Taxon Search
  Plantae
    Tracheophyta
           [Tracheobionta]
    Spermatophyta
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
                    Caryophyllales
                            Cactaceae
                                    Acanthocalycium
                                            Acanthocalycium aurantiacum
                                            Acanthocalycium ferrarii
                                            Acanthocalycium glaucum
                                            Acanthocalycium klimpelianum
                                            Acanthocalycium spiniflorum
                                            Acanthocalycium thionanthum
                                            Acanthocalycium variiflorum
                                    Acanthocereus
                                            Acanthocereus atropurpureus
                                            Acanthocereus castellae
                                            Acanthocereus chiapensis
                                            Acanthocereus columbianus
                                            Acanthocereus cuixmalensis
                                            Acanthocereus horridus
                                            Acanthocereus maculatus
                                            Acanthocereus oaxacensis
                                            Acanthocereus occidentalis
                                            Acanthocereus paradoxus
                                            Acanthocereus pentagonus
                                            Acanthocereus subinermis
                                            Acanthocereus tepalcatepecanus
                                            Acanthocereus tetragonus
                                                   [Acanthocereus baxaniensis]
                                                   [Acanthocereus colombianus]
                                                   [Acanthocereus floridanus]
                                                   [Acanthocereus griseus]
                                                   [Acanthocereus pitajaya]
                                                   [Cactus pentagonus]
                                                   [Cactus tetragonus]
                                                   [Cereus baxaniensis]
                                                   [Cereus pentagonus]
                                                   [Cereus validus]
                                            Acanthocereus undulosus
                                    Acanthorhipsalis
                                    Acharagma
                                            Acharagma aguirreanum
                                                   [Escobaria aguirreana]
                                                   [Gymnocactus aguirreanus]
                                                   [Thelocactus aguirreanus]
                                            Acharagma roseana
                                            Acharagma roseanum
                                                   [Echinocactus roseanus]
                                                   [Gymnocactus roseanus]
                                                   [Thelocactus roseanus]
                                              Acharagma roseanum subsp. galeanense
                                              Acharagma roseanum subsp. roseanum
                                                     [Coryphantha roseana]
                                    Airampoa
                                            Airampoa albisaetacens
                                                   [Opuntia armata]
                                    Ancistrocactus
                                            Ancistrocactus brevihamatus
                                              Ancistrocactus brevihamatus var. brevihamatus
                                              Ancistrocactus brevihamatus var. pallidus
                                            Ancistrocactus pinkavanus
                                            Ancistrocactus scheeri
                                            Ancistrocactus tobuschii
                                    Aporocactus
                                            Aporocactus flagelliformis
                                    Ariocarpus
                                            Ariocarpus agavoides
                                            Ariocarpus bravoanus
                                              Ariocarpus bravoanus subsp. bravoanus
                                              Ariocarpus bravoanus subsp. hintonii
                                            Ariocarpus fissuratus
                                                   [Mammillaria fissurata]
                                              Ariocarpus fissuratus subsp. fissuratus
                                                     [Ariocarpus lloydii]
                                              Ariocarpus fissuratus subsp. lloydii
                                                     [Ariocarpus fissuratus var. lloydii]
                                              Ariocarpus fissuratus var. fissuratus
                                              Ariocarpus fissuratus var. hintonii
                                            Ariocarpus kotschoubeyanus
                                                   [Ariocarpus kotschoubeyanus subsp. macdowellii]
                                            Ariocarpus retusus
                                                   [Ariocarpus elongatus]
                                                   [Ariocarpus retusus var. retusus]
                                                   [Mammillaria furfuracea]
                                              Ariocarpus retusus subsp. retusus
                                              Ariocarpus retusus subsp. trigonus
                                            Ariocarpus scaphirostris
                                                   [Ariocarpus scapharostris]
                                                   [Ariocarpus scapharostrus]
                                            Ariocarpus trigonus
                                    Armatocereus
                                            Armatocereus arduus
                                            Armatocereus cartwrightianus
                                                   [Lemaireocereus cartwrightianus]
                                            Armatocereus godingianus
                                              Armatocereus godingianus subsp. brevispinus
                                                     [Armatocereus brevispinus]
                                              Armatocereus godingianus subsp. godingianus
                                                     [Lemaireocereus godingianus]
                                            Armatocereus laetus
                                                   [Armatocereus oligogonus]
                                                   [Lemaireocereus laetus]
                                            Armatocereus mataranus
                                              Armatocereus mataranus subsp. ancashensis
                                              Armatocereus mataranus subsp. mataranus
                                            Armatocereus matucanensis
                                                   [Armatocereus arboreus]
                                                   [Armatocereus churinensis]
                                                   [Armatocereus mataranus var. ancashensis]
                                            Armatocereus procerus
                                            Armatocereus rauhii
                                                   [Armatocereus rupicola]
                                              Armatocereus rauhii subsp. balsasensis
                                              Armatocereus rauhii subsp. rauhii
                                            Armatocereus riomajensis
                                    Arrojadoa
                                            Arrojadoa bahiensis
                                            Arrojadoa dinae
                                                   [Arrojadoa beateae]
                                                   [Arrojadoa dinae subsp. dinae]
                                                   [Arrojadoa dinae subsp. nana]
                                                   [Arrojadoa dinae var. nana]
                                                   [Arrojadoa multiflora]
                                            Arrojadoa eriocaulis
                                                   [Arrojadoa dinae subsp. eriocaulis]
                                                   [Arrojadoa eriocaulis subsp. albicoronata]
                                                   [Arrojadoa multiflora subsp. hofackeriana]
                                            Arrojadoa marylaniae
                                            Arrojadoa penicillata
                                                   [Cereus penicillatus]
                                            Arrojadoa rhodantha
                                                   [Arrojadoa aureispina var. anguinea]
                                                   [Arrojadoa aureispina var. guanambensis]
                                                   [Arrojadoa aureispina]
                                                   [Arrojadoa canudosensis]
                                                   [Arrojadoa horstiana]
                                                   [Arrojadoa rhodantha subsp. aureispina]
                                                   [Arrojadoa rhodantha subsp. canudosensis]
                                                   [Arrojadoa rhodantha subsp. reflexa]
                                                   [Arrojadoa rhodantha var. theunisseniana]
                                            Arrojadoa x albiflora
                                    Arthrocereus
                                            Arthrocereus glaziovii
                                                   [Arthrocereus campos-portoi]
                                                   [Arthrocereus damazioi]
                                                   [Arthrocereus densiaculeatus]
                                                   [Arthrocereus itabiriticola]
                                                   [Leocereus glaziovii]
                                            Arthrocereus melanurus
                                                   [Leocereus melanurus]
                                              Arthrocereus melanurus subsp. magnus
                                              Arthrocereus melanurus subsp. melanurus
                                              Arthrocereus melanurus subsp. odorus
                                            Arthrocereus odorus
                                            Arthrocereus rondonianus
                                            Arthrocereus spinosissimus
                                    Astrophytum
                                            Astrophytum asterias
                                                   [Echinocactus asterias]
                                            Astrophytum capricorne
                                                   [Astrophytum capricorne var. crassispinum]
                                                   [Astrophytum senile]
                                                   [Echinocactus capricornis]
                                            Astrophytum caput-medusae
                                            Astrophytum myriostigma
                                                   [Astrophytum coahuilense]
                                                   [Astrophytum columnare]
                                                   [Astrophytum myriostigma var. potosinum]
                                                   [Astrophytum myriostigma var. tulense]
                                                   [Astrophytum tulense]
                                              Astrophytum myriostigma var. coahuilense
                                              Astrophytum myriostigma var. myriostigma
                                            Astrophytum ornatum
                                                   [Echinocactus ornatus]
                                    Austrocactus
                                           [Austrocactus coxii]
                                            Austrocactus bertinii
                                                   [Austrocactus dusenii]
                                                   [Austrocactus gracilis]
                                                   [Austrocactus hibernus]
                                                   [Austrocactus patagonicus]
                                            Austrocactus philippii
                                                   [Erdisia philippii]
                                            Austrocactus spiniflorus
                                                   [Corryocactus spiniflorus]
                                                   [Erdisia spiniflora]
                                                   [Opuntia spiniflora]
                                    Austrocylindropuntia
                                            Austrocylindropuntia cylindrica
                                                   [Austrocylindropuntia intermedia]
                                                   [Cactus cylindricus]
                                                   [Cylindropuntia intermedia]
