megalatlanticus
                                               Carduus spachianus subsp. spachianus
                                             Carduus spathulatus
                                             Carduus spinosissimus
                                             Carduus squarrosus
                                             Carduus tenuiflorus
                                             Carduus tetuensis
                                             Carduus tmoleus
                                               Carduus tmoleus subsp. tmoleus
                                                     [Carduus armatus]
                                             Carduus uncinatus
                                             Carduus vernalis
                                             Carduus vinaceus
                                             Carduus virginianus
                                             Carduus volutarioides
                                             Carduus x orthocephalus
                                             Carduus × conjugens
                                     Carlina
                                             Carlina acanthifolia
                                             Carlina acaulis
                                               Carlina acaulis subsp. acaulis
                                                     [Carlina chamaeleon]
                                             Carlina atlantica
                                             Carlina biebersteinii
                                               Carlina biebersteinii subsp. brevibracteata
                                                     [Carlina vulgaris subsp. intermedia]
                                             Carlina brachylepis
                                             Carlina canariensis
                                             Carlina corymbosa
                                             Carlina frigida
                                               Carlina frigida subsp. fiumensis
                                                     [Carlina fiumensis]
                                             Carlina graeca
                                             Carlina guittonneaui
                                             Carlina gummifera
                                             Carlina hispanica
                                               Carlina hispanica subsp. hispanica
                                               Carlina hispanica subsp. major
                                             Carlina involucrata
                                             Carlina lanata
                                             Carlina longifolia
                                             Carlina macrocephala
                                             Carlina macrophylla
                                             Carlina racemosa
                                             Carlina salicifolia
                                             Carlina sicula
                                               Carlina sicula subsp. mareotica
                                               Carlina sicula subsp. sicula
                                             Carlina vulgaris
                                               Carlina vulgaris subsp. longifolia
                                               Carlina vulgaris subsp. vulgaris
                                             Carlina xeranthemoides
                                               Carlina acaulis subsp. caulescens
                                     Carlquistia
                                             Carlquistia muirii
                                     Carminatia
                                             Carminatia alvarezii
                                             Carminatia anomala
                                             Carminatia papagayana
                                             Carminatia recondita
                                             Carminatia tenuiflora
                                     Carpesium
                                             Carpesium abrotanoides
                                             Carpesium cernuum
                                             Carpesium divaricatum
                                               Carpesium divaricatum var. abrotanoides
                                             Carpesium faberi
                                             Carpesium glossophyllum
                                             Carpesium humile
                                             Carpesium longifolium
                                             Carpesium macrocephalum
                                             Carpesium nepalense
                                                   [Carpesium acutum]
                                               Carpesium nepalense var. lanatum
                                             Carpesium rosulatum
                                             Carpesium triste
                                     Carphephorus
                                             Carphephorus bellidifolius
                                             Carphephorus carnosus
                                                   [Trilisa carnosa]
                                             Carphephorus corymbosus
                                                   [Liatris corymbosa]
                                             Carphephorus junceus
                                             Carphephorus odoratissimus
                                                   [Chrysocoma odoratissima]
                                                   [Liatris odoratissima]
                                               Carphephorus odoratissimus var. odoratissimus
                                               Carphephorus odoratissimus var. subtropicanus
                                                     [Carphephorus subtropicanus]
                                             Carphephorus paniculatus
                                             Carphephorus pseudoliatris
                                                   [Liatris squamosa]
                                             Carphephorus tomentosus
                                               Carphephorus tomentosus var. walteri
                                     Carphochaete
                                             Carphochaete bigelovii
                                             Carphochaete durangensis
                                             Carphochaete grahami
                                             Carphochaete grahamii
                                             Carphochaete pringlei
                                               Carphochaete pringlei pringlei
                                               Carphochaete pringlei var. pringlei
                                               Carphochaete pringlei var. simulans
                                             Carphochaete schaffneri
                                             Carphochaete wislizenii
                                     Carpochaete
                                             Carpochaete bigelovii
                                     Carterothamnus
                                             Carterothamnus anomalochaeta
                                     Carthamus
                                             Carthamus arborescens
                                             Carthamus atractyloides
                                             Carthamus baeticus
                                             Carthamus caeruleus
                                               Carthamus caeruleus subsp. caeruleus
                                               Carthamus caeruleus var. caeruleus
                                               Carthamus caeruleus var. incisus
                                             Carthamus calvus
                                             Carthamus carthamoides
                                             Carthamus catrouxii
                                             Carthamus cespitosus
                                             Carthamus chouletteanus
                                             Carthamus creticus
                                             Carthamus dentatus
                                             Carthamus duvauxii
                                             Carthamus eriocephalus
                                             Carthamus fruticosus
                                             Carthamus glaucus
                                               Carthamus glaucus subsp. alexandrinus
                                               Carthamus glaucus subsp. glaucus
                                                     [Carthamus syriacus]
                                             Carthamus helenoides
                                             Carthamus hispanicus
                                             Carthamus ilicifolius
                                             Carthamus laevis
                                             Carthamus lanatus
                                                   [Kentrophyllum lanatum]
                                               Carthamus lanatus subsp. baeticus
                                               Carthamus lanatus subsp. creticus
                                               Carthamus lanatus subsp. lanatus
                                                     [Carthamus lanatus var. abyssinicus]
                                                     [Carthamus lanatus var. baeticus]
                                                     [Kentrophyllum lanatum var. abyssinicum]
                                               Carthamus lanatus subsp. montanus
                                             Carthamus leucocaulos
                                             Carthamus lucens
                                             Carthamus mareoticus
                                             Carthamus multifidus
                                             Carthamus nitidus
                                                   [Carthamus lanatus var. gracilis]
                                                   [Carthamus leucocauloides]
                                             Carthamus oxyacantha
                                             Carthamus oxyacanthus
                                             Carthamus pectinatus
                                             Carthamus persicus
                                                   [Carthamus flavescens]
                                             Carthamus pinnatus
                                             Carthamus plumosus
                                             Carthamus pomelianus
                                             Carthamus reboudianus
                                             Carthamus rhaponticoides
                                             Carthamus rhiphaeus
                                             Carthamus strictus
                                             Carthamus tenuis
                                               Carthamus tenuis subsp. foliosus
                                               Carthamus tenuis subsp. tenuis
                                             Carthamus tinctorius
                                             Carthamus turkestanicus
                                             Carthamus × faurei
                                     Cassinia
                                             Cassinia aculeata
                                             Cassinia arcuata
                                             Cassinia aureonitens
                                                   [Cassinia aurea]
                                             Cassinia cunninghamii
                                             Cassinia denticulata
                                             Cassinia fulvida
                                             Cassinia laevis
                                             Cassinia leptophylla
                                             Cassinia longifolia
                                             Cassinia quinquefaria
                                             Cassinia retorta
                                             Cassinia uncata
                                             Cassinia vauvilliersii
                                     Castalis
                                             Castalis tragus
                                                   [Dimorphotheca aurantiaca]
                                     Catananche
                                             Catananche arenaria
                                             Catananche caerulea
                                             Catananche caespitosa
                                             Catananche lutea
                                             Catananche montana
                                     Caucasalia
                                             Caucasalia macrophylla
                                                   [Adenostyles rhombifolia]
                                             Caucasalia pontica
                                                   [Senecio platyphylloides]
                                     Celmisia
                                             Celmisia angustifolia
                                             Celmisia brevifolia
                                             Celmisia coriacea
                                             Celmisia discolor
                                             Celmisia durietzii
                                             Celmisia glandulosa
                                             Celmisia gracilenta
                                             Celmisia graminifolia
                                             Celmisia laricifolia
                                             Celmisia lindsayi
                                             Celmisia longifolia
                                             Celmisia lyallii
                                             Celmisia parva
                                             Celmisia ramulosa
                                               Celmisia ramulosa var. tuberculata
                                             Celmisia sessiliflora
                                             Celmisia spectabilis
                                             Celmisia traversii
                                                   [Celmisia praestans]
                                             Celmisia viscosa
                                     Cenia
                                             Cenia turbinata
                                     Centaurea
                                           [Grossheimia]
                                             Centaurea acaulis
                                             Centaurea achaia
                                             Centaurea achilleifolia
                                             Centaurea aegialophila
                                             Centaurea aegyptiaca
                                             Centaurea affinis
                                               Centaurea affinis subsp. candida
                                                     [Centaurea candida]
                                             Centaurea aggregata
                                                   [Acosta aggregata]
                                             Centaurea alba
                                               Centaurea alba subsp. alba
                                                     [Centaurea deusta var. heterochlamyda]
                                             Centaurea alexandrina
                                             Centaurea ali-beyana
                                             Centaurea alibeyana
                                             Centaurea amara
                                             Centaurea ambigua
                                             Centaurea ammocyanus
                                             Centaurea aplolepa
                                               Centaurea aplolepa subsp. aplolepa
                                                     [Acosta aplolepa]
                                             Centaurea arenaria
                                             Centaurea argentea
                                             Centaurea aristata
                                                   [Centaurea castellana var. asperrima]
                                                   [Centaurea castellana]
                                             Centaurea aspera
                                               Centaurea aspera subsp. aspera
                                               Centaurea aspera subsp. gentilii
                                             Centaurea atlantica
                                             Centaurea atlantis
                                             Centaurea atropurpurea
                                             Centaurea aucheri
                                                   [Tomanthea aucheri]
                                               Centaurea aucheri subsp. szowitsii
                                             Centaurea aurea
                                             Centaurea australis
                                             Centaurea austriaca
                                             Centaurea babylonica
                                             Centaurea behen
                                                   [Centaurea alata]
                                             Centaurea benedicta
                                                   [Cnicus benedictus]
                                             Centaurea besserana
                                                   [Centaurea ovina subsp. besserana]
                                             Centaurea besseriana
                                             Centaurea bimorpha
                                                   [Centaurea eriocephala]
                                                   [Centaurea sonchifolia var. dimorpha]
                                             Centaurea boissieri
                                               Centaurea boissieri subsp. atlantica
                                               Centaurea boissieri subsp. boissieri
                                                     [Centaurea paui var. murcica]
                                               Centaurea boissieri subsp. calvescens
                                               Centaurea boissieri subsp. transmalvana
                                             Centaurea bovina
                                             Centaurea bracteata
                                             Centaurea cadmea
                                             Centaurea calcitrapa
                                             Centaurea calcitrapoides
                                             Centaurea calocephala
                                             Centaurea calolepis
                                             Centaurea candidissima
                                             Centaurea carduiformis
                                             Centaurea carolipauana
                                             Centaurea carratracensis
                                             Centaurea cephalariseptimae
                                             Centaurea cheiranthifolia
                                               Centaurea cheiranthifolia subsp. cheiranthifolius
                                                     [Centaurea fischeri]
                                             Centaurea chilensis
                                             Centaurea cineraria
                                             Centaurea clementei
                                             Centaurea conocephala
                                             Centaurea cuneifolia
                                               Centaurea cuneifolia subsp. pallida
                                                     [Centaurea cuneifolia subsp. sublanata]
                                                     [Centaurea pallida]
                                             Centaurea cyanus
                                                   [Leucacantha cyanus]
                                             Centaurea cyrenaica
                                             Centaurea dealbata
                                             Centaurea debdouensis
                                             Centaurea debeauxii
                                                   [Centaurea debauxii]
                                               Centaurea debeauxii subsp. thuillieri
                                             Centaurea decipiens
                                               Centaurea decipiens subsp. decipiens
                                                     [Centaurea jacea var. lacera]
                                             Centaurea delicatula
                                             Centaurea depressa
                                                   [Cyanus depressus]
                                             Centaurea deusta
                                             Centaurea diffusa
                                                   [Acosta diffusa]
                                             Centaurea diluta
                                               Centaurea diluta subsp. algeriensis
                                               Centaurea diluta subsp. diluta
                                             Centaurea djebel-amouri
                                             Centaurea dracunculifolia
                                             Centaurea dubia
                                               Centaurea dubia subsp. vochinensis
                                             Centaurea ducellieri
                                             Centaurea ebenoides
                                             Centaurea eriophora
                                             Centaurea erivanensis
                                             Centaurea eryngioides
                                             Centaurea ferox
                                             Centaurea foucauldiana
                                             Centaurea fragilis
                                             Centaurea furfuracea
                                             Centaurea gattefossei
                                             Centaurea glastifolia
                                               Centaurea glastifolia subsp. glastifolia
                                                     [Centaurea tournefortii]
                                             Centaurea glomerata
                                             Centaurea graeca
                                             Centaurea graminifolia
                                             Centaurea granatensis
                                             Centaurea gymnocarpa
                                             Centaurea horrida
                                             Centaurea hyalolepis
                                             Centaurea hypoleuca
                                             Centaurea hyrcanica
                                             Centaurea hyssopifolia
                                             Centaurea iberica
                                             Centaurea ibn-tattoui
                                             Centaurea imperialis
                                             Centaurea indistincta
                                                   [Centaurea aucheri subsp. indistincta]
                                             Centaurea infestans
                                             Centaurea involucrata
                                             Centaurea jacea
                                               Centaurea jacea subsp. angustifolia
                                                     [Centaurea pannonica]
                                               Centaurea jacea subsp. gaudinii
                                               Centaurea jacea subsp. jacea
                                                     [Centaurea consimilis]
                                               Centaurea jacea subsp. substituta
                                                     [Centaurea substituta]
                                             Centaurea janeri
                                             Centaurea jeffreyana
                                             Centaurea josiae
                                             Centaurea kosaninii
                                             Centaurea kotschyana
                                             Centaurea kotschyi
                                               Centaurea kotschyi subsp. kotschyi
                                                     [Centaurea macrolopha]
                                             Centaurea lancifolia
                                             Centaurea laureotica
                                             Centaurea leucophaea
                                             Centaurea linifolia
                                             Centaurea litardierei
                                             Centaurea luristanica
                                             Centaurea lusitanica
                                             Centaurea macrocephala
                                                   [Grossheimia macrocephala]
                                             Centaurea magocsyana
                                             Centaurea maireana
                                             Centaurea malinvaldiana
                                             Centaurea maroccana
                                             Centaurea melitensis
                                             Centaurea microcarpa
                                             Centaurea mollis
                                             Centaurea moncktonii
                                             Centaurea monodii
                                             Centaurea montana
                                                   [Centaurea montana var. alba]
                                                   [Cyanus montanus]
                                             Centaurea monticola
                                             Centaurea muricata
                                             Centaurea musimonum
                                             Centaurea nana
                                             Centaurea napifolia
                                                   [Centaurea romana]
                                             Centaurea napulifera
                                             Centaurea nemoralis
                                             Centaurea nervosa
                                               Centaurea nervosa subsp. nervosa
                                                     [Centaurea cirrata]
                                             Centaurea nigerica
                                             Centaurea nigra
                                               Centaurea nigra subsp. gueryi
                                               Centaurea nigra subsp. nemoralis
                                               Centaurea nigra subsp. nigra
                                               Centaurea nigra subsp. rivularis
                                               Centaurea nigra var. radiata
                                             Centaurea nigrescens
                                               Centaurea nigrescens subsp. transalpina
                                               Centaurea nigrescens subsp. vochinensis
                                                     [Centaurea carniolica]
                                             Centaurea nigrofimbria
                                             Centaurea obtusiloba
                                             Centaurea omphalodes
                                                   [Amberboa omphalodes]
                                                   [Centaurea trifurcata]
                                                   [Stephanochilus omphalodes]
                                                   [Volutarella omphalodes]
                                             Centaurea oranensis
                                             Centaurea orientalis
                                             Centaurea oriolii-bolosii
                                             Centaurea ornata
                                             Centaurea ovina
                                                   [Acosta ovina]
                                               Centaurea ovina subsp. besseriana
                                             Centaurea oxylepis
                                             Centaurea pallescens
                                             Centaurea paniculata
                                               Centaurea paniculata subsp. paniculata
                                                     [Acosta paniculata]
                                             Centaurea papposa
                                             Centaurea parviflora
                                             Centaurea pectinata
                                             Centaurea peltieri
                                             Centaurea perrottetii
                                                   [Centaurea sparmannii]
                                             Centaurea persica
                                             Centaurea phaeolepis
                                             Centaurea phrygia
                                               Centaurea phrygia subsp. abbreviata
                                                     [Centaurea abbreviata]
                                               Centaurea phrygia subsp. indurata
                                                     [Centaurea indurata]
                                               Centaurea phrygia subsp. melanocalathia
                                               Centaurea phrygia subsp. phrygia
                                                     [Centaurea phrygia subsp. austriaca]
                                               Centaurea phrygia subsp. pseudophrygia
                                                     [Centaurea pseudophrygia]
                                             Centaurea pinardii
                                             Centaurea polyacantha
                                             Centaurea polypodiifolia
                                             Centaurea pomeliana
                                               Centaurea pomeliana subsp. pomeliana
                                               Centaurea pomeliana subsp. rouxiana
                                             Centaurea praecox
                                                   [Calcitrapoides praecox]
                                                   [Centaurea atakorensis]
                                                   [Centaurea goetzeana]
                                                   [Centaurea rhizocephala]
                                                   [Centaurea tisserantii]
                                             Centaurea pratensis
                                             Centaurea procurrens
                                             Centaurea prolongoi
                                             Centaurea pseudoscabiosa
                                             Centaurea pterocaula
                                               Centaurea pterocaula subsp. iranica
                                             Centaurea pubescens
                                               Centaurea pubescens subsp. amourensis
                                               Centaurea pubescens subsp. omphalotricha
                                               Centaurea pubescens subsp. pubescens
                                               Centaurea pubescens subsp. saharae
                                             Centaurea pugioniformis
                                             Centaurea pulchella
                                             Centaurea pullata
                                             Centaurea pumilio
                                             Centaurea punctata
                                             Centaurea pungens
                                                   [Calcitrapa pungens]
                                               Centaurea pungens subsp. austromaroccana
                                               Centaurea pungens subsp. pungens
                                             Centaurea ragusina
                                             Centaurea raphanina
                                             Centaurea reflexa
                                             Centaurea resupinata
                                               Centaurea resupinata subsp. dufourii
                                               Centaurea resupinata subsp. lagascae
                                               Centaurea resupinata subsp. prostrata
                                               Centaurea resupinata subsp. resupinata
                                               Centaurea resupinata subsp. rifana
                                               Centaurea resupinata subsp. simulans
                                               Centaurea resupinata subsp. vulnerariifolia
                                             Centaurea rhaetica
                                             Centaurea rhapontica
                                             Centaurea rhizantha
                                             Centaurea rigida
                                                   [Centaurea myriocephala var. erythracantha]
                                                   [Centaurea myriocephala]
                                             Centaurea ropalon
                                             Centaurea rupestris
                                             Centaurea rutifolia
                                             Centaurea salicifolia
                                             Centaurea salonitana
                                             Centaurea saxicola
                                             Centaurea scabiosa
                                               Centaurea scabiosa subsp. adpressa
                                                     [Centaurea adpressa]
                                               Centaurea scabiosa subsp. alpestris
                                                     [Centaurea alpestris]
                                               Centaurea scabiosa subsp. grinensis
                                                     [Centaurea grinensis]
                                               Centaurea scabiosa subsp. integra
                                                     [Centaurea integrifolia]
                                               Centaurea scabiosa subsp. sadleriana
                                                     [Centaurea sadleriana]
                                               Centaurea scabiosa var. vertesensis
                                             Centaurea scoparia
                                                   [Phaeopappus scoparius]
                                             Centaurea senegalensis
                                             Centaurea seridis
                                                   [Centaurea maritima]
                                             Centaurea sicula
                                               Centaurea sicula subsp. kroumirensis
                                               Centaurea sicula subsp. sicula
                                                     [Centaurea nicaeensis]
                                             Centaurea similata
                                             Centaurea simplicicaulis
                                             Centaurea sinaica
                                             Centaurea solstitialis
                                                   [Leucantha solstitialis]
                                               Centaurea solstitialis subsp. carneola
                                                     [Centaurea carneola]
                                               Centaurea solstitialis subsp. schouwii
                                               Centaurea solstitialis subsp. solstitialis
                                             Centaurea sonchifolia
                                             Centaurea speciosa
                                             Centaurea sphaerocephala
                                                   [Centaurea sphaerocephala var. oligocentra]
                                               Centaurea sphaerocephala subsp. sphaerocephala
                                             Centaurea spinosa
                                                   [Acosta spinosa]
                                             Centaurea spinosociliata
                                             Centaurea splendens
                                                   [Centaurea margaritacea]
                                             Centaurea squarrosa
                                             Centaurea stapfiana
                                                   [Phaeopappus sintenisii]
                                                   [Phaeopappus stapfianus]
                                             Centaurea stereophylla
                                             Centaurea sterilis
                                             Centaurea stevenii
                                             Centaurea stoebe
                                                   [Acosta maculosa]
                                                   [Centaurea biebersteinii]
                                                   [Centaurea maculata]
                                                   [Centaurea maculosa]
                                                   [Centaurea rhenana]
                                               Centaurea stoebe subsp. australis
                                                     [Centaurea micranthos]
                                               Centaurea stoebe subsp. micranthos
                                               Centaurea stoebe var. micranthos
                                               Centaurea stoebe subsp. stoebe
                                                     [Acosta rhenana]
                                             Centaurea subjacea
                                             Centaurea sulphurea
                                             Centaurea takredensis
                                             Centaurea tauscheri
                                             Centaurea theryi
                                             Centaurea thirkei
                                             Centaurea thuillieri
                                             Centaurea tougourensis
                                             Centaurea transalpina
                                             Centaurea trichocephala
                                             Centaurea triumfetti
                                             Centaurea triumfettii
                                               Centaurea triumfettii subsp. adscendens
                                               Centaurea triumfettii subsp. cana
                                                     [Centaurea axillaris]
                                               Centaurea triumfettii subsp. semidecurrens
                                                     [Cyanus semidecurrens]
                                             Centaurea turkestanica
                                             Centaurea tweediei
                                             Centaurea uniflora
                                               Centaurea uniflora subsp. nervosa
                                             Centaurea urvillei
                                             Centaurea ustulata
                                             Centaurea variegata
                                             Centaurea verutum
                                             Centaurea vesceritensis
                                             Centaurea virgata
                                               Centaurea virgata subsp. squarrosa
                                                     [Centaurea variegata var. squarrosa]
                                               Centaurea virgata subsp. virgata
                                               Centaurea virgata var. squarrosa
                                             Centaurea vochinensis
                                             Centaurea x moncktonii
                                             Centaurea x pouzinii
                                             Centaurea x pratensis
                                             Centaurea x psammogena
                                             Centaurea xaveri
                                             Centaurea zuccariniana
                                                   [Acosta zuccariniana]
                                             Centaurea × doumerguei
                                             Centaurea × faurei
                                             Centaurea × grosii
                                             Centaurea × grosmiquelii
                                             Centaurea × impura
                                             Centaurea × mairei
                                             Centaurea × wilczekiana
                                             Centaurea ×psammogena
                                     Centauridium
                                     Centipeda
                                             Centipeda borealis
                                             Centipeda cunninghamii
                                             Centipeda elatinoides
                                             Centipeda minima
                                               Centipeda minima subsp. minima
                                                     [Cotula minuta]
                                             Centipeda orbicularis
                                             Centipeda thespidioides
                                     Centrapalus
                                     Centratherum
                                             Centratherum anthelminticum
                                             Centratherum camporum
                                             Centratherum confertum
                                             Centratherum frutescens
                                                   [Phyllocephalum frutescens]
                                             Centratherum fruticosum
                                             Centratherum muticum
                                             Centratherum punctatum
                                                   [Centratherum intermedium]
                                                   [Centratherum violaceum]
                                               Centratherum punctatum punctatum
                                               Centratherum punctatum subsp. punctatum
                                                     [Centratherum punctatum subsp. fruticosum]
                                             Centratherum riparium
                                                   [Centratherum punctatum subsp. australianum]
                                     Centroclinium
                                     Centromadia
                                             Centromadia fitchii
                                             Centromadia parryi
                                               Centromadia parryi subsp. australis
                                                     [Hemizonia australis]
                                                     [Hemizonia parryi subsp. australis]
                                               Centromadia parryi subsp. congdonii
                                               Centromadia parryi subsp. parryi
                                                     [Hemizonia parryi parryi]