                                                   [Opuntia bradleyi]
                                            Austrocylindropuntia floccosa
                                                   [Austrocylindropuntia hirschii]
                                                   [Austrocylindropuntia lauliacoana]
                                                   [Austrocylindropuntia machacana]
                                                   [Austrocylindropuntia punta-caillan]
                                                   [Austrocylindropuntia tephrocactoides]
                                                   [Austrocylindropuntia yanganucensis]
                                                   [Opuntia blancii]
                                                   [Opuntia crispicrinita]
                                                   [Opuntia cylindrolanata]
                                                   [Opuntia floccosa]
                                                   [Opuntia hirschii]
                                                   [Opuntia pseudoudonis]
                                                   [Opuntia punta-caillan]
                                                   [Opuntia rauhii]
                                                   [Opuntia tephrocactoides]
                                                   [Opuntia udonis]
                                                   [Opuntia verticosa]
                                                   [Opuntia yanganucensis]
                                                   [Tephrocactus atroviridis]
                                                   [Tephrocactus blancii]
                                                   [Tephrocactus crispicrinitus]
                                                   [Tephrocactus cylindrolanatus]
                                                   [Tephrocactus floccosus]
                                                   [Tephrocactus hirschii]
                                                   [Tephrocactus pseudoudonis]
                                                   [Tephrocactus punta-caillan]
                                                   [Tephrocactus rauhii]
                                                   [Tephrocactus udonis]
                                                   [Tephrocactus verticosus]
                                                   [Tephrocactus yanganucensis]
                                            Austrocylindropuntia lagopus
                                                   [Austrocylindropuntia malyana]
                                                   [Opuntia lagopus]
                                                   [Tephrocactus lagopus]
                                                   [Tephrocactus malyanus]
                                            Austrocylindropuntia miquelii
                                                   [Opuntia miquelii]
                                            Austrocylindropuntia pachypus
                                                   [Opuntia pachypus]
                                            Austrocylindropuntia shaferi
                                                   [Austrocylindropuntia humahuacana]
                                                   [Austrocylindropuntia steiniana]
                                                   [Austrocylindropuntia weingartiana]
                                                   [Cylindropuntia humahuacana]
                                                   [Cylindropuntia weingartiana]
                                                   [Opuntia shaferi]
                                            Austrocylindropuntia subulata
                                                   [Pereskia subulata]
                                              Austrocylindropuntia subulata subsp. exaltata
                                                     [Austrocylindropuntia exaltata]
                                                     [Opuntia exaltata]
                                                     [Opuntia subulata var. exaltata]
                                              Austrocylindropuntia subulata subsp. subulata
                                            Austrocylindropuntia verschaffeltii
                                                   [Austrocylindropuntia haematacantha]
                                                   [Austrocylindropuntia inarmata]
                                                   [Cylindropuntia haematacantha]
                                                   [Opuntia posnanskyana]
                                                   [Opuntia steiniana]
                                                   [Opuntia verschaffeltii]
                                            Austrocylindropuntia vestita
                                                   [Austrocylindropuntia chuquisacana]
                                                   [Austrocylindropuntia teres]
                                                   [Cylindropuntia teres]
                                                   [Opuntia chuquisacana]
                                                   [Opuntia heteromorpha]
                                                   [Opuntia vestita]
                                                   [Tephrocactus heteromorphus]
                                    Aylostera
                                    Aztekium
                                            Aztekium hintonii
                                            Aztekium ritteri
                                                   [Echinocactus ritteri]
                                    Backebergia
                                            Backebergia militaris
                                                   [Pachycereus chrysomallus]
                                    Bartschella
                                    Bergerocactus
                                            Bergerocactus emoryi
                                                   [Bergerocereus emoryi]
                                                   [Cereus emoryi]
                                                   [Echinocereus emoryi]
                                    Bergerocereus
                                    Blossfeldia
                                            Blossfeldia liliputana
                                                   [Blossfeldia liliputana var. atroviridis]
                                                   [Blossfeldia liliputana var. campaniflora]
                                                   [Blossfeldia liliputana var. fechseri]
                                                   [Blossfeldia minima]
                                                   [Blossfeldia pedicellata]
                                                   [Parodia liliputana]
                                    Bolivicereus
                                    Bonifazia
                                    Borzicactus
                                            Borzicactus aurantiacus
                                            Borzicactus calvescens
                                            Borzicactus fruticosus
                                    Brachycereus
                                            Brachycereus nesioticus
                                    Brasilicereus
                                            Brasilicereus markgrafii
                                            Brasilicereus phaeacanthus
                                                   [Brasilicereus breviflorus]
                                                   [Brasilicereus phaeacanthus subsp. breviflorus]
                                    Brasiliopuntia
                                            Brasiliopuntia brasiliensis
                                                   [Brasiliopuntia bahiensis]
                                                   [Brasiliopuntia neoargentina]
                                                   [Brasiliopuntia schulzii]
                                                   [Brasiliopuntia subacarpa]
                                                   [Cactus brasiliensis]
                                                   [Opuntia bahiensis]
                                                   [Opuntia brasiliensis subsp. bahiensis]
                                                   [Opuntia brasiliensis subsp. subacarpa]
                                                   [Opuntia neoargentina]
                                                   [Opuntia schulzii]
                                              Brasiliopuntia brasiliensis subsp. brasiliensis
                                                     [Opuntia argentina]
                                            Brasiliopuntia schickendantzii
                                    Browningia
                                            Browningia altissima
                                                   [Gymnanthocereus altissimus]
                                            Browningia amstutziae
                                            Browningia caineana
                                            Browningia candelaris
                                                   [Cereus candelaris]
                                              Browningia candelaris subsp. candelaris
                                              Browningia candelaris subsp. icaensis
                                                     [Browningia icaensis]
                                            Browningia chlorocarpa
                                                   [Cactus chlorocarpus]
                                            Browningia columnaris
                                            Browningia hertlingiana
                                                   [Browningia viridis]
                                            Browningia microsperma
                                                   [Browningia albiceps]
                                                   [Cereus microspermus]
                                            Browningia pilleifera
                                                   [Gymnanthocereus macracanthus]
                                                   [Gymnanthocereus pilleifer]
                                            Browningia riosaniensis
                              Cactoideae
                                    Kadenicarpus
                                            Kadenicarpus horripilus
                                                   [Neolloydia horripila]
                                            Kadenicarpus pseudomacrochele
                                    Leucostele
                                            Leucostele chiloensis
                                              Leucostele chiloensis subsp. chiloensis
                                                     [Cereus quisco]
                                    Lymanbensonia
                                            Lymanbensonia crenata
                                    Marginatocereus
                                            Marginatocereus marginatus
                                                   [Echinopsis gemmata]
                                                   [Lemaireocereus marginatus]
                                    Soehrensia
                                            Soehrensia candicans
                                                   [Echinocereus candicans]
                                                   [Trichocereus lamprochlorus]
                                    Cactus
                                            Cactus goodridgii
                                            Cactus lasiacanthus
                                              Cactus lasiacanthus var. denudatus
                                            Cactus muehlenpfordtii
                                                   [Mammillaria muehlenpfordtii]
                                            Cactus opuntia
                                            Cactus pringlei
                                            Cactus radiosus
                                            Cactus recurvispinus
                                                   [Mammillaria recurvispina]
                                    Calymmanthium
                                            Calymmanthium substerile
                                    Carnegiea
                                            Carnegiea euphorbioides
                                            Carnegiea gigantea
                                                   [Cereus giganteus]
                                    Castellanosia
                                            Castellanosia caineana
                                    Cephalocereus
                                            Cephalocereus apicicephalium
                                                   [Cephalocereus nizandensis]
                                                   [Cephalocereus totolapensis]
                                            Cephalocereus columna-trajani
                                                   [Cephalocereus hoppenstedtii]
                                                   [Pachycereus columna-trajani]
                                            Cephalocereus deeringii
                                            Cephalocereus dybowskii
                                            Cephalocereus keyensis
                                            Cephalocereus mezcalaensis
                                            Cephalocereus nudus
                                            Cephalocereus phaeacanthus
                                            Cephalocereus purpusii
                                            Cephalocereus senilis
                                                   [Pilocereus senilis]
                                            Cephalocereus smithianus
                                            Cephalocereus zehnteri
                                    Cephalophorus
                                            Cephalophorus palmeri
                                    Cereus
                                           [Cereus braunii]
                                           [Cereus pachyrrhizus]
                                            Cereus Engelmannii
                                            Cereus acranthus
                                            Cereus aethiops
                                                   [Cereus azureus]
                                                   [Piptanthocereus aethiops]
                                            Cereus aggregatus
                                            Cereus albicaulis
                                                   [Acanthocereus albicaulis]
                                                   [Monvillea albicaulis]
                                            Cereus alticostatus
                                            Cereus amazonicus
                                            Cereus apoloensis
                                            Cereus argentinensis
                                            Cereus assurgens
                                            Cereus atacamensis
                                            Cereus ballivianii
                                            Cereus berlandieri
                                            Cereus bicolor
                                            Cereus blanckii
                                            Cereus blankii
                                            Cereus caespitosus
                                            Cereus campinensis
                                            Cereus chalybaeus
                                            Cereus childsii
                                            Cereus chiotilla
                                            Cereus chloranthus
                                            Cereus cinerascens
                                            Cereus coccineus
                                            Cereus cochal
                                            Cereus compressus
                                            Cereus coniflorus
                                            Cereus crassisepalus
                                            Cereus crenulatus
                                            Cereus dasyacanthus
                                              Cereus dasyacanthus var. minor
                                              Cereus dasyacanthus var. neomexicanus
                                            Cereus diffusus
                                                   [Monvillea diffusa]
                                            Cereus dubius
                                            Cereus eburneus
                                            Cereus edulis
                                            Cereus eriophorus
                                              Cereus eriophorus var. eriophorus
                                              Cereus eriophorus var. fragrans
                                            Cereus estevesii
                                            Cereus fendleri
                                            Cereus fernambucensis
                                                   [Cereus neotetragonus]
                                                   [Cereus obtusus]
                                              Cereus fernambucensis subsp. fernambucensis
                                                     [Cereus tetragonus]
                                              Cereus fernambucensis subsp. sericifer
                                                     [Cereus sericifer]
                                                     [Piptanthocereus sericifer]
                                            Cereus flagelliformis
                                            Cereus forbesii
                                            Cereus fricii
                                                   [Cephalocereus russelianus]
                                                   [Cereus russelianus]
                                            Cereus geometrizans
                                            Cereus glaziovii
                                            Cereus gracilis
                                              Cereus gracilis var. aboriginus
                                              Cereus gracilis var. simpsonii
                                            Cereus grantianus
                                            Cereus gummosus
                                            Cereus hankeanus
                                                   [Cereus cochabambensis]
                                                   [Cereus comarapanus]
                                                   [Cereus huilunchu]
                                                   [Piptanthocereus comarapanus]
                                                   [Piptanthocereus huilunchu]
                                            Cereus hexagonus
                                                   [Cereus horridus]
                                                   [Cereus longiflorus]
                                                   [Cereus longifolius]
                                                   [Cereus perlucens]
                                            Cereus hildmannianus
                                                   [Cereus hildmannianus subsp. xanthocarpus]
                                                   [Cereus neonesioticus]
                                                   [Cereus nesioticus]
                                                   [Cereus uruguayanus]
                                                   [Cereus xanthocarpus]
                                                   [Piptanthocereus neonesioticus var. interior]
                                                   [Piptanthocereus neonesioticus]
                                                   [Piptanthocereus peruvianus]
                                                   [Piptanthocereus xanthocarpus]
                                                   [Stenocereus peruvianus]
                                              Cereus hildmannianus subsp. hildmannianus
                                                     [Cereus alacriportanus]
                                                     [Cereus peruvianus var. monstrosus]
                                              Cereus hildmannianus subsp. uruguayanus
                                                     [Piptanthocereus bageanus]
                                                     [Piptanthocereus uruguayanus]
                                            Cereus horrispinus
                                            Cereus huotii
                                            Cereus hystrix
                                            Cereus insularis
                                                   [Cereus ridleii]
                                                   [Monvillea insularis]
                                            Cereus jamacaru
                                              Cereus jamacaru subsp. calcirupicola
                                                     [Cereus calcirupicola subsp. cabralensis]
                                                     [Cereus calcirupicola subsp. cipoensis]
                                                     [Cereus calcirupicola var. cabralensis]
                                                     [Cereus calcirupicola var. cipoensis]
                                                     [Cereus calcirupicola]
                                                     [Piptanthocereus cabralensis]
                                                     [Piptanthocereus calcirupicola]
                                                     [Piptanthocereus cipoensis]
                                              Cereus jamacaru subsp. jamacaru
                                                     [Cereus goiasensis]
                                                     [Cereus jamacaru subsp. goiasensis]
                                                     [Piptanthocereus goiasensis]
                                            Cereus kroenleinii
                                                   [Cereus phatnospermus subsp. kroenleinii]
                                                   [Monvillea kroenleinii]
                                            Cereus lamprospermus
                                              Cereus lamprospermus subsp. colosseus
                                              Cereus lamprospermus subsp. lamprospermus
                                            Cereus lanosus
                                                   [Piptanthocereus lanosus]
                                            Cereus lauterbachii
                                            Cereus litoralis
                                            Cereus maritimus
                                            Cereus markgrafii
                                            Cereus melanurus
                                            Cereus minensis
                                            Cereus mirabella
                                                   [Monvillea minensis]
                                            Cereus mojavensis
                                            Cereus mortensenii
                                                   [Pilocereus mortensenii]
                                                   [Pilosocereus gruberi]
                                                   [Pilosocereus mortensenii]
                                            Cereus munzii
                                            Cereus nashii
                                                   [Harrisia nashii]
                                            Cereus nudiflorus
                                            Cereus orcuttii
                                            Cereus pecten-aboriginum
                                            Cereus pectinatus
                                            Cereus pentalophus
                                            Cereus peruvianus
                                                   [Cactus peruvianus]
                                            Cereus phaeacanthus
                                            Cereus phatnospermus
                                                   [Cereus adelmarii]
                                                   [Monvillea adelmarii]
                                                   [Monvillea phatnosperma]
                                            Cereus phoeniceus
                                              Cereus phoeniceus var. pacificus
                                            Cereus pierre-braunianus
                                            Cereus polyacanthus
                                            Cereus portoricensis
                                            Cereus pringlei
                                            Cereus quadricostatus
                                            Cereus repandus
                                                   [Cactus repandus]
                                                   [Cereus atroviridis]
                                                   [Cereus grenadensis]
                                                   [Cereus margaritensis]
                                            Cereus robinii
                                              Cereus robinii var. deeringii
                                              Cereus robinii var. keyensis
                                            Cereus roetteri
                                            Cereus saddianus
                                                   [Monvillea saddiana]
                                            Cereus smithianus
                                            Cereus speciosissimus
                                            Cereus spegazzinii
                                                   [Cereus anisitsii]
                                                   [Cereus haageanus]
                                                   [Monvillea ebenacantha]
                                                   [Monvillea haageana]
                                                   [Monvillea lindenzweigiana]
                                                   [Monvillea spegazzinii]
                                            Cereus spinulosus
                                            Cereus stellatus
                                            Cereus stenogonus
                                                   [Cereus dayamii]
                                                   [Cereus roseiflorus]
                                                   [Cereus tacuaralensis]
                                                   [Piptanthocereus dayamii]
                                                   [Piptanthocereus stenogonus]
                                            Cereus stramineus
                                            Cereus strictus
                                            Cereus trigonodendron
                                            Cereus trigonus
                                            Cereus undatus
                                            Cereus undulosus