                                                     [Hemizonia parryi subsp. congdonii]
                                                     [Hemizonia parryi subsp. parryi]
                                                     [Hemizonia parryi subsp. rudis]
                                                     [Hemizonia parryi]
                                               Centromadia parryi subsp. rudis
                                             Centromadia perennis
                                             Centromadia pungens
                                               Centromadia pungens subsp. laevis
                                                     [Hemizonia pugens var. laevis]
                                               Centromadia pungens subsp. maritima
                                               Centromadia pungens subsp. pungens
                                                     [Centromadia maritima]
                                                     [Hemizonia pugens var. maritima]
                                                     [Hemizonia pugens var. pugens]
                                                     [Hemizonia pugens var. septentrionalis]
                                                     [Hemizonia pugens]
                                               Centromadia pungens subsp. septentrionalis
                                               Centromadia pungens var. parryi
                                             Centromadia rudis
                                     Centrospermum
                                     Cephalipterum
                                             Cephalipterum drummondii
                                     Cephalobembix
                                     Cephalophora
                                     Cephaloseris
                                     Ceratogyne
                                     Ceruana
                                             Ceruana pratensis
                                                   [Buphthalmum pratense]
                                                   [Ceruana rotundifolia]
                                                   [Ceruana senegalensis]
                                     Chabraea
                                     Chaenactis
                                             Chaenactis achilleifolia
                                             Chaenactis alpigena
                                             Chaenactis artemisiifolia
                                             Chaenactis attenuata
                                             Chaenactis aurea
                                             Chaenactis carphoclinia
                                                   [Chaenactis paleolifera]
                                               Chaenactis carphoclinia carphoclinia
                                               Chaenactis carphoclinia var. carphoclinia
                                                     [Chaenactis carphoclinia var. attenuata]
                                               Chaenactis carphoclinia var. peirsonii
                                             Chaenactis cusickii
                                             Chaenactis douglasii
                                                   [Chaenactis cheilanthoides]
                                                   [Hymenopappus douglasii]
                                               Chaenactis douglasii douglasii
                                               Chaenactis douglasii var. alpina
                                                     [Chaenactis alpina var. leucopsis]
                                                     [Chaenactis alpina var. rubella]
                                                     [Chaenactis alpina]
                                                     [Chaenactis leucopsis]
                                                     [Chaenactis minuscula]
                                               Chaenactis douglasii var. douglasii
                                                     [Chaenactis angustifolia]
                                                     [Chaenactis brachiata var. stansburiana]
                                                     [Chaenactis brachiata]
                                                     [Chaenactis cineria]
                                                     [Chaenactis douglasii var. achilleifolia]
                                                     [Chaenactis douglasii var. glandulosa]
                                                     [Chaenactis douglasii var. montana]
                                                     [Chaenactis douglasii var. nana]
                                                     [Chaenactis douglasii var. rubricaulis]
                                                     [Chaenactis douglasii var. typicus]
                                                     [Chaenactis humilis]
                                                     [Chaenactis panamintensis]
                                                     [Chaenactis ramosa]
                                                     [Chaenactis rubricaulis]
                                                     [Chaenactis suksdorfii]
                                               Chaenactis douglasii var. ramosior
                                             Chaenactis evermannii
                                                   [Chaenactis mainsiana]
                                             Chaenactis fremonti
                                             Chaenactis fremontii
                                             Chaenactis furcata
                                             Chaenactis glabriuscula
                                                   [Baeria curta]
                                                   [Chaenactis filifolia]
                                               Chaenactis glabriuscula glabriuscula
                                               Chaenactis glabriuscula var. aurea
                                               Chaenactis glabriuscula var. curta
                                               Chaenactis glabriuscula var. denudata
                                               Chaenactis glabriuscula var. glabriuscula
                                               Chaenactis glabriuscula var. gracilenta
                                               Chaenactis glabriuscula var. heterocarpha
                                               Chaenactis glabriuscula var. lanosa
                                                     [Chaenactis denudata]
                                               Chaenactis glabriuscula var. megacephala
                                               Chaenactis glabriuscula var. orcuttiana
                                               Chaenactis glabriuscula var. tenuifolia
                                             Chaenactis heterocarpha
                                               Chaenactis heterocarpha var. curta
                                             Chaenactis kyhosii
                                             Chaenactis lacera
                                             Chaenactis lanosa
                                             Chaenactis macrantha
                                             Chaenactis nevadensis
                                               Chaenactis nevadensis var. mainsiana
                                             Chaenactis nevii
                                             Chaenactis orcuttiana
                                             Chaenactis parishii
                                             Chaenactis pedicularia
                                             Chaenactis pumila
                                             Chaenactis santolinoides
                                               Chaenactis santolinoides var. indurata
                                               Chaenactis santolinoides var. santolinoides
                                             Chaenactis stevioides
                                                   [Chaenactis brachypappa]
                                                   [Chaenactis gillespiei]
                                                   [Chaenactis latifolia]
                                                   [Chaenactis mexicana]
                                                   [Chaenactis stevioides var. brachypappa]
                                                   [Chaenactis stevioides var. thornberi]
                                               Chaenactis stevioides stevioides
                                               Chaenactis stevioides var. stevioides
                                             Chaenactis suffrutescens
                                               Chaenactis suffrutescens var. incana
                                             Chaenactis tanacetifolia
                                               Chaenactis tanacetifolia var. gracilenta
                                             Chaenactis tenuifolia
                                               Chaenactis tenuifolia var. orcuttiana
                                             Chaenactis thompsonii
                                             Chaenactis xantiana
                                     Chaenocephalus
                                     Chaetadelpha
                                             Chaetadelpha wheeleri
                                     Chaetanthera
                                             Chaetanthera chilensis
                                             Chaetanthera ciliata
                                             Chaetanthera depauperata
                                             Chaetanthera elegans
                                             Chaetanthera euphrasioides
                                             Chaetanthera glabrata
                                             Chaetanthera incana
                                                   [Chaetanthera spathulata]
                                             Chaetanthera limbata
                                             Chaetanthera linearis
                                             Chaetanthera microphylla
                                               Chaetanthera microphylla var. albiflora
                                             Chaetanthera moenchioides
                                     Chaethymenia
                                             Chaethymenia peduncularis
                                     Chaetopappa
                                             Chaetopappa alsinoides
                                             Chaetopappa asteroides
                                                   [Chaetanthera asteroides]
                                                   [Chaetophora asteroides]
                                               Chaetopappa asteroides asteroides
                                               Chaetopappa asteroides var. asteroides
                                               Chaetopappa asteroides var. grandis
                                                     [Chaetopappa modesta]
                                                     [Distasis modesta]
                                               Chaetopappa asteroides var. imberbis
                                             Chaetopappa aurea
                                             Chaetopappa bellidiflora
                                             Chaetopappa bellidifolia
                                                   [Bourdonia bellidifolia]
                                             Chaetopappa bellioides
                                               Chaetopappa bellioides var. bellioides
                                               Chaetopappa bellioides var. hirticaulis
                                             Chaetopappa effusa
                                             Chaetopappa ericoides
                                                   [Aster arenosus]
                                                   [Aster bellus]
                                                   [Aster ericaefolius]
                                                   [Aster hirtifolius]
                                                   [Aster leucelene]
                                                   [Inula ericoides]
                                                   [Leucelene ericoides]
                                                   [Leucelene hirtella]
                                             Chaetopappa exilis
                                             Chaetopappa fragilis
                                             Chaetopappa hersheyi
                                             Chaetopappa imberbis
                                             Chaetopappa keerlioides
                                             Chaetopappa lyonii
                                             Chaetopappa parryi
                                             Chaetopappa pulchella
                                     Chaetoseris
                                             Chaetoseris hastata
                                     Chaetospira
                                     Chaetymenia
                                             Chaetymenia peduncularis
                                                   [Jaumea peduncularis]
                                     Chamaechaenactis
                                             Chamaechaenactis scaposa
                                               Chamaechaenactis scaposa var. parva
                                               Chamaechaenactis scaposa var. scaposa
                                                     [Chaenactis scaposa]
                                     Chamaemelum
                                             Chamaemelum fuscatum
                                             Chamaemelum mixtum
                                             Chamaemelum nobile
                                                   [Anacyclus aureus]
                                                   [Anthemis aurea]
                                                   [Anthemis nobilis]
                                             Chamaemelum nobilis
                                     Chamomilla
                                             Chamomilla inodora
                                             Chamomilla maritima
                                     Chaptalia
                                             Chaptalia albicans
                                                   [Chaptalia crispula]
                                                   [Leria leiocarpa]
                                             Chaptalia angustata
                                             Chaptalia arechavaletae
                                             Chaptalia confinis
                                             Chaptalia dentata
                                                   [Chaptalia primulacea]
                                             Chaptalia dolichopoda
                                             Chaptalia estribensis
                                             Chaptalia flavicans
                                             Chaptalia graminifolia
                                             Chaptalia hidalgoensis
                                             Chaptalia hieracioides
                                                   [Trichocline hieracioides]
                                             Chaptalia hintonii
                                             Chaptalia hololeuca
                                             Chaptalia integerrima
                                                   [Chaptalia microdonta]
                                             Chaptalia lyratifolia
                                             Chaptalia madrensis
                                             Chaptalia media
                                                   [Leria media]
                                             Chaptalia meridensis
                                             Chaptalia nutans
                                                   [Chaptalia majuscula]
                                               Chaptalia nutans var. nutans
                                             Chaptalia oblonga
                                             Chaptalia obovata
                                             Chaptalia piloselloides
                                             Chaptalia pringlei
                                             Chaptalia pumila
                                                   [Leria pumila]
                                             Chaptalia rotundifolia
                                                   [Thyrsanthema rotundifolia]
                                             Chaptalia runcinata
                                             Chaptalia shaferi
                                             Chaptalia sinuata
                                             Chaptalia sonchifolia
                                             Chaptalia spathulata
                                             Chaptalia stenocephala
                                                   [Leria stenocephala]
                                             Chaptalia texana
                                                   [Chaptalia carduacea]
                                                   [Chaptalia leonina]
                                                   [Chaptalia nutans var. texana]
                                                   [Chaptalia petrophila]
                                             Chaptalia tomentosa
                                                   [Chaptalia azuensis]
                                                   [Thyrsanthema semiflosculare]
                                             Chaptalia transiliens
                                     Charadranaetes
                                     Chardinia
                                             Chardinia macrocarpa
                                             Chardinia orientalis
                                     Charieis
                                     Cheirolophus
                                             Cheirolophus arboreus
                                             Cheirolophus arbutifolius
                                                   [Centaurea arbutifolia]
                                             Cheirolophus benoistii
                                             Cheirolophus canariensis
                                                   [Centaurea canariensis]
                                               Cheirolophus canariensis subsp. canariensis
                                               Cheirolophus canariensis subsp. subexpinnatus
                                             Cheirolophus crassifolius
                                                   [Centaurea crassifolia]
                                             Cheirolophus dariasii
                                             Cheirolophus duranii
                                             Cheirolophus falcisectus
                                             Cheirolophus ghomerythus
                                             Cheirolophus intybaceus
                                               Cheirolophus intybaceus subsp. intybaceus
                                                     [Centaurea intybacea]
                                             Cheirolophus junonianus
                                             Cheirolophus massonianus
                                             Cheirolophus mauritanicus
                                             Cheirolophus metlesicsii
                                             Cheirolophus santos-abreui
                                             Cheirolophus satarataensis
                                               Cheirolophus satarataensis subsp. satarataensis
                                             Cheirolophus sempervirens
                                             Cheirolophus sventenii
                                               Cheirolophus sventenii subsp. gracilis
                                               Cheirolophus sventenii subsp. sventenii
                                             Cheirolophus tagananensis
                                             Cheirolophus tananicus
                                             Cheirolophus teydis
                                             Cheirolophus webbianus
                                     Chersodoma
                                             Chersodoma antennaria
                                             Chersodoma arequipensis
                                                   [Senecio arequipensis]
                                             Chersodoma argentina
                                             Chersodoma jodopappa
                                     Chevreulia
                                             Chevreulia acuminata
                                                   [Chevreulia elegans]
                                             Chevreulia sarmentosa
                                     Chiliocephalum
                                             Chiliocephalum schimperi
                                                   [Helichrysum chiliocephalum]
                                             Chiliocephalum tegetum
                                     Chiliophyllum
                                             Chiliophyllum densifolium
                                     Chiliotrichum
                                             Chiliotrichum diffusum
                                             Chiliotrichum rosmarinifolium
                                     Chimantaea
                                             Chimantaea cinerea
                                               Chimantaea cinerea subsp. similis
                                                     [Chimantaea similis]
                                     Chionolaena
                                             Chionolaena aecidiocephala
                                                   [Anaphalis aecidiocephala]
                                                   [Gnaphalium aecidiocephalum]
                                             Chionolaena concinna
                                             Chionolaena costaricensis
                                                   [Gnaphaliothamnus costaricensis]
                                             Chionolaena eleagnoides
                                                   [Gnaphalium eleagnoides]
                                             Chionolaena lavandulifolia
                                                   [Gnaphalium lavandulaceum]
                                             Chionolaena macdonaldii
                                                   [Gnaphaliothamnus macdonaldii]
                                             Chionolaena mexicana
                                             Chionolaena salicifolia
                                                   [Chionolaena corymbosa]
                                                   [Gnaphalium rhodanthum]
                                                   [Gnaphalium seemannii]
                                     Chionopappus
                                     Chlamydophora
                                             Chlamydophora tridentata
                                     Chloracantha
                                             Chloracantha australis
                                                   [Chloracantha spinosa var. strictospinosa]
                                             Chloracantha spinosa
                                                   [Aster spinosus]
                                                   [Erigeron ortegae]
                                                   [Erigeron spinosus]
                                                   [Leucosyris spinosa]
                                               Chloracantha spinosa spinosa
                                               Chloracantha spinosa var. jaliscensis
                                                     [Aster spinosus var. jaliscensis]
                                               Chloracantha spinosa var. spinosa
                                               Chloracantha spinosa var. spinosissima
                                             Chloracantha spinosissima
                                                   [Aster spinosus var. spinosissimus]
                                     Chlorocrepis
                                             Chlorocrepis tristis
                                               Chlorocrepis tristis subsp. gracilis
                                     Chondrilla
                                             Chondrilla aspera
                                             Chondrilla brevirostris
                                             Chondrilla chondrilloides
                                                   [Chondrilla prenanthoides]
                                                   [Microrhynchus chondrilloides]
                                             Chondrilla graminea
                                             Chondrilla juncea
                                             Chondrilla laticoronata
                                             Chondrilla leiosperma
                                             Chondrilla lejosperma
                                                   [Chondrilla coronifera]
                                             Chondrilla piptocoma
                                             Chondrilla ramosissima
                                             Chondrilla setulosa
                                     Chondrophora
                                             Chondrophora nudata
                                             Chondrophora virgata
                                     Chorisiva
                                             Chorisiva nevadensis
                                                   [Iva nevadensis]
                                     Chresta
                                             Chresta angustifolia
                                                   [Eremanthus rivularis]
                                             Chresta curumbensis
                                                   [Eremanthus curumbensis]
                                             Chresta exsucca
                                             Chresta harleyi
                                             Chresta hatschbachii
                                             Chresta martii
                                             Chresta pacourinoides
                                                   [Pithecoseris pacourinoides]
                                             Chresta pycnocephala
                                             Chresta scapigera
                                             Chresta souzae
                                             Chresta speciosa
                                                   [Eremanthus speciosus]
                                             Chresta sphaerocephala
                                     Chromolaena
                                             Chromolaena arnottiana
                                                   [Eupatorium arnottianum]
                                             Chromolaena ascendens
                                             Chromolaena bahamensis
                                                   [Eupatorium bahamense]
                                             Chromolaena bertholdii
                                                   [Eupatorium bertholdii var. stenophyllum]
                                             Chromolaena bigelovii
                                                   [Eupatorium bigelovii]
                                                   [Eupatorium madrense]
                                                   [Eupatorium turbinatum]
                                             Chromolaena borinquensis
                                             Chromolaena breedlovei
                                             Chromolaena bullata
                                             Chromolaena caaguazuensis
                                             Chromolaena callilepis
                                             Chromolaena chaseae
                                                   [Eupatorium chaseae]
                                             Chromolaena christieana
                                             Chromolaena chrysosticta
                                                   [Eupatorium chrysostictum]
                                             Chromolaena clematitis
                                                   [Eupatorium clematitis]
                                             Chromolaena collina
                                                   [Chromolaena mendezii]
                                                   [Eupatorium collinum]
                                                   [Eupatorium mendezii]
                                                   [Eupatorium stillingiifolium]
                                             Chromolaena congesta
                                             Chromolaena connivens
                                                   [Eupatorium connivens]
                                             Chromolaena corymbosa
                                                   [Eupatorium atriplicifolium]
                                                   [Eupatorium repandum]
                                             Chromolaena cryptantha
                                             Chromolaena dussii
                                                   [Eupatorium dussii]
                                             Chromolaena elliptica
                                             Chromolaena epaleacea
                                             Chromolaena extensa
                                             Chromolaena farinosa
                                                   [Eupatorium farinosum]
                                             Chromolaena frustrata
                                             Chromolaena geraniifolia
                                             Chromolaena glaberrima
                                                   [Chromolaena oerstediana]
                                                   [Eupatorium glaberrimum]
                                                   [Eupatorium michelianum]
                                                   [Eupatorium oerstedianum]
                                                   [Eupatorium vernonioides]
                                             Chromolaena haenkeana
                                                   [Chromolaena ortegae]
                                                   [Eupatorium haenkeanum var. velutinum]
                                                   [Eupatorium ortegae]
                                             Chromolaena heteroclinia
                                                   [Eupatorium heteroclinium]
                                             Chromolaena heterosquamea
                                                   [Eupatorium heterosquameum]
                                             Chromolaena hirsuta
                                             Chromolaena hookeriana
                                             Chromolaena horminoides
                                                   [Eupatorium horminoides]
                                             Chromolaena hypodictya
                                                   [Eupatorium hypodictyon]
                                             Chromolaena impetiolaris
                                                   [Eupatorium impetiolaris]
                                             Chromolaena integrifolia
                                                   [Eupatorium integrifolium]
                                             Chromolaena iridolepis
                                                   [Eupatorium iridolepis]
                                             Chromolaena ivaefolia
                                                   [Eupatorium ivaefolium]
                                             Chromolaena ivifolia
                                                   [Eupatorium furcatum]
                                                   [Eupatorium guanaiense]
                                                   [Eupatorium ivifolium]
                                                   [Eupatorium neurolepis]
                                                   [Osmia ivifolia]
                                             Chromolaena kleinii
                                             Chromolaena laevigata
                                                   [Eupatorium psiadiifolium var. tereticaule]
                                             Chromolaena leptocephala
                                             Chromolaena leucocephala
                                                   [Eupatorium calamocephalum]
                                             Chromolaena lucayana
                                                   [Eupatorium lucayanum]
                                             Chromolaena lundellii
                                             Chromolaena macrodon
                                                   [Eupatorium macrodon]
                                             Chromolaena meridensis
                                             Chromolaena misella
                                                   [Eupatorium misellum]
                                             Chromolaena mucronata
                                                   [Chromolaena polyantha]
                                             Chromolaena odorata
                                                   [Eupatorium divergens]
                                                   [Eupatorium graciliflorum]
                                                   [Eupatorium klattii]
                                                   [Eupatorium sabeanum]
                                                   [Osmia odorata]
                                             Chromolaena opadoclinia
                                                   [Eupatoriastrum opadoclinium]
                                             Chromolaena orbignyana
                                                   [Chromolaena densiflora]
                                                   [Eupatorium densiflorum]
                                             Chromolaena ossaeana
                                                   [Eupatorium ossaeanum]
                                             Chromolaena oteroi
                                             Chromolaena ovaliflora
                                                   [Eupatorium ovaliflorum]
                                             Chromolaena oxylepis
                                             Chromolaena palmaris
                                                   [Eupatorium palmare]
                                             Chromolaena pedalis
                                                   [Eupatorium pedale]
                                             Chromolaena pedunculosa
                                             Chromolaena pulchella
                                                   [Eupatorium pulchellum var. angustifolium]
                                             Chromolaena quercetorum
                                                   [Eupatorium quercetorum]
                                             Chromolaena rojasii
                                                   [Eupatorium rojasii]
                                             Chromolaena sagittata
                                                   [Eupatorium sagittatum var. deltophyllum]
                                                   [Eupatorium sagittatum]
                                               Chromolaena sagittata var. sagittata
                                             Chromolaena sanctopaulensis
                                             Chromolaena sinuata
                                                   [Eupatorium canescens var. adenocarpum]
                                                   [Eupatorium canescens]
                                                   [Eupatorium sinuatum var. desportesii]
                                                   [Eupatorium sinuatum var. viscigerum]
                                             Chromolaena squalida
                                                   [Eupatorium squalidum]
                                             Chromolaena stachyophylla
                                             Chromolaena stillingiaefolia
                                                   [Eupatorium stillingiaefolium]
                                             Chromolaena subscandens
                                                   [Eupatorium subscandens]
                                             Chromolaena tacotana
                                             Chromolaena tamaulipasensis
                                             Chromolaena trigonocarpa
                                                   [Chromolaena mononeura]
                                                   [Eupatorium mononeurum]
                                                   [Eupatorium punctatum]
                                                   [Eupatorium trigonocarpum]
                                             Chromolaena ulei
                                             Chromolaena uromeres
                                                   [Eupatorium uromeres]
                                             Chromolaena urticoides
                                                   [Eupatorium urticoides]
                                             Chromolaena verbenacea
                                             Chromolaena voglii
                                             Chromolaena xylorhiza
                                     Chromolepis
                                           [Stephanopholis]
                                             Chromolepis heterophylla
                                                   [Leptosyne pinnata var. integrifolia]
                                     Chrysactinia
                                             Chrysactinia acerosa
                                             Chrysactinia lehtoae
                                             Chrysactinia luzmariae
                                             Chrysactinia mexicana
                                             Chrysactinia pinnata
                                             Chrysactinia truncata
                                     Chrysactinium
                                             Chrysactinium acaule
                                             Chrysactinium hieracioides
                                     Chrysanthellum
                                             Chrysanthellum americanum
                                                   [Chrysanthellum americana]
                                                   [Chrysanthellum procumbens]
                                             Chrysanthellum filiforme
                                             Chrysanthellum indicum
                                               Chrysanthellum indicum subsp. afroamericanum
                                                     [Chrysanthellum tuberculatum]
                                                     [Plagiocheilus erectus]
                                               Chrysanthellum indicum subsp. mexicanum
                                                     [Coreopsis diffusa]
                                               Chrysanthellum indicum var. afroamericanum
                                                     [Hinterhubera kotschyi]
                                               Chrysanthellum indicum var. mexicanum
                                             Chrysanthellum integrifolium
                                             Chrysanthellum involutum
                                             Chrysanthellum keilii
                                             Chrysanthellum mexicanum
                                             Chrysanthellum michoacanum
                                             Chrysanthellum perennans
                                             Chrysanthellum pilzii
                                             Chrysanthellum pusillum
                                             Chrysanthellum tamaulipense
                                     Chrysanthemoides
                                             Chrysanthemoides monilifera
                                     Chrysanthemum
                                             Chrysanthemum anethifolium
                                             Chrysanthemum arcticum
                                               Chrysanthemum arcticum subsp. arcticum
                                                     [Arctanthemum arcticum subsp. polare]
                                                     [Dendranthema arcticum subsp. arcticum]
                                                     [Dendranthema arcticum subsp. polare]
                                                     [Dendranthema arcticum]
                                                     [Leucanthemum arcticum]
                                               Chrysanthemum arcticum subsp. polare
                                               Chrysanthemum arcticum var. polare
                                             Chrysanthemum arisanense
                                             Chrysanthemum bipinnatum
                                               Chrysanthemum bipinnatum subsp. huronense
                                             Chrysanthemum boreale
                                             Chrysanthemum cinerariifolium
                                             Chrysanthemum coccineum
                                             Chrysanthemum coreanum
                                             Chrysanthemum coronopifolium
                                             Chrysanthemum corymbosum
                                             Chrysanthemum cuneifolium
                                             Chrysanthemum fastigiatum
                                                   [Ajania fastigiata]
                                             Chrysanthemum grandiflorum
                                             Chrysanthemum horaimontanum
                                             Chrysanthemum integrifolium
                                             Chrysanthemum japonicum
                                                   [Chrysanthemum makinoi var. wakasaense]
                                                   [Chrysanthemum makinoi]
                                             Chrysanthemum lacustre
                                             Chrysanthemum lavandulifolium
                                                   [Dendranthema boreale]
                                                   [Dendranthema lavandulifolium]
                                             Chrysanthemum majus
                                             Chrysanthemum maximum
                                             Chrysanthemum morifolium
                                                   [Chrysanthemum morifolium subsp. gracile]
                                                   [Chrysanthemum sinense]
                                             Chrysanthemum morii
                                             Chrysanthemum nipponicum
                                             Chrysanthemum occidentalijaponense
                                                   [Chrysanthemum ornatum var. spontaneum]
                                             Chrysanthemum oreastrum
                                             Chrysanthemum ornatum
                                                   [Chrysanthemum marginatum]
                                             Chrysanthemum pacificum
                                             Chrysanthemum pallens
                                             Chrysanthemum parthenium
                                             Chrysanthemum procumbens
                                             Chrysanthemum roseum
                                             Chrysanthemum rupestre
                                             Chrysanthemum shimotomaii