                                            Cereus vargasianus
                                            Cereus variabilis
                                            Cereus viridflorus
                                            Cereus viridiflorus
                                              Cereus viridiflorus var. cylindricus
                                            Cereus yunckeri
                                    Chamaecereus
                                    Chiapasia
                                    Cinnabarinea
                                    Cipocereus
                                            Cipocereus bradei
                                            Cipocereus crassisepalus
                                            Cipocereus laniflorus
                                            Cipocereus minensis
                                              Cipocereus minensis subsp. leiocarpus
                                              Cipocereus minensis subsp. minensis
                                                     [Cipocereus minensis subsp. pleurocarpus]
                                            Cipocereus pleurocarpus
                                            Cipocereus pusilliflorus
                                    Cleistocactus
                                            Cleistocactus acanthurus
                                                   [Borzicactus acanthurus]
                                                   [Cereus acanthurus]
                                                   [Loxanthocereus acanthurus]
                                              Cleistocactus acanthurus subsp. acanthurus
                                                     [Cleistocactus erectispinus]
                                                     [Haageocereus paradoxus]
                                                     [Loxanthocereus bicolor]
                                                     [Loxanthocereus convergens]
                                                     [Loxanthocereus cullmannianus]
                                                     [Loxanthocereus eremiticus]
                                                     [Loxanthocereus erigens]
                                                     [Loxanthocereus eriotrichus]
                                                     [Loxanthocereus eulalianus]
                                                     [Loxanthocereus gracilispinus]
                                                     [Loxanthocereus keller-badensis]
                                                     [Loxanthocereus multifloccosus]
                                                     [Loxanthocereus neglectus var. chimbotensis]
                                                     [Loxanthocereus neglectus]
                                                     [Loxanthocereus pacaranensis]
                                              Cleistocactus acanthurus subsp. faustianus
                                                     [Borzicactus faustianus]
                                                     [Loxanthocereus faustianus]
                                              Cleistocactus acanthurus subsp. pullatus
                                                     [Loxanthocereus pullatus]
                                            Cleistocactus ayopayanus
                                            Cleistocactus baumannii
                                                   [Cereus baumannii]
                                              Cleistocactus baumannii subsp. baumannii
                                                     [Cleistocactus bruneispinus]
                                                     [Cleistocactus flavispinus]
                                              Cleistocactus baumannii subsp. horstii
                                                     [Cleistocactus horstii]
                                              Cleistocactus baumannii subsp. santacruzensis
                                                     [Cleistocactus anguinus]
                                                     [Cleistocactus baumannii subsp. anguinus]
                                                     [Cleistocactus baumannii subsp. chacoanus]
                                                     [Cleistocactus baumannii subsp. croceiflorus]
                                                     [Cleistocactus chacoanus]
                                                     [Cleistocactus croceiflorus]
                                                     [Cleistocactus grossei]
                                                     [Cleistocactus paraguariensis]
                                                     [Cleistocactus santacruzensis]
                                            Cleistocactus brookeae
                                                   [Cleistocactus wendlandiorum]
                                              Cleistocactus brookeae subsp. brookeae
                                              Cleistocactus brookeae subsp. vulpis-cauda
                                            Cleistocactus buchtienii
                                                   [Cleistocactus angosturensis]
                                                   [Cleistocactus orthogonus]
                                                   [Cleistocactus palhuayensis]
                                                   [Cleistocactus ressinianus]
                                                   [Cleistocactus sucrensis]
                                                   [Cleistocactus tupizensis]
                                                   [Cleistocactus viridiflorus]
                                            Cleistocactus candelilla
                                                   [Cleistocactus dependens]
                                                   [Cleistocactus ianthinus]
                                                   [Cleistocactus pojoensis]
                                                   [Cleistocactus vallegrandensis]
                                              Cleistocactus candelilla subsp. candelilla
                                              Cleistocactus candelilla subsp. piraymirensis
                                                     [Cleistocactus muyurinensis]
                                                     [Cleistocactus piraymirensis]
                                            Cleistocactus chrysocephalus
                                            Cleistocactus fieldianus
                                                   [Borzicactus fieldianus]
                                              Cleistocactus fieldianus subsp. fieldianus
                                                     [Borzicactus cajamarcensis]
                                                     [Borzicactus calviflorus]
                                              Cleistocactus fieldianus subsp. tessellatus
                                                     [Borzicactus tessellatus]
                                            Cleistocactus hoffmannii
                                                   [Loxanthocereus hoffmannii]
                                            Cleistocactus hyalacanthus
                                                   [Cereus hyalacanthus]
                                                   [Cleistocactus azerensis]
                                                   [Cleistocactus jujuyensis]
                                              Cleistocactus hyalacanthus subsp. hyalacanthus
                                              Cleistocactus hyalacanthus subsp. tarijensis
                                                     [Cleistocactus compactus]
                                                     [Cleistocactus hildegardiae]
                                            Cleistocactus hystrix
                                                   [Cleistocactus clavispinus]
                                                   [Cleistocactus peculiaris]
                                                   [Loxanthocereus canetensis]
                                                   [Loxanthocereus deserticola]
                                                   [Loxanthocereus ferrugineus]
                                                   [Loxanthocereus hystrix]
                                                   [Loxanthocereus montanus]
                                                   [Loxanthocereus peculiaris]
                                            Cleistocactus icosagonus
                                                   [Borzicactus aurivillus]
                                                   [Borzicactus icosagonus]
                                                   [Cleistocactus humboldtii]
                                                   [Cleistocactus roseiflorus]
                                                   [Cleistocactus x crassiserpens]
                                                   [Loxanthocereus trujilloensis]
                                            Cleistocactus jajoanus
                                                   [Borzicactus jajoanus]
                                                   [Loxanthocereus jajoianus]
                                                   [Loxanthocereus riomajensis]
                                            Cleistocactus laniceps
                                                   [Cereus laniceps]
                                            Cleistocactus leonensis
                                            Cleistocactus longiserpens
                                            Cleistocactus luribayensis
                                                   [Cleistocactus glaucus]
                                                   [Cleistocactus granjaensis]
                                            Cleistocactus micropetalus
                                            Cleistocactus morawetzianus
                                                   [Cleistocactus villaazuensis]
                                                   [Cleistocactus villaazulensis]
                                                   [Corryocactus heteracanthus]
                                            Cleistocactus neoroezlii
                                                   [Borzicactus neoroezlii]
                                                   [Cleistocactus serpens]
                                            Cleistocactus pachycladus
                                                   [Loxanthocereus pachycladus]
                                                   [Loxanthocereus piscoensis]
                                                   [Loxanthocereus yauyosensis]
                                                   [Oreocereus piscoensis]
                                            Cleistocactus parapetiensis
                                            Cleistocactus parviflorus
                                                   [Cereus parviflorus]
                                                   [Cleistocactus areolatus]
                                                   [Cleistocactus fusiflorus]
                                                   [Cleistocactus herzogianus]
                                            Cleistocactus plagiostoma
                                                   [Borzicactus plagiostoma]
                                                   [Borzicactus purpureus]
                                                   [Borzicactus samnensis]
                                                   [Cereus plagiostoma]
                                                   [Cleistocactus fieldianus subsp. samnensis]
                                            Cleistocactus pungens
                                                   [Cleistocactus brevispinus]
                                                   [Loxanthocereus brevispinus]
                                            Cleistocactus pycnacanthus
                                                   [Cleistocactus morawetzianus var. pycnacanthus]
                                            Cleistocactus reae
                                            Cleistocactus ritteri
                                            Cleistocactus samaipatanus
                                                   [Bolivicereus brevicaulis]
                                                   [Bolivicereus croceus]
                                                   [Bolivicereus rufus]
                                                   [Bolivicereus samaipatanus var. multiflorus]
                                                   [Bolivicereus samaipatanus]
                                                   [Borzicactus samaipatanus]
                                            Cleistocactus sepium
                                                   [Borzicactus aequatorialis]
                                                   [Borzicactus morleyanus]
                                                   [Borzicactus sepium]
                                                   [Borzicactus ventimigliae]
                                                   [Borzicactus websterianus var. rufispinus]
                                                   [Borzicactus websterianus]
                                                   [Cactus sepium]
                                                   [Cleistocactus chotaensis]
                                                   [Cleistocactus roezlii]
                                                   [Matucana weberbaueri]
                                              Cleistocactus sepium var. morleyanus
                                              Cleistocactus sepium var. sepium
                                              Cleistocactus sepium var. ventimigliae
                                            Cleistocactus sextonianus
                                                   [Borzicactus sextonianus]
                                                   [Erdisia sextoniana]
                                                   [Loxanthocereus aticensis]
                                                   [Loxanthocereus camanaensis]
                                                   [Loxanthocereus nanus]
                                                   [Loxanthocereus puquiensis]
                                                   [Loxanthocereus sextonianus]
                                                   [Loxanthocereus splendens]
                                                   [Loxanthocereus variabilis]
                                            Cleistocactus smaragdiflorus
                                                   [Cleistocactus ferrarii]
                                            Cleistocactus strausii
                                                   [Pilocereus strausii]
                                            Cleistocactus sulcifer
                                                   [Borzicactus pseudothelegonus]
                                                   [Borzicactus sulcifer]
                                                   [Cleistocactus granditessellatus]
                                                   [Loxanthocereus granditessellatus]
                                                   [Loxanthocereus otuscensis]
                                                   [Loxanthocereus parvitesselatus]
                                                   [Loxanthocereus sulcifer]
                                            Cleistocactus tarijensis
                                            Cleistocactus tenuiserpens
                                                   [Borzicactus tenuiserpens]
                                            Cleistocactus tominensis
                                                   [Cereus tominensis]
                                                   [Cleistocactus capadalensis]
                                                   [Cleistocactus clavicaulis]
                                                   [Cleistocactus crassicaulis]
                                                   [Cleistocactus mendozae]
                                                   [Cleistocactus viridialabastri]
                                              Cleistocactus tominensis subsp. micropetalus
                                              Cleistocactus tominensis subsp. tominensis
                                            Cleistocactus varispinus
                                            Cleistocactus vulpis-cauda
                                            Cleistocactus winteri
                                              Cleistocactus winteri subsp. colademono
                                              Cleistocactus winteri subsp. winteri
                                            Cleistocactus xylorhizus
                                                   [Loxanthocereus xylorhizus]
                                    Cochemiea
                                            Cochemiea conoidea
                                                   [Mammillaria coronata]
                                            Cochemiea dioica
                                                   [Mammillaria goodrichii]
                                            Cochemiea grahamii
                                                   [Cactus grahamii]
                                            Cochemiea halei
                                                   [Mammillaria halei]
                                            Cochemiea inexpectata
                                                   [Neolloydia inexpectata]
                                            Cochemiea maritima
                                                   [Mammillaria maritima]
                                            Cochemiea mazatlanensis
                                            Cochemiea pondii
                                                   [Mammillaria pondii subsp. maritima]
                                                   [Mammillaria pondii subsp. pondii]
                                                   [Mammillaria pondii subsp. setispina]
                                                   [Mammillaria pondii]
                                            Cochemiea poselgeri
                                                   [Mammillaria poselgeri]
                                            Cochemiea setispina
                                                   [Mammillaria setispina]
                                    Cochiseia
                                    Coleocephalocereus
                                            Coleocephalocereus albicephalus
                                            Coleocephalocereus aureus
                                                   [Coleocephalocereus brevicylindricus]
                                                   [Coleocephalocereus elongatus]
                                            Coleocephalocereus braunii
                                            Coleocephalocereus buxbaumianus
                                              Coleocephalocereus buxbaumianus subsp. buxbaumianus
                                              Coleocephalocereus buxbaumianus subsp. flavisetus
                                            Coleocephalocereus diersianus
                                            Coleocephalocereus dybowskii
                                            Coleocephalocereus estevesii
                                            Coleocephalocereus flavisetus
                                            Coleocephalocereus fluminensis
                                                   [Cephalocereus fluminensis]
                                                   [Cereus fluminensis]
                                                   [Cereus melocactus]
                                              Coleocephalocereus fluminensis subsp. decumbens
                                                     [Coleocephalocereus decumbens]
                                              Coleocephalocereus fluminensis subsp. fluminensis
                                                     [Coleocephalocereus fluminensis subsp. braamhaarii]
                                                     [Coleocephalocereus fluminensis subsp. paulensis]
                                                     [Coleocephalocereus fluminensis var. braamhaarii]
                                                     [Leocereus paulensis]
                                            Coleocephalocereus goebelianus
                                                   [Cereus goebelianus]
                                            Coleocephalocereus lehmannianus
                                            Coleocephalocereus pluricostatus
                                                   [Coleocephalocereus pluricostatus subsp. uebelmanniorum]
                                                   [Coleocephalocereus uebelmanniorum]
                                            Coleocephalocereus purpureus
                                    Coloradoa
                                    Consolea
                                            Consolea corallicola
                                                   [Cactus spinosissimus]
                                                   [Opuntia corallicola]
                                                   [Opuntia spinosissima]
                                            Consolea falcata
                                            Consolea macracantha
                                                   [Consolea microcarpa]
                                                   [Consolea millspaughii subsp. caymanensis]
                                                   [Consolea millspaughii var. caymanensis]
                                                   [Consolea millspaughii]
                                                   [Consolea nashii subsp. gibarensis]
                                                   [Consolea nashii]
                                                   [Consolea picardae]
                                                   [Opuntia falcata]
                                                   [Opuntia millspaughii]
                                                   [Opuntia nashii]
                                                   [Opuntia picardae]
                                            Consolea moniliformis
                                                   [Consolea moniliformis subsp. guantanamana]
                                                   [Opuntia haitiensis]
                                                   [Opuntia testudinis var. crus]
                                                   [Opuntia urbaniana]
                                              Consolea moniliformis subsp. rubescens
                                                     [Opuntia guanicana]
                                            Consolea rubescens
                                                   [Opuntia rubescens]
                                            Consolea spinosissima
                                    Copiapoa
                                           [Copiapoa macracantha]
                                            Copiapoa ahremephiana
                                            Copiapoa angustiflora
                                            Copiapoa atacamensis
                                            Copiapoa boliviana
                                            Copiapoa calderana
                                              Copiapoa calderana subsp. calderana
                                            Copiapoa calderiana
                                              Copiapoa calderiana subsp. atacamensis
                                              Copiapoa calderiana subsp. calderiana
                                            Copiapoa cinerascens
                                                   [Copiapoa copiapensis]
                                            Copiapoa cinerea
                                              Copiapoa cinerea subsp. cinerea
                                              Copiapoa cinerea subsp. columna-alba
                                                     [Copiapoa columna-alba]
                                                     [Copiapoa melanohystrix]
                                              Copiapoa cinerea subsp. haseltoniana
                                                     [Copiapoa cinerea var. gigantea]
                                                     [Copiapoa eremophila]
                                                     [Copiapoa gigantea]
                                                     [Copiapoa haseltoniana]
                                                     [Copiapoa tenebrosa]
                                            Copiapoa coquimbana
                                                   [Copiapoa alticostata]
                                                   [Copiapoa coquimbana var. wagenknechtii]
                                                   [Copiapoa pendulina]
                                                   [Copiapoa pepiniana]
                                                   [Copiapoa pseudocoquimbana]
                                                   [Copiapoa vallenarensis]
                                                   [Echinocactus coquimbanus]
                                            Copiapoa dealbata
                                                   [Copiapoa carrizalensis]
                                                   [Copiapoa cinerea subsp. dealbata]
                                                   [Copiapoa cinerea var. dealbata]
                                            Copiapoa decorticans
                                            Copiapoa echinoides
                                                   [Copiapoa bridgesii]
                                                   [Copiapoa cuprea]
                                                   [Copiapoa cupreata]
                                                   [Copiapoa dura]
                                            Copiapoa esmeraldana
                                            Copiapoa fiedleriana
                                                   [Echinocactus fiedlerianus]
                                            Copiapoa grandiflora
                                                   [Copiapoa montana subsp. grandiflora]
                                            Copiapoa humilis
                                                   [Copiapoa chanaralensis]
                                                   [Copiapoa chaniaralensis]
                                                   [Copiapoa longispina]
                                                   [Echinocactus humilis]
                                              Copiapoa humilis subsp. humilis
                                                     [Copiapoa humilis subsp. australis]
                                              Copiapoa humilis subsp. tenuissima
                                                     [Copiapoa hypogaea subsp. tenuissima]
                                                     [Copiapoa tenuissima]
                                              Copiapoa humilis subsp. tocopillana