                                             Chrysanthemum x morifolium
                                                   [Dendranthema grandiflorum]
                                                   [Dendranthema x grandiflorum]
                                             Chrysanthemum x superbum
                                             Chrysanthemum yoshinaganthum
                                             Chrysanthemum zawadskii
                                                   [Chrysanthemum weyrichii]
                                                   [Dendranthema zawadskii]
                                             Chrysanthemum zawadzkii
                                               Chrysanthemum zawadzkii subsp. zawadzkii
                                                     [Chrysanthemum sibiricum]
                                                     [Dendranthema weyrichii]
                                             Chrysanthemum ×ogawae
                                     Chrysanthoglossum
                                             Chrysanthoglossum deserticola
                                             Chrysanthoglossum trifurcatum
                                     Chrysocoma
                                             Chrysocoma capillacea
                                             Chrysocoma cernua
                                                   [Chrysocoma coma-aurea]
                                             Chrysocoma ciliata
                                                   [Chrysocoma microcephala]
                                                   [Chrysocoma tenuifolia]
                                             Chrysocoma graminifolia
                                             Chrysocoma linosyris
                                             Chrysocoma mozambicensis
                                             Chrysocoma nudata
                                             Chrysocoma puberula
                                             Chrysocoma rigidula
                                                   [Felicia rigidula]
                                             Chrysocoma valida
                                     Chrysogonum
                                             Chrysogonum australe
                                             Chrysogonum repens
                                             Chrysogonum virginianum
                                               Chrysogonum virginianum var. australe
                                               Chrysogonum virginianum var. brevistolon
                                               Chrysogonum virginianum var. dentatum
                                               Chrysogonum virginianum var. virginianum
                                     Chrysolaena
                                             Chrysolaena campestris
                                                   [Vernonia campestris]
                                             Chrysolaena cognata
                                             Chrysolaena desertorum
                                                   [Vernonia desertorum]
                                             Chrysolaena flexuosa
                                                   [Vernonia flexuosa]
                                             Chrysolaena herbacea
                                                   [Vernonia herbacea]
                                             Chrysolaena lithospermifolia
                                                   [Vernonia lithospermifolia]
                                             Chrysolaena obovata
                                                   [Vernonia paucifolia]
                                             Chrysolaena oligophylla
                                                   [Vernonia hypochlora]
                                             Chrysolaena platensis
                                                   [Vernonia cognata]
                                                   [Vernonia platensis]
                                             Chrysolaena propinqua
                                                   [Vernonia propinqua]
                                             Chrysolaena simplex
                                                   [Lessingianthus simplex]
                                                   [Vernonia simplex]
                                             Chrysolaena verbascifolia
                                                   [Vernonia verbascifolia]
                                     Chrysoma
                                             Chrysoma fasciculata
                                             Chrysoma laricifolia
                                             Chrysoma pauciflosculosa
                                             Chrysoma solidaginoides
                                     Chrysopis
                                             Chrysopis latisquamea
                                     Chrysopsis
                                             Chrysopsis adenolepis
                                             Chrysopsis alpicola
                                               Chrysopsis alpicola var. glomerata
                                             Chrysopsis angustifolia
                                                   [Chrysopsis villosa var. angustifolia]
                                             Chrysopsis arenaria
                                             Chrysopsis aspera
                                             Chrysopsis asprella
                                             Chrysopsis ballardii
                                             Chrysopsis barbata
                                             Chrysopsis bolanderi
                                                   [Chrysopsis villosa var. bolanderi]
                                             Chrysopsis breweri
                                               Chrysopsis breweri var. multibracteata
                                             Chrysopsis californica
                                             Chrysopsis camphorata
                                                   [Chrysopsis villosa var. camphorata]
                                             Chrysopsis compacta
                                             Chrysopsis cooperi
                                             Chrysopsis cruiseana
                                             Chrysopsis delaneyi
                                             Chrysopsis depressa
                                             Chrysopsis echioides
                                                   [Chrysopsis villosa var. echioides]
                                             Chrysopsis elata
                                             Chrysopsis falcata
                                             Chrysopsis fastigiata
                                                   [Chrysopsis villosa var. fastigiata]
                                             Chrysopsis flexuosa
                                             Chrysopsis floridana
                                             Chrysopsis gigantea
                                             Chrysopsis godfreyi
                                                   [Chrysopsis godfreyi f. viridis]
                                                   Chrysopsis godfreyi f. godfreyi
                                             Chrysopsis gossypina
                                                   Chrysopsis gossypina f. gossypina
                                               Chrysopsis gossypina gossypina
                                               Chrysopsis gossypina subsp. cruiseana
                                               Chrysopsis gossypina subsp. gossypina
                                                     [Chrysopsis arenicola]
                                                     [Chrysopsis decumbens]
                                                     [Chrysopsis gossypina f. trichophylla]
                                                     [Chrysopsis longii]
                                                     [Chrysopsis trichophylla]
                                                     [Heterotheca gossypina]
                                                     [Heterotheca trichophylla]
                                                     [Inula gossypina]
                                                   Chrysopsis gossypina subsp. gossypina f. gossypina
                                               Chrysopsis gossypina subsp. hyssopifolia
                                             Chrysopsis gracilis
                                             Chrysopsis graminifolia
                                               Chrysopsis graminifolia var. aspera
                                               Chrysopsis graminifolia var. graminifolia
                                               Chrysopsis graminifolia var. latifolia
                                               Chrysopsis graminifolia var. microcephala
                                             Chrysopsis highlandsensis
                                             Chrysopsis hirtella
                                             Chrysopsis hyssopifolia
                                             Chrysopsis jonesii
                                             Chrysopsis lanuginosa
                                             Chrysopsis latifolia
                                             Chrysopsis latisquamea
                                             Chrysopsis linearifolia
                                               Chrysopsis linearifolia linearifolia
                                               Chrysopsis linearifolia subsp. dressii
                                               Chrysopsis linearifolia subsp. linearifolia
                                             Chrysopsis mariana
                                               Chrysopsis mariana var. floridana
                                               Chrysopsis mariana var. macradenia
                                             Chrysopsis microcephala
                                             Chrysopsis mixta
                                             Chrysopsis nervosa
                                             Chrysopsis nivea
                                             Chrysopsis oligantha
                                             Chrysopsis oregona
                                               Chrysopsis oregona var. compacta
                                               Chrysopsis oregona var. oregana
                                               Chrysopsis oregona var. rudis
                                               Chrysopsis oregona var. scaberrima
                                             Chrysopsis pinifolia
                                             Chrysopsis pumila
                                             Chrysopsis ruthii
                                             Chrysopsis scabrella
                                             Chrysopsis scabrifolia
                                             Chrysopsis sessiliflora
                                                   [Chrysopsis villosa var. sessiliflora]
                                               Chrysopsis sessiliflora var. sessiliflora
                                             Chrysopsis shastensis
                                             Chrysopsis stenophylla
                                                   [Chrysopsis hispida var. stenophylla]
                                                   [Chrysopsis villosa var. stenophylla]
                                             Chrysopsis subulata
                                             Chrysopsis tracyi
                                             Chrysopsis wrightii
                                     Chrysothamnus
                                             Chrysothamnus affinis
                                             Chrysothamnus angustus
                                             Chrysothamnus bakeri
                                             Chrysothamnus bloomeri
                                             Chrysothamnus californicus
                                             Chrysothamnus confinis
                                             Chrysothamnus consimilis
                                             Chrysothamnus corymbosus
                                             Chrysothamnus depressus
                                                   [Bigelowia depressa]
                                                   [Ericameria depressa]
                                                   [Linosyris depressa]
                                             Chrysothamnus douglasii
                                             Chrysothamnus eremobius
                                             Chrysothamnus filifolius
                                             Chrysothamnus greenei
                                                   [Chrysothamnus greenei subsp. filifolius]
                                                   [Chrysothamnus greenei subsp. greenei]
                                                   [Chrysothamnus greenei var. filifolius]
                                                   [Ericameria filifolia]
                                             Chrysothamnus humilis
                                                   [Chrysothamnus viscidiflorus subsp. humilis]
                                                   [Chrysothamnus viscidiflorus var. humilis]
                                                   [Ericameria humilis]
                                             Chrysothamnus latifolius
                                             Chrysothamnus marianus
                                             Chrysothamnus molestus
                                                   [Chrysothamnus viscidiflorus var. molestus]
                                                   [Ericameria molesta]
                                             Chrysothamnus nevadensis
                                             Chrysothamnus newberryi
                                             Chrysothamnus nivecaulis
                                             Chrysothamnus oreophilus
                                             Chrysothamnus patens
                                             Chrysothamnus pinifolius
                                             Chrysothamnus pulchellus
                                                   [Chrysothamnus pulchellus subsp. elatior]
                                                   [Chrysothamnus pulchellus subsp. pulchellus]
                                                   [Ericameria pulchella var. elatior]
                                                   [Ericameria pulchella]
                                               Chrysothamnus pulchellus pulchellus
                                             Chrysothamnus scoparius
                                             Chrysothamnus scopulorum
                                                   [Haplopappus scopulorum var. canonis]
                                                   [Haplopappus scopulorum var. scopulorum]
                                                   [Hesperodoria scopulorum]
                                                   [Isocoma scopulorum]
                                             Chrysothamnus spathulatus
                                                   [Chrysothamnus viscidiflorus var. ludens]
                                                   [Ericameria spathulata]
                                             Chrysothamnus stylosus
                                                   [Grindelia stylosa]
                                                   [Vanclevea stylosa]
                                             Chrysothamnus tortifolius
                                             Chrysothamnus vaseyi
                                                   [Bigelovia vaseyi]
                                                   [Ericameria vaseyi]
                                             Chrysothamnus viscidiflorus
                                                   [Chrysothamnus glaucus]
                                                   [Chrysothamnus pumilus var. acuminatus]
                                                   [Chrysothamnus pumilus var. latus]
                                                   [Chrysothamnus stenolepis]
                                               Chrysothamnus viscidiflorus subsp. axillaris
                                                     [Chrysothamnus axillaris]
                                                     [Ericameria viscidiflora subsp. axillaris]
                                               Chrysothamnus viscidiflorus subsp. lanceolatus
                                                     [Chrysothamnus lanceolatus]
                                                     [Chrysothamnus viscidiflorus subsp. elegans]
                                                     [Chrysothamnus viscidiflorus var. elegans]
                                                     [Chrysothamnus viscidiflorus var. lanceolatus]
                                                     [Ericameria viscidiflora subsp. lanceolata]
                                               Chrysothamnus viscidiflorus subsp. planifolius
                                                     [Ericameria viscidiflora subsp. planifolia]
                                               Chrysothamnus viscidiflorus subsp. puberulus
                                                     [Chrysothamnus puberulus]
                                                     [Chrysothamnus viscidiflorus var. puberulus]
                                                     [Ericameria viscidiflora subsp. puberula]
                                               Chrysothamnus viscidiflorus subsp. viscidiflorus
                                                     [Chrysothamnus pumilus var. varus]
                                                     [Chrysothamnus pumilus]
                                                     [Chrysothamnus viscidiflorus subsp. latifolius]
                                                     [Ericameria viscidiflora var. latifolia]
                                               Chrysothamnus viscidiflorus var. latifolius
                                               Chrysothamnus viscidiflorus var. serrulatus
                                               Chrysothamnus viscidiflorus var. stenophyllus
                                                     [Chrysothamnus stenophyllus]
                                                     [Chrysothamnus viscidiflorus subsp. stenophyllus]
                                                     [Ericameria viscidiflora var. stenophylla]
                                               Chrysothamnus viscidiflorus var. tortifolius
                                               Chrysothamnus viscidiflorus var. viscidiflorus
                                                     [Chrysothamnus viscidiflorus subsp. pumilus]
                                                     [Chrysothamnus viscidiflorus subsp. typicus]
                                                     [Chrysothamnus viscidiflorus var. pumilus]
                                                     [Chrysothamnus viscidiflorus var. typicus]
                                                     [Ericameria viscidiflora]
                                               Chrysothamnus viscidiflorus viscidiflorus
                                             Chrysothamnus vulcanicus
                                             Chrysothamnus zionis
                                     Chthonia
                                             Chthonia glaucescens
                                     Chthonocephalus
                                             Chthonocephalus pseudevax
                                     Chucoa
                                     Chuquiraga
                                             Chuquiraga acanthophylla
                                             Chuquiraga atacamensis
                                             Chuquiraga aurea
                                             Chuquiraga avellanedae
                                             Chuquiraga brasiliensis
                                             Chuquiraga erinacea
                                               Chuquiraga erinacea subsp. erinacea
                                             Chuquiraga insignis
                                             Chuquiraga jussieui
                                                   [Chuquiraga microphylla]
                                             Chuquiraga kingii
                                             Chuquiraga longiflora
                                             Chuquiraga macrocephala
                                             Chuquiraga morenonis
                                             Chuquiraga oblongifolia
                                             Chuquiraga oppositifolia
                                             Chuquiraga parviflora
                                             Chuquiraga rosulata
                                             Chuquiraga rotundifolia
                                             Chuquiraga ruscifolia
                                             Chuquiraga spinosa
                                             Chuquiraga straminea
                                             Chuquiraga ulicina
                                     Cicerbita
                                             Cicerbita macrophylla
                                                   [Cicerbita macrophylla subsp. macrophylla]
                                             Cicerbita microcephala
                                                   [Cephalorrhynchus microcephalus]
                                             Cicerbita rechingeriana
                                                   [Cephalorrhynchus rechingerianus]
                              Cichorioideae
                                     Aetheorhiza
                                             Aetheorhiza bulbosa
                                     Aslia
                                             Aslia calyculata
                                                   [Scorzonera calyculata]
                                     Avellara
                                             Avellara fistulosa
                                                   [Scorzonera fistulosa]
                                     Epilasia
                                     Faberia
                                             Faberia silhetensis
                                               Faberia silhetensis subsp. silhetensis
                                                     [Crepis silhetensis]
                                             Faberia sinensis
                                     Garhadiolus
                                             Garhadiolus hedypnois
                                                   [Garhadiolus angulosus]
                                                   [Garhadiolus minutissimus]
                                     Heteroderis
                                             Heteroderis pusilla
                                     Hispidella
                                     Melanoseris
                                           [Parasyncalathium]
                                             Melanoseris atropurpurea
                                                   [Chaetoseris grandiflora]
                                             Melanoseris brunoniana
                                                   [Lactuca brunoniana]
                                                   [Prenanthes brunoniana]
                                             Melanoseris cyanea
                                                   [Lactuca hastata]
                                             Melanoseris henryi
                                                   [Prenanthes henryi]
                                             Melanoseris lessertiana
                                                   [Lactuca lessertiana]
                                               Melanoseris lessertiana var. lyrata
                                                     [Lactuca lessertiana subsp. lyrata]
                                             Melanoseris souliei
                                                   [Parasyncalathium souliei]
                                                   [Syncalathium souliei]
                                             Melanoseris violifolia
                                                   [Lactuca sikkimensis]
                                                   [Lactuca violifolia]
                                     Ramaliella
                                             Ramaliella acanthoclada
                                                   [Scorzonera acanthoclada]
                                             Ramaliella amasiana
                                                   [Scorzonera pontica]
                                             Ramaliella tau-saghyz
                                                   [Scorzonera tau-saghyz]
                                             Ramaliella tortuosissima
                                                   [Scorzonera tortuosissima]
                                     Syncalathium
                                             Syncalathium disciforme
                                                   [Syncalathium qinghaiense]
                                     Cichorium
                                             Cichorium calvum
                                             Cichorium divaricatum
                                             Cichorium endivia
                                             Cichorium intybus
                                                   [Cichorium intybus var. foliosum]
                                                   [Cichorium intybus var. sativum]
                                                   Cichorium intybus f. album
                                                   Cichorium intybus f. intybus
                                               Cichorium intybus var. intybus
                                             Cichorium pumilum
                                                   [Cichorium intybus subsp. divaricatum]
                                             Cichorium spinosum
                                     Cineraria
                                             Cineraria abyssinica
                                                   [Cineraria abyssinica f. rothii]
                                                   [Cineraria sebaldii]
                                             Cineraria anampoza
                                                   [Senecio anampoza]
                                                   Cineraria anampoza f. anampoza
                                                   Cineraria anampoza f. hygrophila
                                                         [Cineraria hygrophila]
                                             Cineraria atriplicifolia
                                             Cineraria aurantiaca
                                             Cineraria austrotransvaalensis
                                             Cineraria canescens
                                             Cineraria deltoidea
                                                   [Cineraria bequaertii]
                                                   [Cineraria bracteosa]
                                                   [Cineraria buchananii]
                                                   [Cineraria densiflora]
                                                   [Cineraria grandiflora]
                                                   [Cineraria kilimandscharica]
                                                   [Cineraria laxiflora]
                                                   [Cineraria monticola]
                                                   [Cineraria prittwitzii]
                                                   [Senecio kirschsteineanus]
                                                   [Senecio schubotzianus]
                                             Cineraria erodioides
                                               Cineraria erodioides var. tomentosa
                                             Cineraria geifolia
                                             Cineraria gracilis
                                             Cineraria huilensis
                                             Cineraria lobata
                                               Cineraria lobata subsp. lobata
                                               Cineraria lobata subsp. soutpansbergensis
                                             Cineraria longifolia
                                             Cineraria longipes
                                             Cineraria lyrata
                                             Cineraria lyratiformis
                                             Cineraria magnicephala
                                             Cineraria maritima
                                             Cineraria mazoensis
                                               Cineraria mazoensis var. graniticola
                                               Cineraria mazoensis var. mazoensis
                                             Cineraria multiflora
                                             Cineraria parvifolia
                                             Cineraria pinnata
                                             Cineraria platycarpa
                                             Cineraria pulchra
                                             Cineraria saxifraga
                                             Cineraria vallis-pacis
                                     Cirsium
                                             Cirsium acantholepis
                                                   [Cnicus acantholepis]
                                               Cirsium acantholepis var. heterolepis
                                             Cirsium acaule
                                               Cirsium acaule subsp. acaule
                                                     [Carduus acaulis]
                                             Cirsium acaulon
                                                   [Cnicus acaulis]
                                             Cirsium acrolepis
                                             Cirsium aduncum
                                             Cirsium affine
                                             Cirsium alatum
                                                   [Cirsium elodes]
                                                   [Serratula alata]
                                             Cirsium alsophilum
                                             Cirsium altissimum
                                                   [Carduus altissimus]
                                                   [Cirsium altissimum var. biltmoreanum]
                                                   [Cirsium iowense]
                                                   [Cnicus altissimus]
                                                   [Cnicus iowensis]
                                               Cirsium altissimum var. filipendulum
                                             Cirsium amplexifolium
                                             Cirsium amplifolium
                                             Cirsium anartiolepis
                                             Cirsium andersonii
                                             Cirsium andrewsii
                                                   [Cnicus andrewsii]
                                             Cirsium arachnoideum
                                             Cirsium araneans
                                             Cirsium arcuum
                                             Cirsium argyracanthum
                                             Cirsium aridum
                                             Cirsium arizonicum
                                               Cirsium arizonicum arizonicum
                                               Cirsium arizonicum var. arizonicum
                                                     [Cnicus arizonicus]
                                               Cirsium arizonicum var. bipinnatum
                                                     [Carduus pulchellus]
                                                     [Carduus truncatus]
                                                     [Cirsium bipinnatum]
                                                     [Cirsium calcareum var. bipinnatum]
                                                     [Cirsium calcareum var. pulchellum]
                                                     [Cirsium calcareum]
                                                     [Cirsium pulchellum subsp. bipinnatum]
                                                     [Cirsium pulchellum var. glabrescens]
                                                     [Cirsium pulchellum]
                                                     [Cnicus calcareus]
                                                     [Cnicus drummondii var. bipinnatus]
                                                     [Cnicus rothrockii var. diffusus]
                                               Cirsium arizonicum var. chellyense
                                               Cirsium arizonicum var. nidulum
                                                     [Cirsium nidulum]
                                               Cirsium arizonicum var. rothrockii
                                                     [Carduus rothrockii]
                                                     [Cirsium diffusum]
                                                     [Cirsium pulchellum subsp. diffusum]
                                                     [Cirsium rothrockii]
                                                     [Cnicus rothrockii]
                                               Cirsium arizonicum var. tenuisectum
                                             Cirsium arvense
                                                   [Breea arvensis]
                                                   [Breea incana]
                                                   [Carduus arvensis]
                                                   [Cirsium arvense var. argenteum]
                                                   [Cirsium arvense var. horridum]
                                                   [Cirsium arvense var. integrifolium]
                                                   [Cirsium arvense var. mite]
                                                   [Cirsium arvense var. vestitum]
                                                   [Cirsium incanum]
                                                   [Cirsium neglectum]
                                                   [Cirsium ochrolepidium]
                                                   [Cirsium setosum]
                                                   [Serratula arvensis]
                                                   Cirsium arvense f. albiflorum
                                               Cirsium arvense var. arvense
                                             Cirsium barnebyi
                                             Cirsium basaseachense
                                             Cirsium bicentenariale
                                             Cirsium botrys
                                             Cirsium brachycephalum
                                             Cirsium brevicaule
                                             Cirsium brevifolium
                                                   [Carduus palousensis]
                                             Cirsium brevistylum
                                             Cirsium breweri
                                               Cirsium breweri var. canescens
                                               Cirsium breweri var. lanosissimum
                                               Cirsium breweri var. wrangelii
                                             Cirsium buchwaldii
                                             Cirsium campylon
                                             Cirsium candelabrum
                                             Cirsium canescens
                                                   [Carduus nebraskensis]
                                                   [Carduus nelsonii]
                                                   [Carduus plattense var. spinosior]
                                                   [Carduus plattensis]
                                                   [Carduus undulatus var. canescens]
                                                   [Cirsium nebraskense var. formidolosum]
                                                   [Cirsium nebraskense]
                                                   [Cirsium nelsonii]
                                                   [Cirsium plattense]
                                                   [Cnicus nelsonii]
                                             Cirsium canovirens
                                             Cirsium canum
                                             Cirsium carniolicum
                                             Cirsium carolinianum
                                                   [Carduus flaccidus]
                                             Cirsium caucasicum
                                             Cirsium centaureae
                                             Cirsium cernuum
                                             Cirsium chellyense
                                             Cirsium chinense
                                             Cirsium chrysacanthum
                                             Cirsium chuskaense
                                             Cirsium ciliolatum
                                                   [Cirsium undulatum var. ciliolatum]
                                             Cirsium clavatum
                                               Cirsium clavatum var. americanum
                                               Cirsium clavatum var. clavatum
                                               Cirsium clavatum var. osterhoutii
                                                     [Cirsium griseum var. osterhoutii]
                                             Cirsium clokeyi
                                                   [Cirsium eatonii var. clokeyi]
                                             Cirsium coahuilense
                                             Cirsium confertissimum
                                             Cirsium consociatum
                                             Cirsium conspicuum
                                                   [Cnicus conspicuus]
                                             Cirsium coulteri
                                             Cirsium crassicaule
                                             Cirsium creticum
                                             Cirsium culebraense
                                             Cirsium cymosum
                                               Cirsium cymosum var. canovirens
                                                     [Carduus canovirens]
                                               Cirsium cymosum var. cymosum
                                             Cirsium davisii
                                             Cirsium dender
                                             Cirsium discolor
                                                   [Cirsium discolor f. albiflorum]
                                             Cirsium dissectum
                                                   [Cirsium anglicum]
                                                   [Cirsium pratense]
                                             Cirsium douglasii
                                               Cirsium douglasii var. breweri
                                               Cirsium douglasii var. canescens
                                               Cirsium douglasii var. douglasii
                                             Cirsium drummondii
                                                   [Carduus drummondii]
                                                   [Cirsium coccinatum]
                                             Cirsium ducellieri
                                             Cirsium durangense
                                                   [Cirsium ochrocentrum var. durangense]
                                             Cirsium dyris
                                             Cirsium eatonii
                                                   [Cirsium eatonii var. harrisonii]
                                                   [Cirsium eriocephalum var. leiocephalum]
                                                   [Cirsium hookerianum var. eriocephalum]
                                                   [Cirsium olivescens]
                                                   [Cirsium polyphyllum]
                                                   [Cirsium tweedyi]
                                                   [Cnicus eatonii]
                                               Cirsium eatonii var. eatonii
                                               Cirsium eatonii var. eriocephalum
                                                     [Cnicus eriocephalus]
                                               Cirsium eatonii var. hesperium
                                               Cirsium eatonii var. murdockii
                                                     [Carduus polyphyllus]
                                                     [Carduus tweedyi]
                                               Cirsium eatonii var. peckii
                                               Cirsium eatonii var. viperinum
                                             Cirsium echinatum
                                             Cirsium echinus
                                                   [Cirsium carlinoides]
                                             Cirsium edule
                                                   [Cnicus hallii]
                                               Cirsium edule var. edule
                                               Cirsium edule var. macounii
                                               Cirsium edule var. wenatchense
                                             Cirsium ehrenbergii
                                             Cirsium engelmannii
                                                   [Cnicus altissimus var. filipendulus]
                                             Cirsium englerianum
                                             Cirsium eriophoroides
                                             Cirsium eriophorum
                                             Cirsium erisithales
                                                   [Cirsium flavescens]
                                             Cirsium esculentum
                                             Cirsium excelsius
                                                   [Cnicus excelsior]
                                             Cirsium falconeri
                                             Cirsium fargesii
                                             Cirsium faucium
                                             Cirsium ferox
                                             Cirsium filipendulum
                                             Cirsium flaccidum
                                             Cirsium flodmanii
                                                   [Carduus flodmanii]
                                                   [Cirsium nebraskense var. discissum]
                                                   [Cirsium oblanceolatum]
                                             Cirsium foliosum
                                                   [Cirsium foliosum var. minganense]
                                             Cirsium fontinale
                                                   [Cnicus fontinalis]
                                               Cirsium fontinale var. campylon
                                               Cirsium fontinale var. fontinale
                                               Cirsium fontinale var. obispoense
                                             Cirsium funkiae
                                             Cirsium giganteum
                                             Cirsium gilense
                                             Cirsium glabrum
                                             Cirsium grahami
                                             Cirsium grahamii
                                                   [Cnicus grahamii]
                                             Cirsium grayanum
                                             Cirsium greenei
                                             Cirsium griseum
                                               Cirsium griseum var. griseum
                                             Cirsium hallii
                                             Cirsium handelii
                                             Cirsium harrisonii
                                             Cirsium helenioides
                                             Cirsium henryi
                                             Cirsium heterophyllum
                                             Cirsium hillii
                                             Cirsium hookerianum
                                                   [Carduus hookerianus]
                                             Cirsium horridulum
                                                   [Carduus vittatus]
                                                   [Cirsium chrismarii]
                                                   [Cirsium horridulum f. elliottii]
                                                   [Cirsium horridulum subsp. horridulum]
                                               Cirsium horridulum var. elliottii
                                               Cirsium horridulum var. horridulum
                                               Cirsium horridulum var. megacanthum
                                                     [Cirsium megacanthum]
                                               Cirsium horridulum var. vittatum
                                             Cirsium howellii
                                             Cirsium humboldtense
                                             Cirsium hydrophilum
                                               Cirsium hydrophilum var. hydrophilum
                                               Cirsium hydrophilum var. vaseyi
                                             Cirsium hypoleucum
                                             Cirsium imbricatum
                                                   [Cnicus imbricatus]
                                             Cirsium inamoenum
                                                   [Carduus undulatus var. nevadensis]
                                               Cirsium inamoenum inamoenum
                                               Cirsium inamoenum var. davisii
                                               Cirsium inamoenum var. inamoenum
                                               Cirsium inamoenum var. inamoenum *
                                             Cirsium inornatum
                                             Cirsium interpositum
                                             Cirsium inundatum
                                             Cirsium jaliscoense
                                             Cirsium japonicum
                                                   [Cirsium japonicum var. australe]
                                                   [Cirsium japonicum var. horridum]
                                                   [Cnicus japonicus]
                                             Cirsium joannae
                                             Cirsium joanne
                                             Cirsium jorullense
                                                   [Cirsium jorullense subsp. enjorullense]
                                                   [Cirsium jorullense subsp. jorullense]
                                                   [Cirsium jorullense subsp. lanosum]
                                                   [Cirsium jorullense var. glabrescens]
                                                   [Cnicus jorullensis]
                                             Cirsium kagamontanum
                                             Cirsium kamtschaticum
                                             Cirsium kirbense
                                             Cirsium kosmelii
                                                   [Cnicus munitus]
                                             Cirsium laniflorum
                                             Cirsium lappoides
                                             Cirsium laterifolium
                                             Cirsium latifolium
                                             Cirsium lecontei
                                             Cirsium leo
                                             Cirsium leucocephalum
                                               Cirsium leucocephalum subsp. penicillatum
                                             Cirsium libanoticum
                                             Cirsium lineare
                                                   [Cirsium hupehense]
                                             Cirsium linearifolium
                                             Cirsium lipskyi
                                             Cirsium lomatolepis
                                             Cirsium loncholepis
                                             Cirsium longistylum
                                             Cirsium lucens
                                             Cirsium luzoniense
                                             Cirsium maackii
                                             Cirsium macounii
                                             Cirsium macvaughii
                                             Cirsium maritimum
                                             Cirsium maroccanum
                                             Cirsium matsumurae
                                             Cirsium mexicanum
                                                   [Cirsium costaricense]
                                             Cirsium microspicatum
                                               Cirsium microspicatum var. kiotoense
                                             Cirsium modestum
                                             Cirsium mohavense
                                                   [Carduus mohavensis]
                                                   [Cirsium virginensis]
                                             Cirsium mollissimum
                                             Cirsium monspessulanum
                                             Cirsium montanum
                                             Cirsium montigenum
                                             Cirsium murdockii
                                             Cirsium muticum
                                                   [Carduus muticus]
                                                   [Cirsium bigelovii]
                                                   [Cirsium muticum f. lactiflorum]
                                                   [Cirsium muticum var. monticola]
                                                   [Cirsium muticum var. subpinnatifidum]
                                                   [Cnicus muticus var. monticola]
                                                   [Cnicus muticus]
                                             Cirsium navajoense
                                             Cirsium neomexicanum
                                                   [Carduus inamoenus]
                                                   [Cirsium neomexicanum subsp. neomexicanum]
                                                   [Cirsium neomexicanum var. utahense]
                                                   [Cirsium utahense]
                                                   [Cirsium wallowense]
                                               Cirsium neomexicanum var. neomexicanum
                                             Cirsium nigriceps
                                             Cirsium nipponicum
                                               Cirsium nipponicum var. incomptum
                                                     [Cirsium comosum]
                                               Cirsium nipponicum var. shikokianum
                                               Cirsium nipponicum var. yoshinoi
                                             Cirsium nivale
                                                   [Cnicus nivalis]
                                             Cirsium norikurense
                                             Cirsium novoleonense
                                             Cirsium nuttalii
                                                   [Carduus glaber]
                                             Cirsium nuttallii
                                             Cirsium obvallatum
                                             Cirsium occidentale
                                                   [Carduus occidentalis]
                                               Cirsium occidentale occidentale
                                               Cirsium occidentale subsp. californicum
                                                     [Cirsium bernardinum]
                                               Cirsium occidentale var. californicum
                                                     [Carduus californicus]
                                                     [Cirsium californicum subsp. pseudoreglense]
                                                     [Cirsium californicum var. bernardinum]
                                                     [Cirsium californicum var. californicum]
                                                     [Cirsium californicum]
                                               Cirsium occidentale var. candidissimum
                                                     [Cirsium candidissimum]
                                                     [Cirsium pastoris]
                                               Cirsium occidentale var. compactum
                                               Cirsium occidentale var. coulteri
                                               Cirsium occidentale var. lucianum
                                               Cirsium occidentale var. occidentale
                                               Cirsium occidentale var. venustum
                                             Cirsium ochrocentrum
                                                   [Carduus ochrocentrus]
                                                   [Cnicus ochrocentrus]
                                               Cirsium ochrocentrum subsp. martinii
                                               Cirsium ochrocentrum subsp. ochrocentrum
                                               Cirsium ochrocentrum var. martinii
                                               Cirsium ochrocentrum var. ochrocentrum
                                               Cirsium ochrocentrum var. townsendii
                                             Cirsium odontolepis
                                             Cirsium oleraceum
                                                   [Cirsium braunii]
                                             Cirsium opacum
                                                   [Cirsium lucens var. opacum]
                                             Cirsium orizabense
                                                   [Cnicus orizabensis]
                                             Cirsium osseticum
                                               Cirsium osseticum subsp. tricholoma
                                                     [Cirsium tricholoma]
                                             Cirsium osterhoutii
                                             Cirsium ownbeyi
                                             Cirsium pablillo
                                             Cirsium pallidum
                                             Cirsium palousense
                                             Cirsium palustre
                                                   [Carduus palustris]
                                             Cirsium pannonicum
                                             Cirsium parryi
                                                   [Carduus pallidus]
                                                   [Carduus viridiflorus]
                                               Cirsium parryi subsp. mogollonicum
                                               Cirsium parryi subsp. parryi
                                                     [Cnicus parryi]
                                             Cirsium pascuarense
                                             Cirsium peckii
                                             Cirsium pectinellum
                                                   [Cirsium kamtschaticum subsp. pectinellum]
                                             Cirsium pendulum
                                                   [Cnicus pendulus]
                                             Cirsium perplexans
                                             Cirsium pinetorum
                                             Cirsium pitcheri
                                                   [Cirsium pitcheri f. magenteum]
                                                   [Cnicus pitcheri]
                                             Cirsium praeteriens
                                             Cirsium pringlei
                                                   [Cnicus pringlei]
                                             Cirsium proteanum
                                             Cirsium pulcherrimum
                                                   [Carduus pulcherrimus]
                                               Cirsium pulcherrimum var. aridum
                                               Cirsium pulcherrimum var. pulcherrimum
                                             Cirsium pumilum
                                                   [Carduus odoratus]
                                                   [Carduus pumilus]
                                                   [Cirsium odoratum]
                                                   [Cirsium pumilum f. candidum]
                                                   [Cnicus odoratus]
                                                   [Cnicus pumilus]
                                               Cirsium pumilum subsp. hillii
                                               Cirsium pumilum subsp. pumilum
                                               Cirsium pumilum var. hillii
                                                     [Cnicus hillii]
                                               Cirsium pumilum var. pumilum
                                             Cirsium purpuratum
                                                   [Cnicus purpuratus]
                                             Cirsium pyrenaicum
                                             Cirsium quercetorum
                                               Cirsium quercetorum var. mendocinum
                                               Cirsium quercetorum var. quercetorum
                                               Cirsium quercetorum var. walkerianum
                                               Cirsium quercetorum var. xerolepis
                                             Cirsium radians
                                             Cirsium reglense
                                                   [Cnicus reglensis]
                                             Cirsium remotifolium
                                                   [Cirsium acanthodontum]
                                                   [Cirsium amblylepis]
                                                   [Cirsium callilepis var. oregonense]
                                                   [Cirsium callilepis var. pseudocarlinoides]
                                                   [Cirsium callilepis]
                                                   [Cirsium mendocinum]
                                                   [Cirsium oreganum]
                                                   [Cirsium remotifolium subsp. oregonense]
                                                   [Cirsium remotifolium subsp. pseudocarlinoides]
                                                   [Cirsium remotifolium subsp. remotifolium]
                                                   [Cirsium stenolepidum]
                                                   [Cnicus remotifolius]
                                               Cirsium remotifolium remotifolium
                                               Cirsium remotifolium var. odontolepis
                                                     [Cirsium callilepis var. callilepis]
                                                     [Cirsium remotifolium var. oregonense]
                                               Cirsium remotifolium var. remotifolium
                                               Cirsium remotifolium var. rivulare
                                             Cirsium repandum
                                             Cirsium revolutum
                                             Cirsium rhaphilepis
                                                   [Cnicus rhaphilepis]
                                             Cirsium rhizocephalum
                                             Cirsium rhothophilum
                                             Cirsium rivulare
                                                   [Cirsium rivulare f. salisburgense]
                                             Cirsium rusbyi
                                             Cirsium rydbergii
                                                   [Cirsium lactucinum]
                                             Cirsium scabrum
                                             Cirsium scapanolepis
                                             Cirsium scariosum
                                                   [Cirsium butleri]
                                                   [Cirsium congdonii]
                                                   [Cirsium erosum]
                                                   [Cirsium kelseyi]
                                                   [Cirsium lacerum]
                                                   [Cirsium magnificum]
                                                   [Cirsium minganense]
                                                   [Cirsium oreophilum]
                                                   [Cirsium x erosum]
                                               Cirsium scariosum var. americanum
                                                     [Cnicus carlinoides var. americanus]
                                               Cirsium scariosum var. citrinum
                                                     [Cirsium scariosum var. loncholepis]
                                               Cirsium scariosum var. coloradense
                                                     [Carduus kelseyi]
                                               Cirsium scariosum var. congdonii
                                               Cirsium scariosum var. robustum
                                               Cirsium scariosum var. scariosum
                                                     [Carduus butleri]
                                                     [Carduus magnificus]
                                               Cirsium scariosum var. thorneae
                                               Cirsium scariosum var. toiyabense
                                             Cirsium schimperi
                                                   [Cirsium schimperi var. inerme]
                                                   [Cnicus schimperi var. inermis]
                                                   [Cnicus schimperi]
                                             Cirsium scopulorum
                                                   [Carduus hookerianus var. eriocephalus]
                                                   [Carduus scopulorum]
                                                   [Cirsium eriocephalum]
                                                   [Cirsium hesperium]
                                             Cirsium semenovii
                                             Cirsium serratuloides
                                             Cirsium serrulatum
                                             Cirsium shansiense
                                                   [Cirsium lineare var. intermedium]
                                             Cirsium sidi-guinii
                                             Cirsium sieboldii
                                             Cirsium sieversii
                                                   [Echenais sieversii]
                                             Cirsium skutchii
                                             Cirsium smallii
                                             Cirsium souliei
                                             Cirsium spathulifolium
                                             Cirsium spicatum
                                                   [Cnicus spicatus]
                                             Cirsium spinosissimum
                                             Cirsium straminispinum
                                                   [Cirsium polyacanthum]
                                                   [Cnicus polyacanthus]
                                             Cirsium subcoriaceum
                                                   [Cirsium heterolepis]
                                                   [Cnicus pinnatisectus]
                                                   [Cnicus subcoriaceus]
                                             Cirsium subinerme
                                             Cirsium subniveum
                                             Cirsium subuliforme
                                             Cirsium suzukaense
                                             Cirsium tashiroi
                                             Cirsium tenuisectum
                                             Cirsium tenuisquamatum
                                             Cirsium terrae-nigrae
                                             Cirsium terraenigrae
                                             Cirsium texanum
                                                   [Carduus austrinus]
                                                   [Cirsium austrinum]
                                                   [Cirsium texanum var. stenolepis]
                                               Cirsium texanum var. texanum
                                             Cirsium tioganum
                                               Cirsium tioganum var. coloradense
                                                     [Carduus coloradensis]
                                                     [Cirsium coloradense]
                                               Cirsium tioganum var. tioganum
                                                     [Carduus americanus]
                                                     [Cirsium acaule var. americanum]
                                                     [Cirsium acaulescens]
                                                     [Cirsium americanum]
                                                     [Cirsium coloradense subsp. acaulescens]
                                                     [Cirsium coloradense subsp. longissimum]
                                                     [Cirsium drummondii subsp. lanatum]
                                                     [Cirsium drummondii subsp. latisquamum]
                                                     [Cirsium drummondii subsp. vexans]
                                                     [Cirsium drummondii var. acaulescens]
                                                     [Cirsium drummondii var. oregonense]
                                                     [Cirsium quercetorum var. citrinum]
                                                     [Cnicus drummondii var. acaulescens]
                                                     [Cnicus tioganus]
                                             Cirsium tolucanum
                                                   [Cnicus tolucanus]
                                             Cirsium townsendii
                                             Cirsium trachylepis
                                             Cirsium trachylomum
                                             Cirsium tracyi
                                                   [Carduus arcuatus]
                                                   [Cirsium undulatum var. tracyi]
                                             Cirsium triacanthum
                                             Cirsium tuberosum
                                                   [Cirsium bulbosum]
                                                   [Cirsium inerme]
                                             Cirsium tukuhnikivatzicum
                                             Cirsium turkestanicum
                                             Cirsium turneri
                                             Cirsium undulatum
                                                   [Cirsium undulatum f. album]
                                                   [Cnicus undulatus]
                                               Cirsium undulatum var. undulatum
                                                     [Carduus helleri]
                                                     [Carduus undulatus]
                                                     [Cirsium helleri]
                                                     [Cirsium megacephalum]
                                                     [Cirsium ochrocentrum var. helleri]
                                                     [Cirsium undulatum var. megacephalum]
                                                     [Cnicus undulatus var. megacephalus]
                                             Cirsium valdespinulosum
                                             Cirsium validus
                                             Cirsium vaseyi
                                               Cirsium vaseyi var. hydrophilum
                                             Cirsium velatum
                                             Cirsium vergelense
                                             Cirsium vernale
                                             Cirsium verutum
                                                   [Cnicus involucratus]
                                             Cirsium vinaceum
                                             Cirsium viperinum
                                             Cirsium virginense
                                             Cirsium virginianum
                                                   [Carduus revolutus]
                                             Cirsium vittatum
                                             Cirsium vlassovianum
                                             Cirsium vulgare
                                                   [Carduus lanceolatus]
                                                   [Carduus vulgaris]
                                                   [Cirsium abyssinicum]
                                                   [Cirsium lanceolatum var. hypoleucum]
                                                   [Cirsium lanceolatum]
                                                   [Cirsium silvaticum]
                                                   [Cnicus lanceolatus var. abyssinicus]
                                                   [Cnicus lanceolatus]
                                             Cirsium waldsteinii
                                             Cirsium walkerianum
                                             Cirsium wallichii
                                             Cirsium wheeleri
                                                   [Cirsium blumeri]
                                                   [Cirsium perennans]
                                                   [Cirsium wheeleri var. salinense]
                                                   [Cirsium wheeleri var. wheeleri]
                                                   [Cnicus wheeleri]
                                             Cirsium wrightii
                                             Cirsium x canalense
                                             Cirsium x crassum
                                             Cirsium x iowense
                                             Cirsium x vancouverense
                                             Cirsium yezoense
                                             Cirsium ×erucagineum
                                                   [Cirsium ×praemorsum]
                                             Cirsium ×hybridum
                                             Cirsium ×medium
                                                   [Carduus medius]
                                     Cladanthus
                                             Cladanthus arabicus
                                                   [Cladanthus proliferus]
                                             Cladanthus eriolepis
                                                   [Ormenis eriolepis]
                                             Cladanthus flahaultii
                                             Cladanthus mixtus
                                             Cladanthus scariosus
                                     Clappia
                                             Clappia suaedaefolia
                                             Clappia suaedifolia
                                     Clavigera
                                             Clavigera spinulosa
                                     Clibadium
                                             Clibadium acuminatum
                                                   [Clibadium parviceps]
                                             Clibadium anceps
                                                   [Clibadium pilonicum]
                                             Clibadium arboreum
                                                   [Clibadium oligandrum]
                                                   [Clibadium pueblanum]
                                             Clibadium armanii
                                             Clibadium divaricatum
                                             Clibadium eggersii
                                                   [Clibadium pittieri f. phrixium]
                                                   [Clibadium pittieri]
                                             Clibadium erosum
                                                   [Trixis erosa]
                                                   [Trixis erosum]
                                             Clibadium glomeratum
                                             Clibadium grandifolium
                                                   [Clibadium grande]
                                             Clibadium laxum
                                             Clibadium leiocarpum
                                                   [Clibadium schulzii]
                                             Clibadium leptophyllum
                                             Clibadium manabiense
                                             Clibadium pentaneuron
                                             Clibadium peruvianum
                                             Clibadium remotiflorum
                                             Clibadium sessile
                                                   [Clibadium subauriculatum]
                                             Clibadium sodiroi
                                                   [Clibadium mexiae]
                                             Clibadium sprucei
                                             Clibadium surinamense
                                                   [Clibadium asperum]
                                                   [Clibadium trinitatis]
                                             Clibadium sylvestre
                                                   [Clibadium appressipilum]
                                                   [Clibadium badieri]
                                                   [Clibadium havanense]
                                                   [Clibadium latifolium]
                                                   [Clibadium terebinthinaceum var. badieri]
                                                   [Clibadium vargasii]
                                             Clibadium terebinthinaceum
                                             Clibadium trianae
                                             Clibadium websteri
                                     Clomenocoma
                                             Clomenocoma laciniata
                                     Cnicothamnus
                                             Cnicothamnus lorentzii
                                     Cnicus
                                             Cnicus amplifolius
                                             Cnicus andersonii
                                             Cnicus arvensis
                                             Cnicus breweri
                                               Cnicus breweri var. vaseyi
                                             Cnicus clavatus
                                             Cnicus cynaroides
                                             Cnicus discolor
                                             Cnicus drummondii
                                             Cnicus horridulus
                                             Cnicus liebmannii
                                             Cnicus lilacinus
                                             Cnicus linearifolius
                                             Cnicus nidulus
                                             Cnicus pratensis
                                             Cnicus quercetorum
                                             Cnicus raphilepis
                                             Cnicus velatus
                                             Cnicus virginianus
                                     Codonocephalum
                                     Coespeletia
                                     Coleosanthus
                                             Coleosanthus albicaulis
                                             Coleosanthus ambigens
                                             Coleosanthus axillaris
                                             Coleosanthus brachyphyllus
                                             Coleosanthus californicus
                                             Coleosanthus chenopodinus
                                             Coleosanthus cordifolius
                                             Coleosanthus humilis
                                             Coleosanthus linifolius
                                             Coleosanthus modestus
                                             Coleosanthus multiflorus
                                             Coleosanthus nepetifolius
                                             Coleosanthus petiolaris
                                             Coleosanthus scaber
                                             Coleosanthus umbellatus
                                             Coleosanthus venulosus
                                             Coleosanthus wootonii
                                             Coleosanthus wrightii
                                     Coleostephus
                                             Coleostephus multicaulis
                                                   [Chrysanthemum multicaule]
                                             Coleostephus myconis
                                               Coleostephus myconis subsp. myconis
                                                     [Chrysanthemum myconis]
                                             Coleostephus paludosus
                                     Columbiadoria
                                             Columbiadoria hallii
                                     Comaclinium
                                             Comaclinium montanum
                                                   [Clomenocoma montana]
                                                   [Dyssodia integrifolia]
                                                   [Dyssodia montana]
                                     Commidendrum
                                             Commidendrum robustum
                                             Commidendrum spurium
                                                   [Solidago cuneifolia]
                                     Complaya
                                             Complaya gracilis
                                     Condylidium
                                             Condylidium iresinoides
                                                   [Eupatorium glumaceum]
                                                   [Eupatorium iresinoides var. integrum]
                                                   [Eupatorium macrum]
                                                   [Eupatorium sieberianum]
                                     Condylopodium
                                     Coniothele
                                             Coniothele californica
                                     Conoclinium
                                             Conoclinium betonicifolium
                                                   [Conoclinium betonicum]
                                                   [Eupatorium betonicum]
                                                   [Eupatorium hartwegi]
                                                   [Eupatorium hartwegii]
                                               Conoclinium betonicifolium var betonicifolium
                                               Conoclinium betonicifolium var. betonicifolium
                                               Conoclinium betonicifolium var. integrifolium
                                                     [Conoclinium betonicum var. integrifolium]
                                             Conoclinium coelestinum
                                                   [Conoclinium colelestinum]
                                                   [Conoclinium dichotomum]
                                                   [Conoclinium flaccidum]
                                                   [Conoclinium nepetifolium]
                                                   [Eupatorium coelestinum f. album]
                                                   [Eupatorium coelestinum]
                                             Conoclinium dissectum
                                                   [Conoclinium greggii]
                                                   [Eupatorium greggii]
                                             Conoclinium mayfieldii
                                     Constancea
                                             Constancea nevinii
                                     Conyza
                                             Conyza abyssinica
                                                   [Erigeron abyssinicus]
                                             Conyza agnewi
                                             Conyza agrostophylla
                                             Conyza ambigua
                                             Conyza apurensis
                                             Conyza arborescens
                                             Conyza asperifolia
                                             Conyza auriculifera
                                             Conyza bampsiana
                                                   [Nidorella bampsiana]
                                             Conyza bilbaoana
                                             Conyza bilboana
                                             Conyza bonariensis
                                                   [Erigeron bonariensis]
                                                   [Erigeron crispus]
                                                   [Erigeron linifolius]
                                                   [Leptilon bonariense]
                                                   [Leptilon linifolium]
                                               Conyza bonariensis var. bonariensis
                                               Conyza bonariensis var. leiotheca
                                             Conyza boranensis
                                                   [Marsea boranensis]
                                                   [Nidorella pedunculata]
                                                   [Psiadia gnaphaliopsis]
                                             Conyza canadensis
                                                   [Erigeron canadensis]
                                               Conyza canadensis canadensis
                                               Conyza canadensis var. canadensis
                                                     [Leptilon canadense]
                                               Conyza canadensis var. glabrata
                                                     [Erigeron canadensis var. glabratus]
                                               Conyza canadensis var. pusilla
                                                     [Conyza parva]
                                                     [Erigeron canadensis var. pusillus]
                                                     [Erigeron pusillus]
                                                     [Leptilon pusillum]
                                               Conyza canadensis var. pusillus
                                             Conyza candida
                                             Conyza chilensis
                                             Conyza chinensis
                                             Conyza cinerea
                                             Conyza clarenceana
                                                   [Conyza rubricaulis]
                                                   [Conyza theodori]
                                                   [Vernonia clarenceana]
                                             Conyza confusa
                                             Conyza coronopifolia
                                                   [Conyza obtusa]
                                             Conyza dentonae
                                             Conyza discolor
                                             Conyza erythrolaena
                                             Conyza fasciculata
                                             Conyza feae
                                                   [Nidorella feae]
                                                   [Nidorella nobrei]
                                             Conyza filaginoides
                                             Conyza flabellata
                                             Conyza floribunda
                                             Conyza fruticulosa
                                             Conyza gallianii
                                             Conyza garnieri
                                             Conyza gigantea
                                             Conyza glabrescens
                                             Conyza gnaphalioides
                                             Conyza gouanii
                                                   [Conyza gnaphaloides]
                                                   [Conyza hochstetteri var. agrestis]
                                                   [Conyza hochstetteri var. glabra]
                                                   [Conyza hochstetteri]
                                                   [Conyza parvicapitulata]
                                                   [Erigeron hochstetteri]
                                             Conyza hypoleuca
                                                   [Erigeron hypoleucus]