                                              Copiapoa humilis subsp. variispinata
                                                     [Copiapoa paposoensis]
                                                     [Copiapoa variispinata]
                                                     [Copiapoa varispinata]
                                              Copiapoa humilis var. paposoensis
                                            Copiapoa hypogaea
                                              Copiapoa hypogaea subsp. hypogaea
                                              Copiapoa hypogaea subsp. laui
                                                     [Copiapoa laui]
                                            Copiapoa krainziana
                                                   [Copiapoa cinerea subsp. krainziana]
                                                   [Copiapoa cinerea var. krainziana]
                                            Copiapoa lembckei
                                            Copiapoa longistaminea
                                                   [Copiapoa calderana subsp. longistaminea]
                                                   [Copiapoa calderiana subsp. longistaminea]
                                                   [Copiapoa cinerea subsp. longistaminea]
                                                   [Copiapoa cinerea var. longistaminea]
                                            Copiapoa malletiana
                                            Copiapoa marginata
                                                   [Copiapoa streptocaulon]
                                            Copiapoa megarhiza
                                              Copiapoa megarhiza var. echinata
                                                     [Copiapoa echinata]
                                                     [Copiapoa totoralensis]
                                              Copiapoa megarhiza var. megarhiza
                                            Copiapoa mollicula
                                            Copiapoa montana
                                                   [Copiapoa montana subsp. montana]
                                                   [Copiapoa olivana]
                                                   [Copiapoa rarissima]
                                            Copiapoa rupestris
                                              Copiapoa rupestris subsp. desertorum
                                            Copiapoa serpentisulcata
                                            Copiapoa solaris
                                                   [Copiapoa ferox]
                                            Copiapoa taltalensis
                                                   [Copiapoa aphanes]
                                                   [Echinocactus taltalensis]
                                              Copiapoa taltalensis subsp. desertorum
                                                     [Copiapoa desertorum]
                                              Copiapoa taltalensis subsp. taltalensis
                                                     [Copiapoa hornilloensis]
                                                     [Copiapoa rubriflora]
                                            Copiapoa tocopillana
                                    Corryocactus
                                            Corryocactus apiciflorus
                                                   [Cereus apiciflorus]
                                                   [Corryocactus huincoensis]
                                                   [Corryocactus matucanensis]
                                                   [Corryocactus melaleucus]
                                                   [Corryocactus solitarius]
                                                   [Corryocactus tenuiculus]
                                                   [Erdisia apiciflora]
                                                   [Erdisia fortalezensis]
                                                   [Erdisia tenuicula]
                                            Corryocactus aureus
                                                   [Borzicactus pisacensis]
                                                   [Borzicactus soukupii]
                                                   [Corryocactus acervatus]
                                                   [Corryocactus cuajonesensis]
                                                   [Corryocactus megarhizus]
                                                   [Corryocactus prostratus]
                                                   [Erdisia aureispina]
                                                   [Erdisia meyenii]
                                            Corryocactus ayacuchoensis
                                            Corryocactus brachypetalus
                                                   [Cereus brachypetalus]
                                            Corryocactus brevistylus
                                                   [Cereus brevistylus]
                                                   [Corryocactus brevispinus]
                                                   [Corryocactus brevistylus var. puquiensis]
                                                   [Corryocactus krausii]
                                                   [Corryocactus pachycladus]
                                              Corryocactus brevistylus subsp. brevistylus
                                              Corryocactus brevistylus subsp. puquiensis
                                                     [Corryocactus puquiensis]
                                            Corryocactus chachapoyensis
                                            Corryocactus erectus
                                                   [Erdisia erecta]
                                            Corryocactus melanotrichus
                                                   [Cereus melanotrichus]
                                                   [Corryocactus ayopayanus]
                                                   [Corryocactus charazanensis]
                                                   [Corryocactus otuyensis]
                                                   [Corryocactus perezianus]
                                                   [Corryocactus pulquinensis]
                                            Corryocactus quadrangularis
                                                   [Erdisia quadrangularis]
                                            Corryocactus serpens
                                            Corryocactus squarrosus
                                                   [Cereus squarrosus]
                                                   [Corryocactus brachycladus]
                                                   [Corryocactus chavinilloensis]
                                                   [Corryocactus gracilis]
                                                   [Corryocactus maximus]
                                                   [Corryocactus odoratus]
                                                   [Corryocactus pilispinus]
                                                   [Corryocactus pyroporphyranthus]
                                                   [Corryocactus quivillanus]
                                                   [Erdisia maxima]
                                                   [Erdisia squarrosa]
                                            Corryocactus tarijensis
                                    Corynopuntia
                                            Corynopuntia aggeria
                                            Corynopuntia bulbispina
                                                   [Opuntia bulbispina]
                                            Corynopuntia grahamii
                                            Corynopuntia moelleri
                                                   [Opuntia moelleri]
                                            Corynopuntia schottii
                                            Corynopuntia stanleyi
                                            Corynopuntia vilis
                                                   [Opuntia vilis]
                                    Coryphantha
                                            Coryphantha alversonii
                                                   [Coryphantha vivipara var. alversonii]
                                                   [Escobaria alversonii]
                                                   [Escobaria vivipara var. alversonii]
                                                   [Mammillaria alversonii]
                                            Coryphantha bernalensis
                                            Coryphantha bumamma
                                            Coryphantha chaffeyi
                                            Coryphantha chihuahuensis
                                            Coryphantha clavata
                                                   [Mammillaria clavata]
                                                   [Neolloydia clavata]
                                              Coryphantha clavata subsp. clavata
                                                     [Coryphantha unicornis]
                                              Coryphantha clavata subsp. stipitata
                                            Coryphantha compacta
                                                   [Coryphantha palmeri]
                                                   [Mammillaria compacta]
                                            Coryphantha cornifera
                                                   [Cactus cornifer]
                                                   [Cactus radians var. pectinoides]
                                                   [Coryphantha cornuta]
                                                   [Coryphantha schwarziana]
                                            Coryphantha cuencamensis
                                            Coryphantha delaetiana
                                                   [Coryphantha gladiispina]
                                                   [Coryphantha salm-dyckiana]
                                                   [Mammillaria delaetiana]
                                            Coryphantha delicata
                                                   [Coryphantha panarottoi]
                                            Coryphantha difficilis
                                                   [Coryphantha densispina]
                                                   [Mammillaria difficilis]
                                            Coryphantha duncanii
                                                   [Escobaria dasyacantha var. duncanii]
                                                   [Escobaria duncanii]
                                                   [Mammillaria duncanii]
                                            Coryphantha durangensis
                                                   [Mammillaria durangensis]
                                              Coryphantha durangensis subsp. cuencamensis
                                              Coryphantha durangensis subsp. durangensis
                                            Coryphantha echinoidea
                                                   [Mammillaria echinoidea]
                                            Coryphantha echinus
                                                   [Coryphantha cornifera var. echinus]
                                                   [Coryphantha pectinata]
                                                   [Mammillaria echinus]
                                                   [Mammillaria pectinata]
                                              Coryphantha echinus var. echinus
                                              Coryphantha echinus var. robusta
                                            Coryphantha elephantidens
                                                   [Coryphantha garessii]
                                              Coryphantha elephantidens subsp. bumamma
                                                     [Mammillaria elephantidens var. bumamma]
                                              Coryphantha elephantidens subsp. elephantidens
                                                     [Coryphantha recurvispina]
                                              Coryphantha elephantidens subsp. greenwoodii
                                                     [Coryphantha greenwoodii]
                                            Coryphantha erecta
                                            Coryphantha georgii
                                            Coryphantha glanduligera
                                                   [Coryphantha bergeriana]
                                                   [Mammillaria glanduligera]
                                            Coryphantha glassii
                                            Coryphantha gracilis
                                            Coryphantha grata
                                            Coryphantha hesteri
                                                   [Escobaria hesteri]
                                            Coryphantha hintoniorum
                                              Coryphantha hintoniorum subsp. geoffreyi
                                              Coryphantha hintoniorum subsp. hintoniorum
                                            Coryphantha jalpanensis
                                            Coryphantha jaumavei