                                                   [Microglossa elliotii]
                                                   [Nidorella elliotii]
                                             Conyza incana
                                                   [Conyza leucophylla]
                                                   [Erigeron incanum]
                                                   [Erigeron leucophyllus]
                                             Conyza kahuzica
                                             Conyza laevigata
                                                   [Conyza subspathulata]
                                                   [Erigeron apurensis]
                                                   [Erigeron chinensis]
                                                   [Erigeron laevigatus]
                                                   [Erigeron spathulatus]
                                                   [Leptilon chinense]
                                             Conyza limosa
                                                   [Conyza mildbraedii]
                                                   [Erigeron mildbraedii]
                                             Conyza linifolia
                                             Conyza lobata
                                             Conyza magnimontana
                                             Conyza marilandica
                                             Conyza megensis
                                             Conyza messeri
                                             Conyza microcephala
                                             Conyza mixta
                                             Conyza montigena
                                               Conyza montigena subsp. kilimanjarica
                                               Conyza montigena subsp. montigena
                                               Conyza montigena var. fosseyae
                                             Conyza nana
                                             Conyza neglecta
                                             Conyza newii
                                             Conyza notobellidiastrum
                                             Conyza pallidiflora
                                             Conyza panamensis
                                             Conyza pannosa
                                                   [Conyza lurida]
                                             Conyza pectinata
                                             Conyza primulifolia
                                             Conyza pulsatilloides
                                             Conyza pycnostachya
                                             Conyza ramosissima
                                                   [Erigeron divaricatus]
                                                   [Leptilon divaricatum]
                                             Conyza schimperi
                                                   [Conyza schimperi subsp. longipapposa]
                                                   [Erigeron schimperi]
                                             Conyza schlechtendalii
                                             Conyza sennii
                                             Conyza sophiaefolia
                                             Conyza spinosa
                                             Conyza steudelii
                                                   [Erigeron steudelii]
                                                   [Marsea celebris]
                                             Conyza stricta
                                               Conyza stricta var. pinnatifida
                                                     [Conyza absinthifolia]
                                             Conyza subdecurrens
                                             Conyza subscaposa
                                                   [Eschenbachia subscaposa]
                                             Conyza tenera
                                             Conyza thesiifolia
                                             Conyza tigrensis
                                                   [Conyza hochstetteri var. pratensis]
                                                   [Conyza hochstetteri var. silvestris]
                                                   [Conyza tigrensis var. erythrolepis]
                                                   [Conyza tigrensis var. pratensis]
                                                   [Conyza tigrensis var. sylvestris]
                                                   [Erigeron echioides]
                                                   [Eschenbachia tigrensis]
                                             Conyza tunariensis
                                             Conyza uliginosa
                                             Conyza varia
                                                   [Erigeron varius]
                                                   [Nidorella floribunda]
                                                   [Nidorella forbesii]
                                                   [Nidorella nubigena]
                                                   [Nidorella steetzii]
                                             Conyza variegata
                                               Conyza variegata var. pseudohochstetteri
                                               Conyza variegata var. variegata
                                                     [Conyza hochstetteri var. montana]
                                                     [Erigeron variegatus]
                                                     [Marsea variegata]
                                             Conyza vernonioides
                                                   [Conyza adolfi-friderici]
                                                   [Conyza brevipetiolata]
                                                   [Conyza vernonioides subsp. arborea]
                                                   [Conyza wittei]
                                                   [Microglossa brevipetiolata]
                                                   [Nidorella aberdarica]
                                                   [Nidorella adolfi-friderici]
                                                   [Nidorella arborea]
                                                   [Nidorella vernonioides]
                                                   [Psiadia inuloides]
                                               Conyza vernonioides subsp. inuloides
                                               Conyza vernonioides subsp. vernonioides
                                             Conyza volkensii
                                             Conyza welwitschii
                                                   [Microglossa angolensis var. linearifolia]
                                                   [Nidorella linearifolia]
                                     Conyzella
                                             Conyzella canadensis
                                     Coreocarpus
                                             Coreocarpus arizonicus
                                               Coreocarpus arizonicus var. arizonicus
                                               Coreocarpus arizonicus var. filiformis
                                                     [Leptosyne arizonica var. filiformis]
                                               Coreocarpus arizonicus var. macrophyllus
                                               Coreocarpus arizonicus var. pubescens
                                               Coreocarpus arizonicus var. sanpedroensis
                                             Coreocarpus congregatus
                                             Coreocarpus dissectus
                                               Coreocarpus dissectus var. longilobus
                                             Coreocarpus heterocarpus
                                             Coreocarpus involutus
                                             Coreocarpus parthenioides
                                                   [Coreocarpus alexandrae]
                                               Coreocarpus parthenioides parthenioides
                                               Coreocarpus parthenioides var. heterocarpus
                                               Coreocarpus parthenioides var. involutus
                                               Coreocarpus parthenioides var. parthenioides
                                             Coreocarpus sanpedroensis
                                             Coreocarpus shrevei
                                               Coreocarpus shrevei var. latilobus
                                             Coreocarpus sonoranus
                                                   [Coreocarpus johnstonii]
                                               Coreocarpus sonoranus var. libranus
                                               Coreocarpus sonoranus var. sonoranus
                                     Coreopsis
                                             Coreopsis alata
                                             Coreopsis aristosa
                                               Coreopsis aristosa var. mutica
                                             Coreopsis aristulata
                                             Coreopsis auriculata
                                             Coreopsis bakeri
                                             Coreopsis basalis
                                                   [Calliopsis basalis]
                                                   [Coreopsis drummondii]
                                               Coreopsis basalis var. basalis
                                             Coreopsis bigelovii
                                                   [Leptosyne bigelovii]
                                                   [Pugiopappus bigelovii]
                                             Coreopsis bigelowii
                                                   [Pugiopappus breweri]
                                             Coreopsis californica
                                                   [Leptosyne newberryi]
                                               Coreopsis californica var. californica
                                               Coreopsis californica var. newberryi
                                                     [Coreopsis newberryi]
                                             Coreopsis calliopsidea
                                                   [Agarista calliopsidea]
                                             Coreopsis congregata
                                             Coreopsis connata
                                             Coreopsis corninsularis
                                             Coreopsis crawfordii
                                             Coreopsis cuneifolia
                                             Coreopsis cyclocarpa
                                               Coreopsis cyclocarpa var. cyclocarpa
                                               Coreopsis cyclocarpa var. pinnatisecta
                                                     [Coreopsis pinnatisecta]
                                             Coreopsis davilae
                                             Coreopsis debilis
                                             Coreopsis delphiniifolia
                                                   [Coreopsis delphiniifolia f. concolor]
                                               Coreopsis delphiniifolia var. chlooidea
                                             Coreopsis douglasii
                                                   [Coreopsis stillmanii var. jonesii]
                                                   [Leptosyne douglasii]
                                             Coreopsis falcata
                                             Coreopsis fasciculata
                                             Coreopsis floridana
                                             Coreopsis foliosa
                                             Coreopsis gigantea
                                                   [Leptosyne gigantea]
                                                   [Tuckermannia gigantea]
                                             Coreopsis gladiata
                                                   [Coreopsis angustifolia]
                                                   [Coreopsis callosa]
                                                   [Coreopsis helianthoides]
                                                   [Coreopsis longifolia var. godfreyi]
                                                   [Coreopsis longifolia]
                                               Coreopsis gladiata var. linifolia
                                             Coreopsis grandiflora
                                                   [Coreopsis grandiflora f. demareei]
                                                   [Coreopsis grandiflora f. harveyana]
                                                   [Coreopsis harveyana]
                                                   Coreopsis grandiflora f. grandiflora
                                               Coreopsis grandiflora var. grandiflora
                                               Coreopsis grandiflora var. harveyana
                                               Coreopsis grandiflora var. inclinata
                                               Coreopsis grandiflora var. longipes
                                                     [Coreopsis longipes]
                                               Coreopsis grandiflora var. pilosa
                                               Coreopsis grandiflora var. saxicola
                                             Coreopsis guanajuatensis
                                             Coreopsis hamiltonii
                                             Coreopsis heterolepis
                                             Coreopsis heterophylla
                                             Coreopsis insularis
                                                   [Coreocarpus insularis]
                                                   [Leptosyne insularis]
                                             Coreopsis integrifolia
                                             Coreopsis intermedia
                                             Coreopsis involucrata
                                             Coreopsis lanceolata
                                                   [Bidens lanceolata]
                                                   [Coreopsis crassifolia]
                                                   [Coreopsis heterogyna]
                                                   [Coreopsis lanceolata var. glabella]
                                                   [Coreopsis lanceolata var. lanceolata]
                                                   [Coreopsis lanceolata var. villosa]
                                                   [Coreopsis oblongifolia]
                                             Coreopsis latifolia
                                             Coreopsis leavenworthii
                                                   [Coreopsis angustata]
                                                   [Coreopsis leavenworthii var. curtissii]
                                                   [Coreopsis leavenworthii var. garberi]
                                                   [Coreopsis leavenworthii var. lewtonii]
                                                   [Coreopsis lewtonii]
                                             Coreopsis linifolia
                                             Coreopsis major
                                                   [Coreopsis major f. oemleri]
                                                   [Coreopsis major var. oemleri]
                                                   [Coreopsis major var. rigida]
                                                   [Coreopsis major var. stellata]
                                                   [Coreopsis oemleri]
                                                   [Coreopsis senifolia]
                                               Coreopsis major var. linearis
                                               Coreopsis major var. major
                                             Coreopsis maritima
                                                   [Leptosyne maritima]
                                                   [Tuckermannia maritima]
                                             Coreopsis maysillesii
                                             Coreopsis mcvaughii
                                             Coreopsis mexicana
                                             Coreopsis mutica
                                               Coreopsis mutica var. holotricha
                                               Coreopsis mutica var. microcephala
                                               Coreopsis mutica var. mutica
                                                     [Coreopsis mutica var. leptomera]
                                                     [Coreopsis mutica var. simplicifolia]
                                                     [Electra mexicana]
                                               Coreopsis mutica var. subvillosa
                                                     [Coreopsis mexicana var. hyperdasya]
                                                     [Electra galeottii]
                                             Coreopsis nudata
                                             Coreopsis nuecensis
                                             Coreopsis nuecensoides
                                             Coreopsis oaxacensis
                                             Coreopsis oblanceolata
                                             Coreopsis obovatifolia
                                             Coreopsis oniscicarpa
                                               Coreopsis oniscicarpa var. simulans
                                             Coreopsis palmata
                                             Coreopsis paludosa
                                             Coreopsis palustris
                                             Coreopsis parvifolia
                                             Coreopsis petrophila
                                             Coreopsis petrophiloides
                                             Coreopsis pickeringii
                                             Coreopsis pringlei
                                             Coreopsis pubescens
                                               Coreopsis pubescens pubescens
                                               Coreopsis pubescens var. debilis
                                               Coreopsis pubescens var. pubescens
                                               Coreopsis pubescens var. robusta
                                             Coreopsis pulchra
                                             Coreopsis queretarensis
                                             Coreopsis reptans
                                             Coreopsis rhyacophila
                                             Coreopsis rosea
                                                   [Coreopsis rosea f. leucantha]
                                             Coreopsis rudis
                                                   [Epilepis rudis]
                                             Coreopsis saxicola
                                               Coreopsis saxicola var. duncanii
                                             Coreopsis saxicoloidea
                                             Coreopsis spectabilis
                                             Coreopsis stellata
                                             Coreopsis stillmanii
                                                   [Leptosyne stillmanii]
                                             Coreopsis teotepecensis
                                             Coreopsis tinctoria
                                                   [Calliopsis cardaminefolia]
                                                   [Coreopsis cardaminifolia]
                                                   [Coreopsis tinctoria f. atropurpurea]
                                                   [Coreopsis tinctoria var. atropurpurea]
                                               Coreopsis tinctoria tinctoria
                                               Coreopsis tinctoria var. atkinsoniana
                                                     [Coreopsis atkinsoniana]
                                               Coreopsis tinctoria var. similis
                                                     [Coreopsis similis]
                                               Coreopsis tinctoria var. tinctoria
                                                     [Coreopsis cardaminefolia]
                                                     [Coreopsis stenophylla]
                                                     [Coreopsis tinctoria var. imminuta]
                                             Coreopsis trichosperma
                                               Coreopsis trichosperma var. tenuiloba
                                             Coreopsis tripteris
                                                   [Coreopsis tripteris var. deamii]
                                                   [Coreopsis tripteris var. intercedens]
                                                   [Coreopsis tripteris var. smithii]
                                                   [Coreopsis tripteris var. subrhomboidea]
                                                   [Coreopsis tripteris var. tripteris]
                                             Coreopsis ulugurica
                                             Coreopsis venusta
                                             Coreopsis verticillata
                                                   [Coreopsis tenuifolia]
                                             Coreopsis woytkowskii
                                             Coreopsis wrightii
                                                   [Coreopsis basalis var. wrightii]
                                                   [Coreopsis drummondii var. wrightii]
                                     Corethrogyne
                                             Corethrogyne californica
                                               Corethrogyne californica var. californica
                                               Corethrogyne californica var. lyonii
                                               Corethrogyne californica var. obovata
                                             Corethrogyne filaginifolia
                                                   [Aster filaginifolius]
                                                   [Corethrogyne virgata]
                                                   [Haplopappus haenkei]
                                               Corethrogyne filaginifolia filaginifolia
                                               Corethrogyne filaginifolia var. bernardina
                                               Corethrogyne filaginifolia var. brevicula
                                               Corethrogyne filaginifolia var. californica
                                               Corethrogyne filaginifolia var. filaginifolia
                                               Corethrogyne filaginifolia var. glomerata
                                               Corethrogyne filaginifolia var. hamiltonensis
                                               Corethrogyne filaginifolia var. incana
                                               Corethrogyne filaginifolia var. latifolia
                                               Corethrogyne filaginifolia var. linifolia
                                               Corethrogyne filaginifolia var. pacifica
                                               Corethrogyne filaginifolia var. peirsonii
                                               Corethrogyne filaginifolia var. pinetorum
                                               Corethrogyne filaginifolia var. rigida
                                               Corethrogyne filaginifolia var. robusta
                                               Corethrogyne filaginifolia var. sessilis
                                               Corethrogyne filaginifolia var. virgata
                                               Corethrogyne filaginifolia var. viscidula
                                             Corethrogyne flagellaris
                                             Corethrogyne floccosa
                                             Corethrogyne incana
                                             Corethrogyne leucophylla
                                             Corethrogyne linifolia
                                             Corethrogyne obovata
                                             Corethrogyne rigida
                                             Corethrogyne scabra
                                             Corethrogyne sessilis
                                             Corethrogyne spathulata
                                             Corethrogyne tomentella
                                               Corethrogyne virgata var. bernardina
                                             Corethrogyne viscidula
                                               Corethrogyne viscidula var. greenei
                                     Coronocarpus
                                     Correllia
                              Corymbioideae
                                     Corymbium
                                             Corymbium africanum
                                               Corymbium africanum subsp. scabridum
                                                     [Corymbium scabrum]
                                               Corymbium africanum var. gramineum
                                             Corymbium congestum
                                             Corymbium glabrum
                                                   [Corymbium nervosum]
                                             Corymbium villosum
                                     Cosmea
                                     Cosmidium
                                     Cosmos
                                             Cosmos atrosanguineus
                                                   [Cosmos diversifolius var. atrosanguineus]
                                             Cosmos bipinnatus
                                                   [Bidens formosa]
                                                   [Cosmos diversifolius var. pumilus]
                                                   [Cosmos formosa]
                                                   [Galatella tenuifolia]
                                             Cosmos carvifolius
                                             Cosmos caudatus
                                                   [Cosmos caudatus var. exaristatus]
                                             Cosmos concolor
                                             Cosmos crithmifolius
                                                   [Bidens valladolidensis]
                                                   [Coreopsis verticellata]
                                             Cosmos deficiens
                                                   [Cosmos diversifolius var. deficiens]
                                             Cosmos diversifolius
                                               Cosmos diversifolius var. dahlioides
                                                     [Bidens dahlioides]
                                               Cosmos diversifolius var. diversifolius
                                             Cosmos intercedens
                                             Cosmos jaliscensis
                                             Cosmos juxtlahuacensis
                                             Cosmos landii
                                                   [Bidens palmeri]
                                               Cosmos landii var. achalconensis
                                               Cosmos landii var. landii
                                             Cosmos linearifolius
                                               Cosmos linearifolius var. magnifolius
                                             Cosmos longipetiolatus
                                             Cosmos macvaughii
                                             Cosmos mattfeldii
                                             Cosmos mcvaughii
                                             Cosmos modestus
                                             Cosmos montanus
                                             Cosmos nelsonii
                                             Cosmos ochroleucoflorus
                                             Cosmos pacificus
                                             Cosmos palmeri
                                                   [Cosmos palmeri var. odontophyllus]
                                             Cosmos parviflorus
                                                   [Coreopsis parviflora]
                                             Cosmos peucedanifolius
                                                   [Bidens peucedanifolia var. cochabambensis]
                                                   [Bidens peucedanifolia]
                                             Cosmos pringlei
                                             Cosmos purpureus
                                                   [Cosmos purpureus var. bicolor]
                                                   [Cosmos purpureus var. flavidiscus]
                                             Cosmos scabiosoides
                                             Cosmos schaffneri
                                             Cosmos sessilis
                                               Cosmos sessilis var. sessilis
                                               Cosmos sessilis var. stellatus
                                                     [Cosmos stellatus]
                                             Cosmos sherffii
                                             Cosmos sulphureus
                                                   [Bidens artemisiifolia]
                                                   [Bidens sulphurea]
                                                   [Coreopsis artemisiifolia]
                                                   [Cosmea sulphurea]
                                                   [Cosmos gracilis]
                                                   [Cosmos sulphureus var. exaristatus]
                                                   [Cosmos sulphureus var. hirsuticaulis]
                                               Cosmos sulphureus var. sulphureus
                                     Cota
                                             Cota altissima
                                             Cota austriaca
                                                   [Anthemis nigrescens]
                                             Cota macrantha
                                                   [Anthemis macrantha]
                                             Cota monantha
                                                   [Anthemis monantha]
                                             Cota palaestina
                                                   [Anthemis melanolepis]
                                             Cota tinctoria
                                                   [Anthemis subtinctoria]
                                                   [Anthemis tinctoria]
                                               Cota tinctoria subsp. euxina
                                                     [Anthemis euxina]
                                               Cota tinctoria subsp. sancti-johannis
                                                     [Anthemis sancti-johannis]
                                             Cota triumfetti
                                               Cota triumfetti subsp. triumfetti
                                                     [Anthemis dumetorum]
                                                     [Anthemis rigescens]
                                                     [Anthemis triumfetti]
                                                     [Anthemis woronowii]
                                     Cotula
                                           [Otochlamys]
                                             Cotula abyssinica
                                               Cotula abyssinica var. abyssinica
                                                     [Cotula abyssinica var. nana]
                                               Cotula abyssinica var. sessilis
                                             Cotula anthemoides
                                                   [Cotula dichrocephala]
                                                   [Cotula microcephala]
                                                   [Pleiogyne anthemoides]
                                             Cotula australis
                                             Cotula barbata
                                             Cotula bipinnata
                                                   [Cotula oxyodonta]
                                             Cotula ceniifolia
                                             Cotula coronopifolia
                                             Cotula cryptocephala
                                             Cotula eckloniana
                                                   [Otochlamys eckloniana]
                                             Cotula filifolia
                                             Cotula hemisphaerica
                                             Cotula hispida
                                             Cotula kotschyi
                                             Cotula laxa
                                             Cotula leptalea
                                             Cotula lineariloba
                                             Cotula melaleuca
                                             Cotula mexicana
                                                   [Soliva mexicana]
                                             Cotula microglossa
                                                   [Cenia flosculosa]
                                                   [Cenia microglossa]
                                             Cotula myriophylloides
                                             Cotula nigellifolia
                                                   [Matricaria nigellifolia]
                                               Cotula nigellifolia var. nigellifolia
                                                     [Sphaeroclinium nigellifolium]
                                             Cotula nudicaulis
                                             Cotula pedunculata
                                                   [Otochlamys pedunculata]
                                             Cotula pusilla
                                             Cotula pygmaea
                                             Cotula scariosa
                                             Cotula socialis
                                             Cotula sororia
                                             Cotula tenella
                                             Cotula thunbergii
                                             Cotula turbinata
                                                   [Cenia anthemoidea]
                                             Cotula verbesina
                                             Cotula villosa
                                             Cotula vulgaris
                                               Cotula vulgaris var. australasica
                                     Coulterella
                                             Coulterella capitata
                                     Cousinia
                                             Cousinia alpina
                                             Cousinia belangeri
                                             Cousinia caespitosa
                                             Cousinia calcitrapa
                                                   [Cousinia larvea]
                                             Cousinia calolepis
                                             Cousinia carthamoides
                                             Cousinia chlorocephala
                                             Cousinia compacta
                                             Cousinia crispa
                                             Cousinia cylindracea
                                                   [Cousinia cylindracea var. patula]
                                             Cousinia cynaroides
                                             Cousinia falconeri
                                             Cousinia hastifolia
                                             Cousinia hohenackeri
                                             Cousinia hypoleuca
                                             Cousinia karatavica
                                             Cousinia khorramabadensis
                                             Cousinia lomakinii
                                             Cousinia longifolia
                                             Cousinia lucida
                                             Cousinia macrocephala
                                             Cousinia multiloba
                                             Cousinia olgae
                                             Cousinia orthoclada
                                             Cousinia phyllocephala
                                             Cousinia pseudodshizakensis
                                             Cousinia pterocaulos
                                                   [Cousinia hystrix]
                                             Cousinia pycnoloba
                                                   [Cousinia scala]
                                             Cousinia radians
                                             Cousinia resinosa
                                             Cousinia schtschurowskiana
                                             Cousinia sewertzowii
                                             Cousinia tenella
                                             Cousinia thomsonii
                                             Cousinia tianschanica
                                             Cousinia umbrosa
                                             Cousinia vvedenskyi
                                             Cousinia woronowii
                                     Crambella
                                             Crambella teretifolia
                                                   [Crambe teretifolia]
                                     Craspedia
                                             Craspedia coolaminica
                                             Craspedia cynurica
                                             Craspedia glauca
                                             Craspedia haplorrhiza
                                             Craspedia incana
                                             Craspedia lanata
                                             Craspedia uniflora
                                             Craspedia variabilis
                                     Crassina
                                     Crassocephalum
                                             Crassocephalum baoulense
                                                   [Gynura baoulensis]
                                             Crassocephalum bauchiense
                                                   [Gynura bauchiensis]
                                             Crassocephalum bougheyanum
                                             Crassocephalum crepidioides
                                                   [Crassocephalum diversifolium]
                                                   [Gynura crepidioides]
                                                   [Gynura polycephala]
                                             Crassocephalum ducis-aprutii
                                                   [Crassocephalum behmianum]
                                                   [Senecio behmianus var. variostipulatus]
                                                   [Senecio behmianus]
                                                   [Senecio ducis-aprutii]
                                                   [Senecio gynuroides]
                                                   [Senecio gynuropsis]
                                             Crassocephalum effusum
                                                   [Senecio effusus]
                                             Crassocephalum goetzenii
                                                   [Senecio goetzenii]
                                             Crassocephalum gracile
                                                   [Gynura gracilis]
                                                   [Gynura vitellina var. gracilis]
                                             Crassocephalum guineense
                                             Crassocephalum kassnerianum
                                                   [Crassocephalum kassneri]
                                                   [Senecio kassnerianum]
                                             Crassocephalum libericum
                                                   [Gynura liberica]
                                             Crassocephalum macropappum
                                                   [Senecio macropappus]
                                             Crassocephalum montuosum
                                                   [Crassocephalum afromontanum]
                                                   [Crassocephalum bumbense]
                                                   [Crassocephalum butagensis]
                                                   [Crassocephalum luteum]
                                                   [Gynura lutea]
                                                   [Gynura montuosa]
                                                   [Senecio afromontanum]
                                                   [Senecio butaguensis]
                                                   [Senecio montuosus]
                                                   [Senecio rufopilosulus]
                                             Crassocephalum paludum
                                             Crassocephalum picridifolium
                                             Crassocephalum radiatum
                                                   [Crassocephalum heteromorphum]
                                                   [Senecio heteromorphus]
                                             Crassocephalum rubens
                                                   [Crassocephalum cernuum]
                                                   [Gynura cernua]
                                               Crassocephalum rubens var. rubens
                                                     [Gynura rubens]
                                                     [Senecio rubens]
                                               Crassocephalum rubens var. sarcobasis
                                                     [Crassocephalum sarcobasis]
                                                     [Gynura sarcobasis]
                                             Crassocephalum splendens
                                             Crassocephalum togoense
                                             Crassocephalum torreanum
                                             Crassocephalum uvens
                                                   [Senecio kyimbilensis]
                                                   [Senecio telmatophyllus]
                                                   [Senecio uvens]
                                             Crassocephalum vitellinum
                                                   [Gynura vitellina]
                                             Crassocephalum × picridifolium
                                                   [Crassocephalum sambamense]
                                                   [Gynura picridifolia]
                                                   [Senecio acutidentatus]
                                                   [Senecio papaverifolius]
                                                   [Senecio picridifolius]
                                     Cratystylis
                                             Cratystylis conocephala
                                     Cremanthodium
                                             Cremanthodium arnicoides
                                                   [Arnica obtusifolia]
                                             Cremanthodium campanulatum
                                             Cremanthodium decaisnei
                                             Cremanthodium ellisii
                                                   [Cremanthodium plantagineum]
                                             Cremanthodium lineare
                                             Cremanthodium palmatum
                                               Cremanthodium palmatum subsp. rhodocephalum
                                                     [Cremanthodium rhodocephalum]
                                             Cremanthodium principis
                                             Cremanthodium smithianum
                                             Cremanthodium stenoglossum
                                     Crepidiastrum
                                             Crepidiastrum akagii
                                                   [Youngia tenuicaulis]
                                             Crepidiastrum denticulatum
                                                   [Paraixeris denticulata]
                                                   [Prenanthes hastata]
                                               Crepidiastrum denticulatum subsp. denticulatum
                                                     [Ixeris denticulata]
                                                     [Lactuca denticulata]
                                                     [Youngia denticulata]
                                             Crepidiastrum diversifolium
                                                   [Youngia tenuifolia subsp. diversifolia]
                                             Crepidiastrum keiskeanum
                                             Crepidiastrum lanceolatum
                                                   [Crepis integra]
                                             Crepidiastrum platyphyllum
                                                   [Crepis integra var. platyphylla]
                                             Crepidiastrum sonchifolium
                                               Crepidiastrum sonchifolium subsp. sonchifolium
                                                     [Ixeridium sonchifolium]
                                                     [Ixeris sonchifolia]
                                     Crepidifolium
                                             Crepidifolium tenuifolium
                                                   [Youngia tenuifolia]
                                     Crepidopsis
                                             Crepidopsis mexicana
                                     Crepis
                                           [Barkhausia]
                                           [Rodigia]
               Crepis F1 hybrid
                                             Crepis achyrophoroides
                                                   [Crepis billotioides]
                                                   [Hieraciodes achyrophoroides]
                                             Crepis aculeata
                                             Crepis acuminata
                                                   [Crepis acuminata var. acuminata]
                                                   [Crepis seselifolia]
                                               Crepis acuminata subsp. acuminata
                                                     [Crepis acuminata subsp. typica]
                                                     [Psilochenia acuminata subsp. pluriflora]
                                                     [Psilochenia acuminata]
                                               Crepis acuminata subsp. pluriflora
                                             Crepis albida
                                               Crepis albida subsp. albida
                                               Crepis albida subsp. asturica
                                                     [Crepis asturica]
                                             Crepis alpestris
                                                   [Hieracium alpestre]
                                             Crepis alpicola
                                             Crepis alpina
                                             Crepis ambigua
                                             Crepis amplexifolia
                                             Crepis andersonii
                                             Crepis angustata
                                             Crepis arabica
                                             Crepis arenaria
                                               Crepis arenaria subsp. arenaria
                                               Crepis arenaria subsp. suberostris
                                             Crepis aspera
                                             Crepis atrabarba
                                             Crepis atribarba
                                               Crepis atribarba subsp. atribarba
                                               Crepis atribarba subsp. cytotaxonomicorum
                                               Crepis atribarba subsp. originalis
                                               Crepis atribarba subsp. typicus
                                               Crepis atribarba var. atribarba
                                               Crepis atribarba var. cytotaxonomicorum
                                             Crepis aurea
                                                   [Hieracium aureum]
                                               Crepis aurea subsp. aurea
                                             Crepis bakeri
                                               Crepis bakeri subsp. bakeri
                                               Crepis bakeri subsp. cusickii
                                                     [Crepis cusickii]
                                               Crepis bakeri subsp. idahoensis
                                             Crepis balliana
                                             Crepis barbata
                                             Crepis barbigera
                                                   [Crepis baruigera]
                                             Crepis bellidifolia
                                             Crepis biennis
                                             Crepis blattarioides
                                             Crepis bulbosa
                                             Crepis bungei
                                             Crepis bursifolia
                                             Crepis canariensis
                                             Crepis capillaris
                                                   [Crepis virens]
                                                   [Malacothrix crepoides]
                                             Crepis carbonaria
                                                   [Barkhausia carbonaria]
                                                   [Brachyderea carbonaria]
                                                   [Crepis ellenbeckii]
                                                   [Crepis glandulosissima]
                                                   [Crepis scaposa]
                                                   [Hieraciodes carbonarium]
                                             Crepis caucasica
                                                   [Crepis glabra]
                                             Crepis chondrilloides
                                                   [Andryala chondrilloides]
                                             Crepis chrysantha
                                             Crepis claryi
                                             Crepis clausonis
                                             Crepis commutata
                                                   [Rodigia commutata]
                                             Crepis conyzifolia
                                             Crepis coreana
                                                   [Hieracium coreanum]
                                             Crepis crocea
                                             Crepis dakotana
                                             Crepis denticulata
                                             Crepis dianthoseris
                                                   [Crepis nivalis]
                                                   [Dianthoseris schimperi]
                                                   [Homalocline schimperi]
                                                   [Nannoseris schimperi]
                                                   [Sonchus dianthoseris var. schimperi]
                                                   [Sonchus dianthoseris]
                                             Crepis dioscoridis
                                             Crepis divaricata
                                             Crepis elegans
                                             Crepis erythia
                                             Crepis exilis
                                             Crepis faureliana
                                             Crepis filiformis
                                             Crepis foetida
                                                   [Barkhausia schimperi]
                                                   [Crepis eritreensis]
                                                   [Crepis schimperi]
                                                   [Crepis thomsonii]
                                                   [Hieraciodes schimperi]
                                               Crepis foetida subsp. rhoeadifolia
                                                     [Crepis rhoeadifolia]
                                               Crepis foetida var. foetida
                                               Crepis foetida var. rhoeadifolia
                                             Crepis friesii
                                             Crepis froelichiana
                                             Crepis glaucella
                                             Crepis gossweileri
                                             Crepis grandiflora
                                             Crepis gymnopus
                                             Crepis hieracioides
                                             Crepis hookeriana
                                             Crepis hypochaeridea
                                                   [Anisoramphus hypochaerideus]
                                                   [Crepis bumbensis subsp. kundensis]
                                                   [Crepis bumbensis]
                                                   [Crepis caudicalis]
                                                   [Crepis chirindica]
                                                   [Crepis congoensis]
                                                   [Crepis hypochaeridea subsp. brevicaulis]
                                                   [Crepis hypochaeridea subsp. rhodesica]
                                                   [Crepis newii subsp. bumbensis]
                                                   [Crepis newii subsp. kundensis]
                                                   [Crepis simulans]
                                             Crepis hypochoeridea
                                             Crepis inopinata
                                                   [Nannoseris inopinata]
                                             Crepis intermedia
                                                   [Crepis acuminata var. intermedia]
                                                   [Psilochenia intermedia]
                                               Crepis intermedia var. gracilis
                                               Crepis intermedia var. pleurocarpa
                                             Crepis jacquinii
                                               Crepis jacquinii subsp. jacquinii
                                                     [Hieracium rhaeticum]
                                             Crepis juvenalis
                                             Crepis kashmirica
                                             Crepis kotschyana
                                                   [Crepis bureniana]
                                             Crepis lacera
                                             Crepis lampsanoides
                                             Crepis leontodontoides
                                             Crepis libyca
                                             Crepis litardierei
                                             Crepis marschallii
                                             Crepis micrantha
                                                   [Crepis parviflora]
                                             Crepis modocensis
                                               Crepis modocensis modocensis
                                               Crepis modocensis subsp. glareosa
                                                     [Crepis glareosa]
                                                     [Crepis modocensis subsp. glabraeosa]
                                               Crepis modocensis subsp. modocensis
                                               Crepis modocensis subsp. rostrata
                                                     [Crepis rostrata]
                                               Crepis modocensis subsp. subacaulis
                                               Crepis modocensis subsp. typica
                                               Crepis modocensis var. modocensis
                                               Crepis modocensis var. rostrata
                                             Crepis mogollonica
                                             Crepis mollis
                                               Crepis mollis subsp. succisifolia
                                                     [Hieracium succisifolium]
                                             Crepis monticola
                                             Crepis multicaulis
                                                   [Crepis multicaulis subsp. congesta]
                                             Crepis nana
                                               Crepis nana nana
                                               Crepis nana subsp. clivicola
                                               Crepis nana subsp. nana
                                               Crepis nana subsp. ramosa
                                               Crepis nana subsp. typica
                                               Crepis nana var. lyratifolia
                                               Crepis nana var. nana
                                               Crepis nana var. ramosa
                                             Crepis napifera
                                                   [Lactuca napifera]
                                             Crepis neglecta
                                               Crepis neglecta subsp. neglecta
                                                     [Crepis fuliginosa]
                                             Crepis neomexicana
                                             Crepis newii
                                               Crepis newii subsp. newii
                                                     [Crepis bruceae]
                                                     [Crepis bumbensis subsp. itakensis]
                                                     [Crepis itakensis]
                                                     [Crepis mildbraedii]
                                                     [Crepis newii subsp. greenwayi]
                                                     [Crepis newii subsp. itakensis]
                                                     [Crepis newii subsp. mbuluensis]
                                                     [Crepis newii subsp. nyasensis]
                                                     [Crepis swynnertonii]
                                               Crepis newii subsp. oliveriana
                                                     [Anisoramphus hypochaeroides]
                                                     [Crepis cameroonica]
                                                     [Crepis iringensis]
                                                     [Crepis keniensis]
                                                     [Crepis kilimandscharica var. keniensis]
                                                     [Crepis kilimandscharica var. meruensis]
                                                     [Crepis kilimandscharica]
                                                     [Crepis meruensis]
                                                     [Crepis oliveriana]
                                                     [Crepis suffruticosa]
                                                     [Hieraciodes oliverianum]
                                             Crepis nicaeensis
                                             Crepis nigricans
                                             Crepis noronhaea
                                             Crepis occidentalis
                                               Crepis occidentalis occidentalis
                                               Crepis occidentalis subsp. conjuncta
                                               Crepis occidentalis subsp. costata
                                                     [Crepis occidentalis var. costata]
                                                     [Psilochenia occidentalis subsp. costata]
                                               Crepis occidentalis subsp. occidentalis
                                                     [Crepis occidentalis subsp. typica]
                                                     [Psilochenia occidentalis subsp. conjuncta]
                                                     [Psilochenia occidentalis]
                                               Crepis occidentalis subsp. pumila
                                               Crepis occidentalis var. crinita
                                               Crepis occidentalis var. gracilis
                                               Crepis occidentalis var. nevadensis
                                               Crepis occidentalis var. occidentalis
                                               Crepis occidentalis var. pumila
                                             Crepis oreades
                                             Crepis paludosa
                                             Crepis pannonica
                                               Crepis pannonica subsp. pannonica
                                                     [Hieracium pannonicum]
                                             Crepis patula
                                             Crepis perplexans
                                             Crepis petiolata
                                             Crepis platyphylla
                                             Crepis pleurocarpa
                                             Crepis pontana
                                                   [Crepis montana]
                                             Crepis praemorsa
                                             Crepis pulchra
                                               Crepis pulchra subsp. africana
                                               Crepis pulchra subsp. pulchra
                                               Crepis pulchra subsp. turkestanica
                                             Crepis pusilla
                                             Crepis pygmaea
                                             Crepis pyrenaica
                                             Crepis rhaetica
                                                   [Crepis jubata]
                                             Crepis rigida
                                             Crepis riparia
                                             Crepis rubra
                                             Crepis rueppellii
                                             Crepis runcinata
                                                   [Crepis runcinata var. alpicola]
                                               Crepis runcinata subsp. andersonii
                                               Crepis runcinata subsp. barberi
                                                     [Crepis barberi]
                                                     [Crepis glauca subsp. barberi]
                                                     [Crepis runcinata var. barberi]
                                                     [Psilochenia runcinata subsp. barberi]
                                               Crepis runcinata subsp. glauca
                                                     [Crepis glauca]
                                                     [Crepis runcinata var. glauca]
                                                     [Psilochenia runcinata subsp. glauca]
                                               Crepis runcinata subsp. hallii
                                               Crepis runcinata var. hallii
                                               Crepis runcinata subsp. hispidulosa
                                               Crepis runcinata subsp. imbricata
                                               Crepis runcinata subsp. runcinata
                                                     [Crepidium runcinatum]
                                                     [Crepis tomentulosa]
                                               Crepis runcinata subsp. typica
                                               Crepis runcinata var. aculeolata
                                               Crepis runcinata var. andersonii
                                               Crepis runcinata var. hispidulosa
                                               Crepis runcinata var. imbricata
                                               Crepis runcinata var. runcinata
                                             Crepis salzmannii
                                             Crepis sancta
                                               Crepis sancta subsp. bifida
                                               Crepis sancta subsp. falconeri
                                               Crepis sancta subsp. obovata
                                                     [Lagoseris glaucescens]
                                               Crepis sancta subsp. sancta
                                                     [Lagoseris sancta]
                                             Crepis schultzii
                                                   [Barkhausia schultzii]
                                                   [Brachyderea schultzii]
                                                   [Hieraciodes schultzii]
                                             Crepis scopulorum
                                             Crepis senecioides
                                             Crepis setosa
                                                   [Barkhausia setosa]
                                                   [Crepis setosa f. subpinnatifida]
                                             Crepis sibirica
                                             Crepis subacaulis
                                             Crepis subscaposa
                                             Crepis succisifolia
                                             Crepis tectorum
                                             Crepis tenerrima
                                                   [Barkhausia tenerrima]
                                                   [Brachyderea tenerrima]
                                             Crepis tenuifolia
                                             Crepis terglouensis
                                                   [Crepis hyoseridifolia]
                                             Crepis tingitana
                                             Crepis triasii
                                             Crepis urundica
                                             Crepis vesicaria
                                                   [Crepis vesicaria var. taraxicifolia]
                                                   [Crepis vesicaria var. vesicaris]
                                               Crepis vesicaria subsp. andryaloides
                                                     [Crepis lowei]
                                               Crepis vesicaria subsp. haenseleri
                                               Crepis vesicaria subsp. hyemalis
                                               Crepis vesicaria subsp. myriocephala
                                               Crepis vesicaria subsp. proleptica
                                               Crepis vesicaria subsp. stellata
                                               Crepis vesicaria subsp. taraxacifolia
                                                     [Barkhausia taraxacifolia]
                                                     [Crepis taraxacifolia]
                                               Crepis vesicaria subsp. vesicaria
                                               Crepis vesicaria var. taraxacifolia
                                               Crepis vesicaria vesicaria
                                             Crepis viscidula
                                               Crepis viscidula subsp. viscidula
                                                     [Hieracium ochroleucum]
                                             Crepis willdenowii
                                               Crepis willdenowii subsp. willdenowii
                                                     [Crepis pinnatifida]
                                             Crepis xylorrhiza
                                                   [Brachyderea xylorrhiza]
                                             Crepis zacintha
                                                   [Zacintha verrucosa]
                                               Crepis froelichiana subsp. dinarica
                                                     [Crepis dinarica]
                                                     [Crepis incarnata]
                                     Crinitaria
                                     Criscianthus
                                             Criscianthus zambiensis
                                                   [Stomatanthes zambiensis]
                                     Critonia
                                             Critonia arachnoidea
                                             Critonia aromatisans
                                                   [Eupatorium aromatisans]
                                             Critonia bartlettii
                                                   [Eupatorium bartlettii]
                                                   [Eupatorium tunii]
                                             Critonia billbergiana
                                                   [Eupatorium magistri]
                                             Critonia breedlovei
                                             Critonia campechensis
                                                   [Eupatorium campechense]
                                             Critonia conzattii
                                                   [Eupatorium conzattii]
                                             Critonia critoniformis
                                                   [Eupatorium critoniforme var. pubescens]
                                                   [Eupatorium critoniforme]
                                             Critonia dalea
                                                   [Eupatorium dalea]
                                                   [Eupatorium pseudodalea var. macrodontum]
                                             Critonia daleoides
                                             Critonia eriocarpa
                                                   [Eupatorium eriocarpum]
                                             Critonia hebebotrya
                                                   [Eupatorium hebebotryum]
                                                   [Eupatorium pinetorum]
                                                   [Hebeclinium tepicanum]
                                             Critonia hemipteropoda
                                                   [Eupatorium hemipteropodum]
                                             Critonia hospitalis
                                                   [Critonia tuxtlae]
                                             Critonia iltisii
                                             Critonia imbricata
                                             Critonia inaequidens
                                                   [Eupatorium inaequidens]
                                             Critonia kuhnia
                                             Critonia laurifolia
                                                   [Eupatorium laurifolium]
                                             Critonia lozanoana
                                             Critonia macropoda
                                                   [Critonia dominicensis]
                                                   [Eupatorium macropus]
                                                   [Eupatorium magdalenae]
                                             Critonia microdon
                                                   [Eupatorium microdon]
                                             Critonia morifolia
                                                   [Eupatorium sartorii]
                                             Critonia nicaraguensis
                                                   [Eupatorium nicaraguense]
                                             Critonia nubigena
                                                   [Critoniadelphus nubigenus]
                                                   [Eupatorium nubigenum]
                                             Critonia parviflora
                                             Critonia peninsularis
                                                   [Eupatorium peninsulare var. epipolimum]
                                                   [Koanophyllon peninsularis]
                                             Critonia platychaeta
                                                   [Eupatorium platychaetum]
                                             Critonia pluriseriata
                                                   [Eupatorium pluriseriatum]
                                             Critonia portoricensis
                                             Critonia pseudodalea
                                                   [Eupatorium pseudodalea]
                                             Critonia quadrangularis
                                                   [Eupatorium quadrangulare]
                                             Critonia sexangularis
                                                   [Eupatorium sexangulare]
                                             Critonia spinaciifolia
                                                   [Bulbostylis spinaciaefolia]
                                             Critonia stigmatica
                                                   [Eupatorium stigmaticum]
                                             Critonia thyrsoidea
                                                   [Eupatorium thyrsoideum]
                                     Critoniadelphus
                                             Critoniadelphus microdon
                                                   [Eupatorium lucentifolium]
                                     Critoniella
                                             Critoniella acuminata
                                     Critoniopsis
                                             Critoniopsis boliviana
                                                   [Vernonia boliviana]
                                                   [Vernonia paucisquamata]
                                             Critoniopsis brachystephana
                                                   [Vernonia brachystephana]
                                             Critoniopsis cotopaxensis
                                             Critoniopsis floribunda
                                             Critoniopsis foliosa
                                                   [Vernonia mucronata]
                                                   [Vernonia steetzii]
                                             Critoniopsis jalcana
                                                   [Vernonia jalcana]
                                             Critoniopsis jelskii
                                                   [Vernonia jelskii]
                                             Critoniopsis jubifera
                                                   [Vernonia conwayi]
                                                   [Vernonia jubifera]
                                             Critoniopsis lewisii
                                             Critoniopsis macphersonii
                                             Critoniopsis macvaughii
                                             Critoniopsis occidentalis
                                             Critoniopsis palaciosii
                                             Critoniopsis paradoxa
                                             Critoniopsis paucartambensis
                                                   [Vernonia paucartambensis]
                                             Critoniopsis peruviana
                                                   [Vernonia peruviana]
                                             Critoniopsis pugana
                                             Critoniopsis pycnantha
                                                   [Vernonia pycnantha]
                                             Critoniopsis quinqueflora
                                                   [Vernonia quinqueflora]
                                             Critoniopsis salicifolia
                                                   [Eremosis leiophylla]
                                                   [Eupatorium uniflorum]
                                                   [Monosis salicifolia]
                                             Critoniopsis shannonii
                                                   [Vernonia shannonii]
                                             Critoniopsis sodiroi
                                                   [Critoniopsis pichinchensis]
                                                   [Vernonia pichinchensis]
                                             Critoniopsis stellata
                                                   [Vernonia oppositifolia]
                                             Critoniopsis suaveolens
                                             Critoniopsis woytkowskii
                                                   [Vernonia lambayequensis]
                                                   [Vernonia woytkowskii]
                                             Critoniopsis yungasensis
                                                   [Vernonia yungasensis]
                                     Crocidium
                                             Crocidium multicaule
                                     Crockeria
                                             Crockeria chrysantha
                                     Crocodilodes
                                     Cronquistia
                                             Cronquistia pringlei
                                                   [Stevia simulans]
                                     Cronquistianthus
                                             Cronquistianthus bulliferus
                                                   [Cronquistianthus rugosus]
                                             Cronquistianthus desmophyllus
                                             Cronquistianthus ferreyrii
                                             Cronquistianthus glomeratus
                                                   [Eupatorium glomeratum]
                                             Cronquistianthus lopez-mirandae
                                             Cronquistianthus lopezmirandae
                                             Cronquistianthus marrubiifolius
                                             Cronquistianthus niveus
                                                   [Eupatorium niveum]
                                             Cronquistianthus volkensii
                                     Croptilon
                                             Croptilon divaricatum
                                                   [Haplopappus divaricatus var. divaricatus]
                                                   [Haplopappus divaricatus var. hookerianus]
                                                   [Haplopappus divaricatus]
                                                   [Inula divaricata]
                                                   [Isopappus divaricatus]
                                               Croptilon divaricatum divaricatum
                                               Croptilon divaricatum var. divaricatum
                                               Croptilon divaricatum var. graniticum
                                               Croptilon divaricatum var. hirtellum
                                               Croptilon divaricatum var. hookerianum
                                             Croptilon hookerianum
                                               Croptilon hookerianum var. graniticum
                                               Croptilon hookerianum var. hookerianum
                                               Croptilon hookerianum var. validum
                                             Croptilon rigidifolium
                                     Crossostephium
                                             Crossostephium chinense
                                             Crossostephium insulare
                                     Crossothamnus
                                     Crupina
                                             Crupina crupinastrum
                                             Crupina intermedia
                                             Crupina vulgaris
                                                   [Centaurea crupina]
                                                   [Crupina oligantha]
                                               Crupina vulgaris var. brachypappa
                                               Crupina vulgaris var. vulgaris
                                     Cryphiospermum
                                     Cryptostemma
                                     Cuatrecasanthus
                                             Cuatrecasanthus giannasii
                                                   [Vernonia giannasii]
                                     Cuatrecasasiella
                                     Cuchumatanea
                                             Cuchumatanea steyermarkii
                                     Culcitium
                                             Culcitium canescens
                                                   [Senecio adenophylloides]
                                             Culcitium neaei
                                                   [Senecio neeanus]
                                             Culcitium nivale
                                                   [Senecio nivalis]
                                             Culcitium rufescens
                                                   [Senecio rufescens]
                                     Cuniculotinus
                                             Cuniculotinus gramineus
                                                   [Chrysothamnus gramineus]
                                                   [Ericameria graminea]
                                                   [Petradoria discoidea]
                                     Cupularia
                                             Cupularia viscosa
                                     Curio
                                             Curio acaulis
                                                   [Kleinia acaulis]
                                             Curio avasimontanus
                                                   [Senecio longiflorus]
                                                   [Senecio viminalis]
                                             Curio corymbifer
                                                   [Senecio corymbifer]
                                                   [Senecio succulentus]
                                             Curio ficoides
                                                   [Senecio ficoides]
                                             Curio radicans
                                             Curio rowleyanus
                                             Curio talinoides
                                                   [Senecio talinoides subsp. cylindricus]
                                                   [Senecio talinoides]
                                               Curio talinoides var. aizoides
                                                     [Senecio aizoides]
                                               Curio talinoides var. mandraliscae
                                     Cyanopis
                                     Cyanopsis
                                             Cyanopsis muricata
                                     Cyanthillium
                                             Cyanthillium cinereum
                                                   [Conyza ivifolia]
                                                   [Vernonia cinerea var. cinerea]
                                                   [Vernonia cinerea var. lentii]
                                                   [Vernonia lastii]
                                                   [Vernonia lentii]
                                               Cyanthillium cinereum var. cinereum
                                                     [Vernonia cinerea var. antoniensis]
                                               Cyanthillium cinereum var. ugandense
                                                     [Vernonia cinerea var. ugandense]
                                             Cyanthillium hookerianum
                                                   [Vernonia hookeriana]
                                             Cyanthillium maritimum
                                                   [Vernonia maritima]
                                             Cyanthillium stelluliferum
                                                   [Herderia stellulifera]
                                                   [Triplotaxis stellulifera]
                                                   [Vernonia stellulifera]
                                             Cyanthillium vernonioides
                                                   [Erlangea vernonioides]
                                                   [Vernonia meiostephana]
                                             Cyanthillium wollastonii
                                                   [Vernonia gracilipes]
                                                   [Vernonia heterocarpa]
                                                   [Vernonia transvaalensis]
                                                   [Vernonia umbratica]