                                            Coryphantha kracikii
                                            Coryphantha laredoi
                                            Coryphantha laui
                                            Coryphantha longicornis
                                                   [Coryphantha grandis]
                                            Coryphantha macromeris
                                              Coryphantha macromeris subsp. macromeris
                                              Coryphantha macromeris subsp. runyonii
                                                     [Coryphantha pirtlei]
                                              Coryphantha macromeris var. macromeris
                                              Coryphantha macromeris var. runyonii
                                            Coryphantha maiz-tablasensis
                                            Coryphantha maliterrarum
                                            Coryphantha minima
                                                   [Escobaria minima]
                                            Coryphantha muehlenpfordtii
                                            Coryphantha neglecta
                                            Coryphantha nickelsiae
                                                   [Coryphantha calochlora]
                                                   [Mammillaria nickelsae]
                                            Coryphantha octacantha
                                                   [Coryphantha clava]
                                                   [Mammillaria octacantha]
                                            Coryphantha odorata
                                                   [Neolloydia odorata]
                                            Coryphantha orcuttii
                                            Coryphantha ottonis
                                                   [Coryphantha bussleri]
                                                   [Coryphantha guerkeana]
                                            Coryphantha pallida
                                              Coryphantha pallida subsp. calipensis
                                                     [Coryphantha calipensis]
                                              Coryphantha pallida subsp. pallida
                                                     [Coryphantha pseudoradians]
                                                     [Coryphantha reduncispina]
                                                     [Coryphantha reduncuspina]
                                            Coryphantha poselgeriana
                                                   [Coryphantha valida]
                                                   [Echinocactus poselgerianus]
                                            Coryphantha potosiana
                                                   [Mammillaria potosiana]
                                            Coryphantha pottsiana
                                            Coryphantha pseudoechinus
                                              Coryphantha pseudoechinus subsp. laui
                                              Coryphantha pseudoechinus subsp. pseudoechinus
                                            Coryphantha pseudonickelsae
                                                   [Coryphantha indensis]
                                            Coryphantha pulleineana
                                                   [Neolloydia pulleineana]
                                            Coryphantha pusilliflora
                                            Coryphantha pycnacantha
                                                   [Coryphantha andreae]
                                                   [Coryphantha conimamma]
                                                   [Coryphantha connivens]
                                                   [Mammillaria pycnacantha]
                                            Coryphantha radians
                                            Coryphantha ramillosa
                                                   [Mammillaria ramillosa]
                                              Coryphantha ramillosa subsp. ramillosa
                                              Coryphantha ramillosa subsp. santarosa
                                            Coryphantha recurvata
                                                   [Mammillaria recurvata]
                                            Coryphantha retusa
                                                   [Coryphantha melleospina]
                                            Coryphantha robbinsiorum
                                            Coryphantha robbinsorum
                                                   [Cochiseia robbinsorum]
                                                   [Escobaria robbinsiorum]
                                                   [Escobaria robbinsorum]
                                            Coryphantha robertii
                                            Coryphantha robustispina
                                                   [Cactus robustispinus]
                                                   [Mammillaria robustispina]
                                              Coryphantha robustispina subsp. robustispina
                                                     [Coryphantha muehlenpfordtii subsp. robustispina]
                                                     [Coryphantha muehlenpfordtii var. robustispina]
                                              Coryphantha robustispina subsp. scheeri
                                                     [Coryphantha neoscheeri]
                                                     [Coryphantha scheeri var. robustispina]
                                                     [Coryphantha scheeri var. scheeri]
                                                     [Coryphantha scheeri var. valida]
                                                     [Coryphantha scheeri]
                                                     [Mammillaria scheeri var. valida]
                                                     [Mammillaria scheeri]
                                              Coryphantha robustispina subsp. uncinata
                                                     [Coryphantha scheeri var. uncinata]
                                            Coryphantha runyonii
                                            Coryphantha salinensis
                                                   [Coryphantha borwigii]
                                                   [Echinocactus salinensis]
                                            Coryphantha scolymoides
                                            Coryphantha sulcata
                                                   [Coryphantha obscura]
                                                   [Coryphantha roederiana]
                                                   [Coryphantha speciosa]
                                              Coryphantha sulcata var. nickelsiae
                                              Coryphantha sulcata var. sulcata
                                            Coryphantha sulcolanata
                                            Coryphantha tripugionacantha
                                            Coryphantha tuberculosa
                                                   [Coryphantha dasyacantha var. varicolor]
                                                   [Coryphantha strobiliformis var. strobiliformis]
                                                   [Coryphantha strobiliformis]
                                                   [Escobaria dasyacantha var. varicolor]
                                                   [Escobaria strobiliformis]
                                                   [Escobaria tuberculosa var. varicolor]
                                                   [Mammillaria tuberculosa]
                                                   [Mammillaria varicolor]
                                              Coryphantha tuberculosa var. tuberculosa
                                            Coryphantha vaupeliana
                                            Coryphantha villarensis
                                            Coryphantha vivipara
                                              Coryphantha vivipara var. deserti
                                                     [Coryphantha chlorantha]
                                                     [Coryphantha deserti]
                                                     [Coryphantha vivipara var. buoflama]
                                                     [Escobaria vivipara var. buoflama]
                                                     [Escobaria vivipara var. deserti]
                                                     [Mammillaria chlorantha]
                                                     [Mammillaria deserti]
                                                     [Mammillaria vivipara var. deserti]
                                              Coryphantha vivipara var. vivipara
                                                     [Coryphantha arizonica]
                                                     [Coryphantha bisbeeana]
                                                     [Coryphantha fragrans]
                                                     [Coryphantha neomexicana]
                                                     [Coryphantha radiosa]
                                                     [Coryphantha rosea]
                                                     [Coryphantha vivipara var. arizonica]
                                                     [Coryphantha vivipara var. bisbeeana]
                                                     [Coryphantha vivipara var. kaibabensis]
                                                     [Coryphantha vivipara var. neomexicana]
                                                     [Coryphantha vivipara var. radiosa]
                                                     [Coryphantha vivipara var. rosea]
                                                     [Escobaria vivipara var. arizonica]
                                                     [Escobaria vivipara var. bisbeeana]
                                                     [Escobaria vivipara var. kaibabensis]
                                                     [Escobaria vivipara var. neomexicana]
                                                     [Escobaria vivipara var. radiosa]
                                                     [Escobaria vivipara var. rosea]
                                                     [Escobaria vivipara var. vivipara]
                                                     [Escobaria vivipara]
                                                     [Mammillaria arizonica]
                                                     [Mammillaria neomexicana]
                                                     [Mammillaria radiosa]
                                                     [Mammillaria vivipara var. arizonica]
                                                     [Mammillaria vivipara var. borealis]
                                                     [Mammillaria vivipara var. neomexicana]
                                                     [Mammillaria vivipara var. radiosa]
                                                     [Mammillaria vivipara]
                                              Coryphantha vivipara vivipara
                                            Coryphantha vogtherriana
                                            Coryphantha werdermannii
                                            Coryphantha wohlschlageri
                                    Cumulopuntia
                                            Cumulopuntia boliviana
                                                   [Cumulopuntia famatinensis]
                                                   [Cumulopuntia pampana]
                                                   [Maihueniopsis boliviana]
                                                   [Opuntia boliviana]
                                                   [Tephrocactus albiscoparius]
                                                   [Tephrocactus asplundii]
                                                   [Tephrocactus bolivianus]
                                                   [Tephrocactus melanacanthus]
                                              Cumulopuntia boliviana subsp. boliviana
                                                     [Cumulopuntia fulvicoma]
                                                     [Cumulopuntia galerasensis]
                                                     [Cumulopuntia pyrrhacantha]
                                                     [Cumulopuntia recurvata]
                                                     [Maihueniopsis pentlandii]
                                                     [Opuntia backebergii]
                                                     [Opuntia fulvicoma]
                                                     [Opuntia galerasensis]
                                                     [Opuntia pentlandii]
                                                     [Opuntia pyrrhacantha]
                                                     [Tephrocactus fulvicomus]
                                                     [Tephrocactus pentlandii]
                                                     [Tephrocactus pyrrhacanthus]
                                                     [Tephrocactus rarissimus]
                                                     [Tephrocactus subinermis]