                                     Cyanus
                                             Cyanus atratus
                                                   [Centaurea huetii]
                                             Cyanus pichleri
                                                   [Centaurea pichlerii]
                                             Cyanus pindicola
                                                   [Centaurea pindicola]
                                             Cyanus segetum
                                                   [Centaurea cyanus var. denudata]
                                                   [Centaurea pulcherrima]
                                             Cyanus tchihatcheffii
                                                   [Centaurea tchihatcheffii]
                                             Cyanus triumfettii
                                               Cyanus triumfettii subsp. axillaris
                                               Cyanus triumfettii subsp. strictus
                                                     [Centaurea stricta]
                                     Cyathocline
                                             Cyathocline lutea
                                                   [Cyathocline flava]
                                             Cyathocline purpurea
                                                   [Cyathocline lyrata]
                                     Cyathomone
                                     Cyclachaena
                                             Cyclachaena pedicellata
                                             Cyclachaena xanthiifolia
                                                   [Euphrosyne xanthiifolia]
                                                   [Iva xanthifolia]
                                                   [Iva xanthiifolia]
                                     Cyclolepis
                                             Cyclolepis genistoides
                                     Cymbia
                                             Cymbia occidentalis
                                     Cymbonotus
                                     Cymophora
                                             Cymophora accedens
                                             Cymophora hintonii
                                             Cymophora luckowana
                                             Cymophora pringlei
                                     Cynara
                                             Cynara baetica
                                               Cynara baetica subsp. baetica
                                               Cynara baetica subsp. maroccana
                                             Cynara cardunculus
                                               Cynara cardunculus subsp. cardunculus
                                               Cynara cardunculus subsp. flavescens
                                             Cynara cornigera
                                             Cynara cyrenaica
                                             Cynara humilis
                                             Cynara scolymus
                                             Cynara tournefortii
                                             Cynara × hystrix
                                     Cynthia
                                             Cynthia dandelion
                                             Cynthia falcata
                                             Cynthia montana
                                     Cyrtocymura
                                             Cyrtocymura cincta
                                                   [Vernonia cincta]
                                             Cyrtocymura harleyi
                                                   [Vernonia harleyi]
                                             Cyrtocymura scorpioides
                                                   [Staehelina solidaginoides]
                                     Dacryotrichia
                                             Dacryotrichia robinsonii
                                     Dahlia
                                             Dahlia apiculata
                                             Dahlia atropurpurea
                                             Dahlia australis
                                                   [Dahlia barkerae]
                                                   [Dahlia scapigera f. purpurea]
                                                   [Dahlia scapigera f. serratior]
                                                   [Dahlia scapigera var. australis]
                                               Dahlia australis var. australis
                                               Dahlia australis var. chiapensis
                                               Dahlia australis var. liebmannii
                                                     [Dahlia scapigera var. liebmannii]
                                               Dahlia australis var. serratior
                                                     [Dahlia scapigera var. arsenei]
                                             Dahlia barkeriae
                                             Dahlia brevis
                                             Dahlia campanulata
                                             Dahlia cardiophylla
                                             Dahlia coccinea
                                                   [Dahlia coccinea var. gentryi]
                                                   [Dahlia coccinea var. gentryii]
                                                   [Dahlia coccinea var. palmeri]
                                                   [Dahlia coccinea var. steyermarkii]
                                                   [Dahlia jaurezii]
                                             Dahlia congestifolia
                                             Dahlia cordifolia
                                             Dahlia cuspidata
                                             Dahlia dissecta
                                               Dahlia dissecta var. dissecta
                                               Dahlia dissecta var. sublignosa
                                             Dahlia excelsa
                                             Dahlia foeniculifolia
                                             Dahlia gentryi
                                             Dahlia hintonii
                                             Dahlia hjertingii
                                             Dahlia imperialis
                                                   [Dahlia dumicola]
                                                   [Dahlia lehmannii var. leucantha]
                                                   [Dahlia lehmannii]
                                                   [Dahlia maxonii]
                                             Dahlia linearis
                                             Dahlia macdougallii
                                             Dahlia merckii
                                             Dahlia mollis
                                             Dahlia moorei
                                             Dahlia neglecta
                                             Dahlia parvibracteata
                                             Dahlia pinnata
                                             Dahlia pteropoda
                                             Dahlia pubescens
                                             Dahlia pugana
                                             Dahlia purpurea
                                                   [Dahlia purpurea var. purpurea]
                                             Dahlia purpusii
                                             Dahlia rosea
                                             Dahlia rudis
                                             Dahlia rupicola
                                             Dahlia scapigera
                                             Dahlia scapigeroides
                                             Dahlia sherffii
                                             Dahlia sorensenii
                                             Dahlia spectabilis
                                             Dahlia tamaulipana
                                             Dahlia tenuicaulis
                                             Dahlia tenuis
                                             Dahlia tubulata
                                             Dahlia variabilis
                                     Damnxanthodium
                                             Damnxanthodium calvum
                                                   [Perymenium calvum]
                                     Darwiniothamnus
                                     Dasycondylus
                                             Dasycondylus resinosus
                                                   [Eupatorium lundianum]
                                                   [Eupatorium sordescens]
                                     Dasyphyllum
                                             Dasyphyllum argenteum
                                             Dasyphyllum brasiliense
                                             Dasyphyllum candolleanum
                                             Dasyphyllum donianum
                                                   [Chuquiraga doniana]
                                                   [Dasyphyllum infundibulare]
                                             Dasyphyllum ferox
                                                   [Chuquiraga ferox]
                                             Dasyphyllum horridum
                                             Dasyphyllum inerme
                                                   [Barnadesia inermis]
                                             Dasyphyllum popayanense
                                             Dasyphyllum spinescens
                                             Dasyphyllum tomentosum
                                                   [Chuquiraga tomentosa]
                                             Dasyphyllum velutinum
                                     Daveaua
                                             Daveaua anthemoides
                                     Davilanthus
                                             Davilanthus davilae
                                             Davilanthus hidalgoanus
                                                   [Viguiera hidalgoana]
                                             Davilanthus huajuapanus
                                             Davilanthus hypargyreus
                                                   [Encelia hypargyrea]
                                             Davilanthus purpusii
                                             Davilanthus sericeus
                                     Decachaeta
                                             Decachaeta haenkeana
                                             Decachaeta incompta
                                             Decachaeta ovandensis
                                             Decachaeta ovatifolia
                                                   [Nothites ovatifolia]
                                                   [Ophryosporus petraeus]
                                             Decachaeta perornata
                                             Decachaeta scabrella
                                                   [Decachaeta scabrella var. macvaughii]
                                                   [Eupatorium microcephalum]
                                             Decachaeta serboana
                                             Decachaeta thieleana
                                                   [Eupatorium thieleanum]
                                     Decaneurum
                                     Deinandra
                                             Deinandra arida
                                             Deinandra bacigalupii
                                             Deinandra clementina
                                             Deinandra conjugens
                                             Deinandra corymbosa
                                                   [Hartmannia corymbosa]
                                               Deinandra corymbosa corymbosa
                                               Deinandra corymbosa subsp. corymbosa
                                               Deinandra corymbosa subsp. macrocephala
                                             Deinandra fasciculata
                                                   [Hartmannia glomerata]
                                                   [Hemizonia fasciculata subsp. fasciculata]
                                                   [Hemizonia fasciculata subsp. ramosissima]
                                                   [Hemizonia fasciculata var. ramosissima]
                                                   [Hemizonia fasciculata]
                                             Deinandra floribunda
                                             Deinandra frutescens
                                                   [Hemizonia frutescens]
                                             Deinandra greeneana
                                             Deinandra halliana
                                             Deinandra increscens
                                               Deinandra increscens subsp. foliosa
                                               Deinandra increscens subsp. increscens
                                               Deinandra increscens subsp. villosa
                                             Deinandra kelloggii
                                                   [Hemizonia kelloggii]
                                             Deinandra lobbii
                                             Deinandra martirensis
                                             Deinandra minthornii
                                             Deinandra mohavensis
                                             Deinandra pallida
                                             Deinandra palmeri
                                             Deinandra paniculata
                                                   [Hemizonia paniculata subsp. foliosa]
                                                   [Hemizonia paniculata var. paniculata]
                                                   [Hemizonia paniculata]
                                             Deinandra peninsularis
                                             Deinandra pentactis
                                             Deinandra simplex
                                             Deinandra streetsii
                                             Deinandra wrightii
                                               Deinandra greeneana subsp. peninsularis
                                     Delairea
                                             Delairea odorata
                                     Delamerea
                                             Delamerea procumbens
                                     Delilea
                                             Delilea biflora
                                     Delilia
                                             Delilia biflora
                                                   [Elvira martyni]
                                                   [Milleria biflora]
                                     Delucia
                                     Delwiensia
                                             Delwiensia pattersonii
                                     Demidium
                                     Dendranthema
                                             Dendranthema coronarium
                                             Dendranthema hultenii
                                             Dendranthema indicum
                                                   [Chrysanthemum indicum]
                                             Dendranthema morifolium
                                             Dendranthema myrianthum
                                                   [Chrysanthemum mairei]
                                             Dendranthema oreastrum
                                                   [Dendranthema sichotense]
                                             Dendranthema pacificum
                                                   [Ajania pacifica]
                                     Dendrophorbium
                                             Dendrophorbium balsapampae
                                                   [Senecio balsapampae]
                                             Dendrophorbium biacuminatum
                                                   [Senecio biacuminatus]
                                             Dendrophorbium bomanii
                                                   [Senecio bomanii]
                                             Dendrophorbium chingualense
                                                   [Senecio chingualensis]
                                             Dendrophorbium coroicense
                                                   [Senecio coroicensis]
                                             Dendrophorbium curvidens
                                             Dendrophorbium gesnerifolium
                                                   [Senecio gesnerifolius]
                                             Dendrophorbium glaziovii
                                                   [Senecio glaziovii]
                                             Dendrophorbium krukoffii
                                                   [Senecio krukoffii]
                                             Dendrophorbium lloense
                                                   [Senecio lloensis]
                                             Dendrophorbium lucidum
                                                   [Cineraria lucida]
                                             Dendrophorbium onae
                                                   [Senecio onae]
                                             Dendrophorbium paranense
                                                   [Senecio paranensis]
                                             Dendrophorbium pericaule
                                                   [Senecio toreadoris]
                                             Dendrophorbium reflexum
                                                   [Pentacalia reflexa]
                                             Dendrophorbium storkii
                                                   [Senecio storkii]
                                             Dendrophorbium tabacifolium
                                                   [Senecio tabacifolius]
                                             Dendrophorbium yungasense
                                                   [Senecio yungasensis]
                                     Dendrosenecio
                                             Dendrosenecio adnivalis
                                               Dendrosenecio adnivalis subsp. adnivalis
                                                     [Senecio johnstonii subsp. adnivalis]
                                               Dendrosenecio adnivalis subsp. adnivalis var. adnivalis
                                               Dendrosenecio adnivalis subsp. adnivalis var. petiolatus
                                               Dendrosenecio adnivalis subsp. friesiorum
                                                     [Dendrosenecio johnstonii var. friesiorum]
                                                     [Senecio albescens]
                                                     [Senecio friesiorum]
                                                     [Senecio johnstonii var. friesiorum]
                                               Dendrosenecio adnivalis var. adnivalis
                                                     [Dendrosenecio johnstonii subsp. refractisquamatus]
                                                     [Senecio adnivalis subsp. refractisquamatus]
                                                     [Senecio adnivalis var. erioneuron]
                                                     [Senecio adnivalis var. oligochaeta]
                                                     [Senecio adnivalis]
                                                     [Senecio erioneuron]
                                                     [Senecio johnstonii subsp. refractisquamatus]
                                                     [Senecio refractisquamatus]
                                               Dendrosenecio adnivalis var. petiolatus
                                                     [Senecio adnivalis var. petiolatus]
                                                     [Senecio adnivalis var. stanleyi]
                                                     [Senecio petiolatus]
                                                     [Senecio stanleyi]
                                             Dendrosenecio battiscombei
                                                   [Dendrosenecio johnstonii subsp. battiscombei]
                                                   [Senecio aberdaricus]
                                                   [Senecio battiscombei]
                                                   [Senecio johnstonii subsp. battiscombei]
                                             Dendrosenecio brassiciformis
                                                   [Dendrosenecio brassica subsp. brassiciformis]
                                                   [Senecio brassica subsp. brassiciformis]
                                                   [Senecio brassiciformis]
                                             Dendrosenecio cheranganiensis
                                               Dendrosenecio cheranganiensis subsp. cheranganiensis
                                                     [Dendrosenecio johnstonii subsp. cheranganiensis]
                                                     [Senecio cheranganiensis]
                                                     [Senecio johnstonii subsp. cheranganiensis]
                                                     [Senecio johnstonii var. cheranganiensis]
                                               Dendrosenecio cheranganiensis subsp. dalei
                                                     [Dendrosenecio johnstonii subsp. dalei]
                                                     [Senecio dalei]
                                                     [Senecio johnstonii subsp. dalei]
                                                     [Senecio johnstonii var. dalei]
                                             Dendrosenecio elgonensis
                                               Dendrosenecio elgonensis subsp. barbatipes
                                                     [Dendrosenecio johnstonii subsp. barbatipes]
                                                     [Senecio barbatipes]
                                                     [Senecio gardneri var. ligulatus]
                                                     [Senecio gardneri]
                                                     [Senecio johnstonii subsp. barbatipes]
                                                     [Senecio johnstonii var. ligulatus]
                                               Dendrosenecio elgonensis subsp. elgonensis
                                                     [Dendrosenecio johnstonii subsp. elgonensis]
                                                     [Senecio amblyphyllus]
                                                     [Senecio johnstonii subsp. elgonensis]
                                             Dendrosenecio erici-rosenii
                                                   [Senecio erici-rosenii]
                                                   [Senecio kahuzicus]
                                                   [Senecio longeligulatus]
                                               Dendrosenecio erici-rosenii subsp. alticola
                                                     [Senecio adnivalis var. alticola]
                                                     [Senecio alticola]
                                                     [Senecio erici-rosenii var. alticola]
                                                     [Senecio johnstonii var. alticola]
                                                     [Senecio refractisquamatus var. intermedia]
                                               Dendrosenecio erici-rosenii subsp. erici-rosenii
                                             Dendrosenecio johnstonii
                                                   [Senecio johnstonii subsp. johnstonii]
                                                   [Senecio johnstonii var. adnivalis]
                                                   [Senecio johnstonii var. battiscombei]
                                                   [Senecio johnstonii var. elgonensis]
                                                   [Senecio johnstonii var. johnstonii]
                                               Dendrosenecio johnstonii subsp. johnstonii
                                                     [Senecio johnstonii]
                                             Dendrosenecio keniensis
                                                   [Dendrosenecio brassica]
                                                   [Senecio brassica]
                                                   [Senecio keniensis]
                                             Dendrosenecio keniodendron
                                                   [Senecio keniodendron]
                                             Dendrosenecio kilimanjari
                                               Dendrosenecio kilimanjari subsp. cottonii
                                                     [Dendrosenecio johnstonii subsp. cottonii]
                                                     [Senecio cottonii]
                                                     [Senecio johnstonii subsp. cottonii]
                                                     [Senecio johnstonii var. cottonii]
                                               Dendrosenecio kilimanjari subsp. kilimanjari
                                                     [Senecio johnstonii var. kilimanjari]
                                                     [Senecio kilimanjari]
                                             Dendrosenecio meruensis
                                                   [Senecio johnstonii var. meruensis]
                                                   [Senecio meruensis]
                                     Dendroseris
                                     Dendroviguiera
                                             Dendroviguiera eriophora
                                               Dendroviguiera eriophora var. eriophora
                                               Dendroviguiera eriophora var. poblana
                                                     [Dendroviguiera eriophora subsp. poblana]
                                             Dendroviguiera guerrerana
                                             Dendroviguiera insignis
                                             Dendroviguiera neocronquistii
                                                   [Viguiera cronquistii]
                                             Dendroviguiera oaxacana
                                                   [Helianthus oaxacanus]
                                             Dendroviguiera pringlei
                                             Dendroviguiera puruana
                                             Dendroviguiera quinqueradiata
                                             Dendroviguiera sharpii
                                                   [Viguiera sharpii]
                                             Dendroviguiera sphaerocephala
                                             Dendroviguiera splendens
                                             Dendroviguiera sylvatica
                                                   [Viguiera sylvatica]
                                     Denekia
                                             Denekia capensis
                                                   [Amphidoxa glandulosa]
                                                   [Denekia glabrata]
                                     Desmanthodium
                                             Desmanthodium fruticosum
                                             Desmanthodium hintoniorum
                                             Desmanthodium hondurense
                                             Desmanthodium lanceolatum
                                             Desmanthodium ovatum
                                             Desmanthodium perfoliatum
                                                   [Desmanthodium caudatum]
                                             Desmanthodium tomentosum
                                     Detris
                                     Dianthoseris
                                     Diaperia
                                             Diaperia candida
                                                   [Evax candida]
                                             Diaperia prolifera
                                                   [Evax prolifera]
                                                   [Filago nuttallii]
                                                   [Filago prolifera]
                                               Diaperia prolifera prolifera
                                               Diaperia prolifera var. barnebyi
                                               Diaperia prolifera var. prolifera
                                             Diaperia verna
                                                   [Diaperia multicaulis var. multicaulis]
                                                   [Diaperia multicaulis]
                                                   [Evax multicaulis var. multicaulis]
                                                   [Evax multicaulis]
                                                   [Evax verna var. verna]
                                                   [Evax verna]
                                               Diaperia verna var. drummondii
                                                     [Diaperia drummondii]
                                                     [Evax multicaulis var. drummondii]
                                                     [Evax verna var. drummondii]
                                                     [Filaginopsis drummondii]
                                                     [Filago verna var. drummondii]
                                               Diaperia verna var. verna
                                     Dichaeta
                                             Dichaeta tenella
                                             Dichaeta uliginosa
                                     Dichaetophora
                                             Dichaetophora campestris
                                     Dichrocephala
                                             Dichrocephala chrysanthemifolia
                                               Dichrocephala chrysanthemifolia var. alpina
                                                     [Dichrocephala alpina]
                                               Dichrocephala chrysanthemifolia var. chrysanthemifolia
                                                     [Cotula chrysanthemifolia]
                                                     [Dichrocephala abyssinica]
                                                     [Dichrocephala chrysanthemifolia var. abyssinica]
                                                     [Dichrocephala chrysanthemifolia var. tanacetoides]
                                                     [Dichrocephala oblonga]
                                                     [Dichrocephala tanacetoides]
                                                     [Dichrocephala tibestica]
                                             Dichrocephala integrifolia
                                               Dichrocephala integrifolia subsp. gracilis
                                                     [Dichrocephala gracilis]
                                               Dichrocephala integrifolia subsp. integrifolia
                                                     [Centipeda capensis]
                                                     [Cotula sonchifolia]
                                                     [Dichrocephala auriculata]
                                                     [Dichrocephala bicolor]
                                                     [Dichrocephala capensis]
                                                     [Dichrocephala integrifolia var. sonchifolia]
                                                     [Dichrocephala latifolia var. sonchifolia]
                                                     [Dichrocephala latifolia]
                                                     [Hippia integrifolia]
                                     Dicoma
                                             Dicoma aethiopica
                                             Dicoma anomala
                                               Dicoma anomala subsp. anomala
                                                     [Dicoma karaguensis]
                                                     [Dicoma megacephala]
                                                     [Dicoma nyikensis]
                                               Dicoma anomala subsp. attenuata
                                                     [Dicoma anomala subsp. cirsioides]
                                                     [Dicoma anomala var. attenuata]
                                                     [Dicoma attenuata]
                                               Dicoma anomala subsp. gerrardii
                                                     [Dicoma anomala f. microcephala]
                                                     [Dicoma anomala var. microcephala]
                                                     [Dicoma gerrardii]
                                             Dicoma antunesii
                                             Dicoma bangueolensis
                                                   [Dicoma somalensis]
                                             Dicoma capensis
                                                   [Tibestina lanuginosa]
                                             Dicoma cuneneensis
                                             Dicoma elegans
                                             Dicoma foliosa
                                             Dicoma galpinii
                                             Dicoma gillettii
                                             Dicoma hindiana
                                             Dicoma incana
                                             Dicoma macrocephala
                                             Dicoma niccolifera
                                             Dicoma paivae
                                             Dicoma picta
                                             Dicoma popeana
                                             Dicoma schimperi
                                               Dicoma schimperi subsp. cinerea
                                                     [Dicoma cinerea]
                                               Dicoma schimperi subsp. schimperi
                                                     [Hochstetteria schimperi]
                                             Dicoma schinzii
                                             Dicoma scoparia
                                             Dicoma squarrosa
                                             Dicoma swazilandica
                                             Dicoma thuliniana
                                             Dicoma tomentosa
                                                   [Dicoma gnaphaloides]
                              Dicomoideae
                                     Cloiselia
                                             Cloiselia carbonaria
                                     Gladiopappus
                                             Gladiopappus vernonioides
                                     Dicomopsis
                                             Dicomopsis welwitschii
                                                   [Dicoma alemannii-mazzocchii]
                                                   [Dicoma welwitschii]
                                     Dicoria
                                             Dicoria argentea
                                             Dicoria canescens
                                                   [Dicoria hispidula]
                                               Dicoria canescens canescens
                                               Dicoria canescens subsp. brandegeei
                                                     [Dicoria brandegeei]
                                                     [Dicoria canescens var. brandegeei]
                                                     [Dicoria canescens var. brandegei]
                                                     [Dicoria paniculata]
                                               Dicoria canescens subsp. canescens
                                                     [Dicoria oblongifolia]
                                               Dicoria canescens subsp. clarkiae
                                                     [Dicoria clarkiae]
                                               Dicoria canescens subsp. hispidula
                                               Dicoria canescens subsp. wetherillii
                                               Dicoria canescens var. canescens
                                               Dicoria canescens var. hispidula
                                               Dicoria canescens var. wetherillii
                                             Dicoria clarkae
                                             Dicoria wetherillii
                                     Dicranocarpus
                                             Dicranocarpus parviflorus
                                     Didelta
                                             Didelta carnosa
                                               Didelta carnosa var. tomentosa
                                                     [Didelta tomentosa]
                                             Didelta spinosa
                                     Digitacalia
                                             Digitacalia chiapensis
                                                   [Senecio chiapensis]
                                             Digitacalia crypta
                                             Digitacalia jatrophoides
                                                   [Cacalia digitata]
                                                   [Cacalia jatrophoides]
                                               Digitacalia jatrophoides var. jatrophoides
                                               Digitacalia jatrophoides var. pentaloba
                                             Digitacalia napeifolia
                                                   [Cacalia napeaefolia]
                                                   [Cacalia napeifolia]
                                                   [Digitacalia hintoniorum]
                                             Digitacalia tridactylitis
                                                   [Cacalia tridactylites]
                                     Dillandia
                                             Dillandia perfoliata
                                                   [Liabum perfoliatum]
                                                   [Munnozia perfoliata]
                                     Dimeresia
                                             Dimeresia howellii
                                     Dimerostemma
                                             Dimerostemma annuum
                                             Dimerostemma arnottii
                                                   [Zexmenia arnottii]
                                             Dimerostemma asperatum
                                             Dimerostemma aspilioides
                                                   [Angelphytum aspilioides]
                                             Dimerostemma brasilianum
                                             Dimerostemma grazielae
                                             Dimerostemma herzogii
                                                   [Angelphytum herzogii]
                                                   [Zexmenia herzogii]
                                             Dimerostemma indutum
                                             Dimerostemma myrtifolium
                                                   [Angelphytum myrtifolium]
                                             Dimerostemma pseudosilphioides
                                                   [Angelphytum pseudosilphioides]
                                             Dimerostemma reitzii
                                             Dimerostemma retifolium
                                                   [Viguiera retifolia]
                                             Dimerostemma vestitum
                                     Dimorphocoma
                                             Dimorphocoma minutula
                                     Dimorphotheca
                                             Dimorphotheca annua
                                             Dimorphotheca barberae
                                                   [Osteospermum barberiae]
                                             Dimorphotheca caulescens
                                                   [Dimorphotheca dekindtii]
                                             Dimorphotheca chrysanthemifolia
                                             Dimorphotheca cuneata
                                             Dimorphotheca dregei
                                             Dimorphotheca ecklonis
                                             Dimorphotheca fruticosa
                                             Dimorphotheca jucunda
                                                   [Osteospermum jucundum]
                                             Dimorphotheca nudicaulis
                                                   [Castalis nudicaulis]
                                               Dimorphotheca nudicaulis var. graminifolia
                                                     [Calendula graminifolia]
                                                     [Dimorphotheca graminifolia]
                                             Dimorphotheca pinnata
                                             Dimorphotheca pluvialis
                                                   [Calendula pluvialis]
                                                   [Dimorphotheca hybrida]
                                             Dimorphotheca sinuata
                                                   [Dimorphotheca calendulacea]
                                                   [Dimorphotheca dentata]
                                             Dimorphotheca spectabilis
                                             Dimorphotheca tragus
                                     Dinoseris
                                             Dinoseris salicifolia
                                     Diotis
                                             Diotis lanata
                                     Diplactis
                                             Diplactis alpina
                                               Diplactis alpina subsp. vierhapperi
                                     Diplazoptilon
                                             Diplazoptilon picridifolium
                                     Diplopappus
                                             Diplopappus ericoides
                                               Diplopappus ericoides var. hirtella
                                             Diplopappus lutescens
                                     Diplostelma
                                             Diplostelma bellioides
                                     Diplostemma
                                     Diplostephium
                                             Diplostephium barclayanum
                                             Diplostephium callilepis
                                             Diplostephium costaricense
                                             Diplostephium crassifolium
                                             Diplostephium crypteriophyllum
                                             Diplostephium empetrifolium
                                             Diplostephium ericoides
                                                   [Diplostephium antisanense]
                                             Diplostephium espinosae
                                             Diplostephium floribundum
                                               Diplostephium floribundum subsp. aequatoriense
                                             Diplostephium glandulosum
                                             Diplostephium grantii
                                             Diplostephium haenkei
                                                   [Diplostephium atropurpureum]
                                             Diplostephium hartwegii
                                                   [Diplostephium adenachaenium]
                                             Diplostephium juniperinum
                                             Diplostephium oblanceolatum
                                             Diplostephium ochraceum
                                                   [Diplostephium denticulatum]
                                             Diplostephium phylicoides
                                             Diplostephium rosmarinifolium
                                             Diplostephium rupestre
                                             Diplostephium sagasteguii
                                             Diplostephium schultzii
                                               Diplostephium schultzii var. lehmanniana
                                             Diplostephium spinulosum
                                     Diplothrix
                                     Dipterotheca
                                     Distasis
                                     Distephanus
                                             Distephanus angolensis
                                                   [Antunesia angolensis]
                                                   [Gongrothamnus angolensis]
                                                   [Newtonia angolensis]
                                                   [Vernonia angolensis]
                                                   [Vernonia lutea]
                                             Distephanus angulifolius
                                                   [Cacalia angulifolia]
                                                   [Vernonia angulifolia]
                                             Distephanus anisochaetoides
                                                   [Vernonia anisochaetoides]
                                             Distephanus bara
                                             Distephanus biafrae
                                                   [Vernonia biafrae var. tufnelliae]
                                                   [Vernonia biafrae]
                                                   [Vernonia rhodocalymma]
                                                   [Vernonia senecioides]
                                                   [Vernonia tufnelliae]
                                                   [Vernonia verschuerenii]
                                             Distephanus divaricatus
                                                   [Gongrothamnus aurantiacus]
                                                   [Gongrothamnus corradianus]
                                                   [Gongrothamnus divaricatus]
                                                   [Vernonia aurantiaca]
                                                   [Vernonia vitellina]
                                             Distephanus eriophyllus
                                             Distephanus garnierianus
                                                   [Vernonia garnieriana]
                                             Distephanus glutinosus
                                             Distephanus ibityensis
                                             Distephanus inhacensis
                                                   [Vernonia inhacensis]
                                             Distephanus lastellei
                                             Distephanus malacophytus
                                             Distephanus plumosus
                                                   [Gongrothamnus plumosus]
                                                   [Vernonia plumosa]
                                             Distephanus poissonii
                                             Distephanus polygalifolius
                                             Distephanus rochonioides
                                             Distephanus subluteus
                                             Distephanus swinglei
                                             Distephanus trinervis
                                                   [Vernonia trinervis]
                                     Disynaphia
                                             Disynaphia calyculata
                                                   [Eupatorium calyculatum]
                                             Disynaphia ericoides
                                             Disynaphia filifolia
                                                   [Eupatorium filifolium]
                                             Disynaphia littoralis
                                             Disynaphia multicrenulata
                                             Disynaphia praeficta
                                             Disynaphia radula
                                     Dittrichia
                                             Dittrichia graveolens
                                                   [Inula graveolens]
                                             Dittrichia viscosa
                                               Dittrichia viscosa subsp. angustifolia
                                               Dittrichia viscosa subsp. viscosa
                                     Doellingeria
                                             Doellingeria elegans
                                                   [Aster elegans]
                                                   [Aster perelegans]
                                                   [Eucephalus elegans]
                                                   [Eucephalus perelegans]
                                             Doellingeria humilis
                                             Doellingeria infirma
                                                   [Aster cornifolius]
                                                   [Aster umbellatus var. brevisquamus]
                                             Doellingeria ptarmicoides
                                             Doellingeria reticulata
                                             Doellingeria scabra
                                             Doellingeria sericocarpoides
                                                   [Aster umbellatus var. latifolius]
                                             Doellingeria umbellata
                                                   [Aster umbellatus var. brevisquamis]
                                                   [Aster umbellatus]
                                                   [Diplopappus amygdalinus]
                                                   [Diplopappus umbellatus]
                                               Doellingeria umbellata subsp. pubens
                                               Doellingeria umbellata var. latifolia
                                               Doellingeria umbellata var. pubens
                                                     [Aster umbellatus var. pubens]
                                               Doellingeria umbellata var. umbellata
                                                     [Aster umbellatus var. umbellatus]
                                     Dolichlasium
                                             Dolichlasium lagascae
                                     Dolosanthus
                                     Donia
                                     Doniophyton
                                             Doniophyton anomalum
                                                   [Doniophyton patagonicum]
                                     Dorobaea
                                             Dorobaea laciniata
                                             Dorobaea pimpinellifolia
                                                   [Senecio nubigenus]
                                                   [Senecio pimpinellifolia]
                                     Doronicum
                                           [Elachia]
                                             Doronicum acaule
                                             Doronicum altaicum
                                                   [Arnica altaica]
                                             Doronicum austriacum
                                             Doronicum calotum
                                             Doronicum cataractarum
                                             Doronicum clusii
                                                   [Doronicum hirsutum]
                                             Doronicum columnae
                                             Doronicum corsicum
                                             Doronicum glaciale
                                             Doronicum grandiflorum
                                                   [Doronicum scorpioides]
                                             Doronicum hungaricum
                                             Doronicum kamaonense
                                                   [Doronicum roylei]
                                             Doronicum nudicaule
                                             Doronicum oblongifolium
                                             Doronicum orientale
                                                   [Doronicum caucasicum]
                                             Doronicum pardalianches
                                                   [Doronicum cordatum]
                                                   [Doronicum paralianches]
                                             Doronicum plantagineum
                                               Doronicum plantagineum subsp. atlanticum
                                               Doronicum plantagineum subsp. plantagineum
                                             Doronicum stenoglossum
                                     Dracopis
                                     Dresslerothamnus
                                             Dresslerothamnus angustiradiatus
                                                   [Senecio angustiradiatus]
                                             Dresslerothamnus schizotrichus
                                                   [Senecio schizotrichus]
                                     Dubautia
                                             Dubautia arborea
                                             Dubautia carrii
                                             Dubautia ciliolata
                                               Dubautia ciliolata subsp. ciliolata
                                               Dubautia ciliolata subsp. glutinosa
                                               Dubautia ciliolata var. juniperoides
                                               Dubautia ciliolata var. trinervia
                                             Dubautia coriacea
                                             Dubautia dolosa
                                             Dubautia hanaulaensis
                                             Dubautia herbstobatae
                                             Dubautia hillebrandii
                                             Dubautia imbricata
                                               Dubautia imbricata subsp. acronaea
                                               Dubautia imbricata subsp. imbricata
                                             Dubautia kalalauensis
                                             Dubautia kenwoodii
                                             Dubautia knudsenii
                                               Dubautia knudsenii subsp. filiformis
                                               Dubautia knudsenii subsp. knudsenii
                                               Dubautia knudsenii subsp. nagatae
                                               Dubautia knudsenii var. degeneri
                                             Dubautia kohalae
                                             Dubautia laevigata
                                               Dubautia laevigata var. parvifolia
                                             Dubautia latifolia
                                             Dubautia laxa
                                               Dubautia laxa subsp. bryanii
                                               Dubautia laxa subsp. hirsuta
                                               Dubautia laxa subsp. laxa
                                               Dubautia laxa subsp. pseudoplantaginea
                                               Dubautia laxa var. blakei
                                               Dubautia laxa var. bryanii
                                               Dubautia laxa var. greenwelliae
                                               Dubautia laxa var. hirsuta
                                               Dubautia laxa var. hispida
                                               Dubautia laxa var. intercedens
                                               Dubautia laxa var. obovata
                                               Dubautia laxa var. pedicellata
                                               Dubautia laxa var. pseudoplantaginea
                                               Dubautia laxa var. skottsbergii
                                               Dubautia laxa var. waianensis
                                             Dubautia linearis
                                               Dubautia linearis subsp. hillebrandii
                                                     [Dubautia x vafra]
                                                     [Railliardia vafra]
                                               Dubautia linearis subsp. linearis
                                               Dubautia linearis subsp. opposita
                                               Dubautia linearis var. opposita
                                             Dubautia lonchophylla
                                             Dubautia magnifolia
                                             Dubautia media
                                             Dubautia mendacoides
                                             Dubautia mendax
                                             Dubautia menziesii
                                               Dubautia menziesii var. angustifolia
                                             Dubautia microcephala
                                             Dubautia molokaiensis
                                               Dubautia molokaiensis var. oppositifolia
                                               Dubautia molokaiensis var. stipitata
                                             Dubautia montana
                                               Dubautia montana var. longifolia
                                               Dubautia montana var. robustior
                                             Dubautia nagatae
                                             Dubautia paleata
                                             Dubautia pauciflorula
                                             Dubautia plantaginea
                                               Dubautia plantaginea subsp. humilis
                                               Dubautia plantaginea subsp. magnifolia
                                               Dubautia plantaginea subsp. plantaginea
                                               Dubautia plantaginea var. acridentata
                                               Dubautia plantaginea var. glandulosa
                                               Dubautia plantaginea var. pauoaensis
                                               Dubautia plantaginea var. platyphylla
                                               Dubautia plantaginea var. strigosa
                                             Dubautia platyphylla
                                               Dubautia platyphylla var. leptophylla
                                             Dubautia raillardioides
                                             Dubautia reticulata
                                             Dubautia rockii
                                             Dubautia scabra
                                               Dubautia scabra subsp. leiophylla
                                               Dubautia scabra subsp. scabra
                                               Dubautia scabra var. leiophylla
                                               Dubautia scabra var. munroi
                                             Dubautia sherffiana
                                               Dubautia sherffiana var. paucinervia
                                             Dubautia struthioloides
                                             Dubautia syndetica
                                             Dubautia ternifolia
                                             Dubautia thyrsiflora
                                               Dubautia thyrsiflora var. cernua
                                             Dubautia waialealae
                                             Dubautia waianapanapaenis
                                             Dubautia waianapanapaensis
                                                   [Railliardia dolosa]
                                             Dubautia x demissifolia
                                             Dubautia x fallax
                                             Dubautia x fucosa
                                             Dubautia x media
                                             Dubautia x mendacoides
                                             Dubautia x mendax
                                             Dubautia x molokaiensis
                                             Dubautia x montana
                                             Dubautia x paludicola
                                             Dubautia x thyrsiflora
                                     Dubyaea
                                             Dubyaea tsarongensis
                                     Duchesnia
                                     Dugaldia
                                             Dugaldia grandiflora
                                             Dugaldia integrifolia
                                     Dugesia
                                             Dugesia mexicana
                                                   [Schizoptera lyrata]
                                     Duhaldea
                                             Duhaldea cappa
                                                   [Inula cappa]
                                                   [Inula intermedia]
                                                   [Vernonia congesta]
                                             Duhaldea cuspidata
                                                   [Inula cuspidata]
                                             Duhaldea eupatorioides
                                                   [Inula eupatorioides]
                                             Duhaldea nervosa
                                                   [Inula nervosa]
                                             Duhaldea rubricaulis
                                                   [Inula rubricaulis]
                                             Duhaldea stuhlmannii
                                     Dumerilia
                                     Dunantia
                                     Duseniella
                                             Duseniella patagonica
                                     Dyscritogyne
                                             Dyscritogyne adenosperma
                                                   [Brickellia arsenei]
                                                   [Steviopsis adenosperma]
                                             Dyscritogyne dryophila
                                     Dyscritothamnus
                                             Dyscritothamnus filifolius
                                             Dyscritothamnus mirandae
                                     Dysodiopsis
                                             Dysodiopsis tagetoides
                                                   [Thymophylla tagetoides]
                                     Dysodium
                                             Dysodium divaricatum
                                     Dyssodia
                                             Dyssodia anthemidifolia
                                                   [Boeberastrum anthemidifolium]
                                             Dyssodia appendiculata
                                             Dyssodia aurantiaca
                                             Dyssodia berlandieri
                                             Dyssodia chrysanthemoides
                                             Dyssodia decipiens
                                                   [Syncephalantha decipiens]
                                             Dyssodia gentryi
                                             Dyssodia glandulosa
                                             Dyssodia gypsophila
                                             Dyssodia littoralis
                                             Dyssodia micropoides
                                             Dyssodia papposa
                                                   [Boebera ciliosa]
                                                   [Boebera papposa]
                                                   [Dyssodia fastigiata]
                                                   [Tagetes papposa]
                                             Dyssodia pinnata
                                                   [Dyssodia pubescens]
                                               Dyssodia pinnata var. glabrescens
                                               Dyssodia pinnata var. pinnata
                                             Dyssodia sanguinea
                                             Dyssodia speciosa
                                             Dyssodia squamosa
                                             Dyssodia tagetiflora
                                                   [Boebera fastigiata]
                                             Dyssodia tagetoides
                                             Dyssodia tenuifolia
                                             Dyssodia tenuiloba
                                                   [Hymenatherum tenuilobum]
                                               Dyssodia tenuiloba subsp. tenuiloba
                                               Dyssodia tenuiloba subsp. wrightii
                                               Dyssodia tenuiloba var. tenuiloba
                                               Dyssodia tenuiloba var. texana
                                               Dyssodia tenuiloba var. treculii
                                               Dyssodia tenuiloba var. wrightii
                                             Dyssodia tephroleuca
                                             Dyssodia texana
                                             Dyssodia treculii
                                             Dyssodia wrightii
                                     Eastwoodia
                                             Eastwoodia elegans
                                     Eatonella
                                             Eatonella congdonii
                                             Eatonella nivea
                                     Echinacea
                                               Berkheya echinacea subsp. echinacea
                                             Echinacea angustifolia
                                               Echinacea angustifolia var. angustifolia
                                               Echinacea angustifolia var. strigosa
                                               Echinacea angustifolia var. tennesseensis
                                             Echinacea atrorubens
                                                   [Rudbeckia atrorubens]
                                               Echinacea atrorubens var. atrorubens
                                               Echinacea atrorubens var. neglecta
                                               Echinacea atrorubens var. paradoxa
                                             Echinacea laevigata
                                             Echinacea pallida
                                                   [Brauneria pallida]
                                                   [Rudbeckia pallida]
                                               Echinacea pallida var. angustifolia
                                               Echinacea pallida var. pallida
                                               Echinacea pallida var. sanguinea
                                               Echinacea pallida var. simulata
                                               Echinacea pallida var. strigosa
                                             Echinacea paradoxa
                                                   [Brauneria paradoxa]
                                               Echinacea paradoxa paradoxa
                                               Echinacea paradoxa var. neglecta
                                               Echinacea paradoxa var. paradoxa
                                             Echinacea purpurea
                                                   [Brauneria purpurea]
                                                   [Echinacea purpurea var. arkansana]
                                                   [Rudbeckia purpurea]
                                               Echinacea purpurea var. laevigata
                                               Echinacea purpurea var. purpurea
                                             Echinacea sanguinea
                                             Echinacea serotina
                                             Echinacea simulata
                                                   [Echinacea speciosa]
                                             Echinacea tennesseensis
                                                   [Brauneria tennesseensis]
                                                   [Echinacea pallida var. tennesseensis]
                                     Echinocoryne
                                             Echinocoryne schwenkiaefolia
                                                   [Vernonia schwenkiaefolia]
                                     Echinops
                                             Echinops aberdaricus
                                                   [Echinops oehlerianus]
                                             Echinops amplexicaulis
                                                   [Echinops claessensii]
                                                   [Echinops koroborii]
                                                   [Echinops neumannii]
                                                   [Echinops sidamensis]
                                             Echinops angustilobus
                                             Echinops bannaticus
                                             Echinops bovei
                                             Echinops buhaitensis
                                             Echinops cephalotes
                                             Echinops commutatus
                                             Echinops cyrenaicus
                                             Echinops dissectus
                                             Echinops echinatus
                                             Echinops ellenbeckii
                                             Echinops eryngiifolius
                                                   [Echinops bromeliifolius]
                                                   [Echinops lineari-lancifolius]
                                             Echinops exaltatus
                                             Echinops fontqueri
                                             Echinops fruticosus
                                             Echinops galalensis
                                             Echinops giganteus
                                                   [Echinops bequaertii]
                                                   [Echinops brevisetus]
                                                   [Echinops francinianus]
                                                   [Echinops giganteus var. lelyi]
                                                   [Echinops kulsii]
                                                   [Echinops negrii]
                                                   [Echinops nistrii]
                                                   [Echinops ochroleucus]
                                                   [Echinops seretii var. setifer]
                                                   [Echinops seretii]
                                                   [Echinops velutinus var. lelyi]
                                                   [Echinops velutinus]
                                             Echinops glaberrimus
                                             Echinops gmelinii
                                             Echinops gracilis
                                             Echinops guineensis
                                                   [Echinops elegans]
                                             Echinops himantophyllus
                                                   [Echinops bampsianus]
                                                   [Echinops rangei]
                                             Echinops hispidus
                                                   [Echinops chamaecephalus var. caulescens]
                                                   [Echinops chamaecephalus]
                                                   [Echinops gondarensis]
                                             Echinops hoehnelii
                                             Echinops humilis
                                             Echinops hussonii
                                             Echinops integrifolius
                                             Echinops karatavicus
                                             Echinops kebericho
                                             Echinops lanatus
                                             Echinops latifolius
                                             Echinops longifolius
                                                   [Echinops bathrophyllus]
                                                   [Echinops luckii var. pinnatiloba]
                                                   [Echinops luckii]
                                                   [Echinops otarus]
                                                   [Echinops schweinfurthii]
                                                   [Echinops serratifolius]
                                             Echinops longisetus
                                                   [Echinops hoffmannianus]
                                                   [Echinops steudneri]
                                             Echinops macrochaetus
                                             Echinops maracandicus
                                             Echinops mildbraedii
                                                   [Echinops lanceolatus]
                                             Echinops nanus
                                             Echinops orientalis
                                             Echinops pappii
                                                   [Echinops boranensis var. minor]
                                                   [Echinops boranensis]
                                                   [Echinops spinosus var. homolepis]
                                             Echinops pungens
                                             Echinops reticulatus
                                             Echinops ritro
                                                   [Echinops rito]
                                               Echinops ritro subsp. ritro
                                                     [Echinops rito subsp. rito]
                                                     [Echinops ritro var. ritro]
                                                     [Echinops tenuifolius]
                                               Echinops ritro subsp. ruthenicus
                                                     [Echinops rito subsp. ruthenicus]
                                                     [Echinops ritro var. ruthenicus]
                                             Echinops ritrodes
                                             Echinops ruthenicus
                                             Echinops setifer
                                             Echinops sphaerocephalus
                                             Echinops spinosissimus
                                               Echinops spinosissimus subsp. spinosissimus
                                                     [Echinops viscosus]
                                               Echinops spinosissimus subsp. spinosus
                                             Echinops spinosus
                                             Echinops strigosus
                                             Echinops taeckholmianus
                                             Echinops tjanschanicus
                                             Echinops villosissimus
                                     Eclipta
                                             Eclipta elliptica
                                             Eclipta platyglossa
                                             Eclipta procumbens
                                             Eclipta prostrata
                                                   [Anthemis abyssinica]
                                                   [Eclipta alba var. prostrata]
                                                   [Eclipta alba]
                                                   [Eclipta erecta var. diffusa]
                                                   [Eclipta erecta]
                                                   [Eclipta punctata]
                                                   [Sabazia leiachaenia]
                                                   [Verbesina alba]
                                                   [Verbesina prostrata]
                                             Eclipta pusilla
                                             Eclipta thermalis
                                     Egletes
                                             Egletes commixta
                                             Egletes humifusa
                                             Egletes liebmannii
                                                   [Egletes liebmannii var. yucatana]
                                                   [Egletes pringlei]
                                             Egletes prostrata
                                                   [Egletes domingensis]
                                             Egletes tenuifolia
                                             Egletes viscosa
                                                   [Cotula viscosa]
                                                   [Egletes viscosa var. dissecta]
                                     Eirmocephala
                                             Eirmocephala brachiata
                                                   [Vernonia brachiata]
                                             Eirmocephala cainarachiensis
                                                   [Vernonia cainarachiensis]
                                             Eirmocephala megaphylla
                                                   [Vernonia megaphylla]
                                     Eitenia
                                             Eitenia polyseta
                                     Ekmania
                                             Ekmania lepidota
                                                   [Vernonia lepidota]
                                     Ekmaniopappus
                                             Ekmaniopappus mikanioides
                                                   [Herodotia mikanioides]
                                     Elaphandra
                                             Elaphandra bicornis
                                             Elaphandra lucidula
                                                   [Aspilia steinbachii]
                                             Elaphandra ulei
                                                   [Aspilia lucidula]
                                             Elaphandra verbesinoides
                                                   [Aspilia nigropunctata]
                                                   [Gymnopsis verbesinoides]
                                                   [Gymnopsis wedelioides]
                                     Electra
                                     Electranthera
                                             Electranthera cuneifolia
                                             Electranthera mutica
                                               Electranthera mutica var. carnosifolia
                                                     [Coreopsis mutica var. carnosifolia]
                                               Electranthera mutica var. guerreroana
                                                     [Coreopsis mutica var. guerreroana]
                                               Electranthera mutica var. holotricha
                                               Electranthera mutica var. leptomera
                                               Electranthera mutica var. mexicana
                                               Electranthera mutica var. miahuatlana
                                                     [Coreopsis mutica var. miahuatlana]
                                               Electranthera mutica var. microcephala
                                               Electranthera mutica var. multiligulata
                                                     [Coreopsis multiligulata]
                                                     [Coreopsis mutica var. multiligulata]
                                               Electranthera mutica var. mutica
                                               Electranthera mutica var. subvillosa
                                             Electranthera parvifolia
                                     Elekmania
                                             Elekmania barahonensis
                                                   [Senecio barahonensis]
                                             Elekmania buchii
                                                   [Senecio buchii]
                                             Elekmania fuertesii
                                                   [Senecio fuertesii]
                                             Elekmania haitiensis
                                                   [Senecio haitiensis]
                                             Elekmania kuekenthalii
                                                   [Senecio kuekenthalii]
                                             Elekmania picardae
                                                   [Senecio picardae]
                                             Elekmania samanensis
                                                   [Senecio samanensis]
                                             Elekmania stenodon
                                                   [Senecio stenodon]
                                     Elephantopus
                                           [Elephantopsis]
                                             Elephantopus angolensis
                                             Elephantopus angustifolius
                                             Elephantopus arenarius
                                             Elephantopus biflorus
                                             Elephantopus carolinianus
                                                   [Elephantopus carolinianus f. vestitus]
                                                   [Elephantopus flexuosus]
                                                   [Elephantopus scaber var. coeruleus]
                                                   [Elephantopus violaceus]
                                               Elephantopus carolinianus var. simplex
                                             Elephantopus dilatatus
                                             Elephantopus elatus
                                               Elephantopus elatus var. intermedius
                                             Elephantopus hirtiflorus
                                             Elephantopus hypomalacus
                                             Elephantopus martii
                                             Elephantopus mendoncae
                                             Elephantopus mollis
                                                   [Elephantopus mollis var. bracteosus]
                                                   [Elephantopus mollis var. capitulatus]
                                             Elephantopus multisetus
                                                   [Elephantopus vernonioides]
                                             Elephantopus nudatus
                                             Elephantopus nudicaulis
                                             Elephantopus pilosus
                                             Elephantopus pratensis
                                             Elephantopus scaber
                                               Elephantopus scaber subsp. plurisetus
                                                     [Elephantopus plurisetus]
                                                     [Elephantopus scaber var. plurisetus]
                                               Elephantopus scaber var. argenteus
                                               Elephantopus scaber var. brevisetus
                                               Elephantopus scaber var. hirsutus
                                                     [Elephantopus welwitschii]
                                             Elephantopus senegalensis
                                                   [Elephantopus gossweileri]
                                                   [Synchodendron senegalense]
                                             Elephantopus spicatus
                                                   [Pseudoelephantopus spicatus]
                                             Elephantopus tomentosus
                                     Eleutheranthera
                                             Eleutheranthera ruderalis
                                                   [Eleutheranthera ovata]
                                                   [Ogiera ruderalis]
                                               Eleutheranthera ruderalis var. ruderalis
                                     Elichrysum
                                     Ellenbergia
                                     Ellimia
                                     Elvira
                                             Elvira biflora
                                     Elytropappus
                                     Emilia
                                             Emilia abyssinica
                                               Emilia abyssinica var. abyssinica