                                                     [Tephrocactus wilkeanus]
                                              Cumulopuntia boliviana subsp. dactylifera
                                                     [Cumulopuntia dactylifera]
                                                     [Opuntia dactylifera]
                                                     [Tephrocactus dactyliferus]
                                                     [Tephrocactus noodtiae]
                                              Cumulopuntia boliviana subsp. echinacea
                                                     [Cumulopuntia echinacea]
                                                     [Tephrocactus echinaceus]
                                              Cumulopuntia boliviana subsp. ignescens
                                                     [Cumulopuntia frigida]
                                                     [Cumulopuntia mistiensis]
                                                     [Cumulopuntia ticnamarensis]
                                                     [Opuntia frigida]
                                                     [Opuntia guatinensis]
                                                     [Opuntia ignescens]
                                                     [Opuntia mistiensis]
                                                     [Opuntia sanctae-barbarae]
                                                     [Opuntia ticnamarensis]
                                                     [Tephrocactus ignescens]
                                                     [Tephrocactus mistiensis]
                                            Cumulopuntia chichensis
                                                   [Opuntia chichensis]
                                                   [Tephrocactus chichensis]
                                                   [Tephrocactus ferocior]
                                            Cumulopuntia hystrix
                                            Cumulopuntia ignescens
                                            Cumulopuntia rossiana
                                                   [Opuntia rossiana]
                                                   [Tephrocactus microclados]
                                            Cumulopuntia sphaerica
                                                   [Cumulopuntia alboareolata]
                                                   [Cumulopuntia berteroi]
                                                   [Cumulopuntia corotilla]
                                                   [Cumulopuntia crassicylindrica]
                                                   [Cumulopuntia ignota]
                                                   [Cumulopuntia kuehnrichiana]
                                                   [Cumulopuntia multiareolata]
                                                   [Cumulopuntia rauppiana]
                                                   [Cumulopuntia tubercularis]
                                                   [Cumulopuntia tumida]
                                                   [Cumulopuntia unguispina]
                                                   [Cumulopuntia zehnderi]
                                                   [Opuntia corotilla]
                                                   [Opuntia crassicylindrica]
                                                   [Opuntia leucophaea]
                                                   [Opuntia tumida]
                                                   [Opuntia unguispina]
                                                   [Opuntia zehnderi]
                                                   [Tephrocactus alboareolatus]
                                                   [Tephrocactus corotilla]
                                                   [Tephrocactus crassicylindricus]
                                                   [Tephrocactus dimorphus]
                                                   [Tephrocactus kuehnrichianus]
                                                   [Tephrocactus mirus]
                                                   [Tephrocactus muellerianus]
                                                   [Tephrocactus multiareolatus]
                                                   [Tephrocactus sphaericus]
                                                   [Tephrocactus zehnderi]
                                            Cumulopuntia tortispina
                                    Cylindropuntia
                                            Cylindropuntia X deserta
                                                   [Opuntia x deserta]
                                            Cylindropuntia abyssi
                                                   [Cylindropuntia abysii]
                                                   [Opuntia abysii]
                                            Cylindropuntia acanthocarpa
                                                   [Opuntia acanthocarpa var. ramosa]
                                                   [Opuntia acanthocarpa]
                                              Cylindropuntia acanthocarpa acanthocarpa
                                              Cylindropuntia acanthocarpa subsp. acanthocarpa
                                                     [Opuntia acanthocarpa subsp. acanthocarpa]
                                              Cylindropuntia acanthocarpa subsp. coloradensis
                                              Cylindropuntia acanthocarpa subsp. major
                                                     [Cylindropuntia acanthocarpa subsp. ramosa]
                                              Cylindropuntia acanthocarpa subsp. thornberi
                                              Cylindropuntia acanthocarpa var. acanthocarpa
                                                     [Opuntia acanthocarpa var. acanthocarpa]
                                              Cylindropuntia acanthocarpa var. coloradensis
                                                     [Opuntia acanthocarpa var. coloradensis]
                                              Cylindropuntia acanthocarpa var. major
                                                     [Opuntia acanthocarpa var. major]
                                                     [Opuntia echinocarpa var. major]
                                              Cylindropuntia acanthocarpa var. ramosa
                                              Cylindropuntia acanthocarpa var. thornberi
                                                     [Opuntia acanthocarpa var. thornberi]
                                                     [Opuntia thornberi]
                                            Cylindropuntia acanthocarpa x C. bigelovii
                                            Cylindropuntia acanthocarpa x C. spinosior
                                                          Cylindropuntia acanthocarpa x spinosior
                                            Cylindropuntia alcahes
                                                   [Cylindropuntia alcahes var. burrageana]
                                                   [Cylindropuntia brevispina]
                                              Cylindropuntia alcahes alcahes
                                              Cylindropuntia alcahes subsp. alcahes
                                              Cylindropuntia alcahes subsp. burrageana
                                                     [Opuntia brevispina]
                                                     [Opuntia echinocarpa var. nuda]
                                              Cylindropuntia alcahes subsp. gigantensis
                                                     [Cylindropuntia alcahes var. gigantensis]
                                              Cylindropuntia alcahes subsp. mcgillii
                                                     [Cylindropuntia alcahes var. mcgillii]
                                                     [Opuntia alcahes]
                                              Cylindropuntia alcahes var. alcahes
                                            Cylindropuntia anteojoensis
                                            Cylindropuntia arbuscula
                                                   [Cylindropuntia vivipara]
                                                   [Opuntia arbuscula]
                                            Cylindropuntia bigelovii
                                                   [Opuntia bigelovii]
                                              Cylindropuntia bigelovii bigelovii
                                              Cylindropuntia bigelovii subsp. bigelovii
                                              Cylindropuntia bigelovii subsp. ciribe
                                                     [Cylindropuntia bigelovii var. ciribe]
                                                     [Cylindropuntia ciribe]
                                                     [Opuntia bigelovii var. ciribe]
                                                     [Opuntia ciribe]
                                              Cylindropuntia bigelovii var. bigelovii
                                                     [Opuntia bigelovii var. bigelovii]
                                            Cylindropuntia californica
                                                   [Cereus californicus]
                                              Cylindropuntia californica californica
                                              Cylindropuntia californica subsp. californica
                                                     [Cylindropuntia bernardina]
                                              Cylindropuntia californica subsp. delgadilloana
                                                     [Cylindropuntia californica var. delgadilloana]
                                              Cylindropuntia californica subsp. parkeri
                                                     [Cylindropuntia parryi]
                                                     [Opuntia bernardina]
                                                     [Opuntia echinocarpa var. parkeri]
                                                     [Opuntia parryi var. serpentina]
                                              Cylindropuntia californica subsp. rosarica
                                                     [Opuntia rosarica]
                                              Cylindropuntia californica var. californica
                                                     [Opuntia californica var. californica]
                                              Cylindropuntia californica var. parkeri
                                                     [Opuntia californica var. parkeri]
                                                     [Opuntia parryi parryi]
                                                     [Opuntia parryi var. parryi]
                                                     [Opuntia parryi]
                                              Cylindropuntia californica var. rosarica
                                                     [Cylindropuntia rosarica]
                                            Cylindropuntia calmalliana
                                            Cylindropuntia cardenche
                                            Cylindropuntia caribaea
                                                   [Cylindropuntia metuenda]
                                                   [Opuntia caribaea]
                                            Cylindropuntia cedrosensis
                                            Cylindropuntia cholla
                                                   [Opuntia cholla]
                                            Cylindropuntia chuckwallensis
                                            Cylindropuntia clavellina
                                            Cylindropuntia davisii
                                                   [Opuntia davisii]
                                                   [Opuntia tunicata var. davisii]
                                            Cylindropuntia delgadilloana
                                            Cylindropuntia echinocarpa
                                                   [Cylindropuntia wigginsii]
                                                   [Opuntia echinocarpa]
                                                   [Opuntia wigginsi]
                                              Cylindropuntia echinocarpa var. echinocarpa
                                                     [Opuntia echinocarpa var. echinocarpa]
                                            Cylindropuntia fosbergii
                                                   [Opuntia bigelovii var. hoffmannii]
                                                   [Opuntia fosbergii]
                                            Cylindropuntia fulgida
                                                   [Opuntia fulgida]
                                              Cylindropuntia fulgida var. fulgida
                                                     [Opuntia fulgida var. fulgida]
                                              Cylindropuntia fulgida var. mamillata
                                                     [Opuntia fulgida var. mamillata]
                                                     [Opuntia mamillata]
                                            Cylindropuntia ganderi
                                                   [Opuntia acanthocarpa var. ganderi]
                                                   [Opuntia ganderi]
                                              Cylindropuntia ganderi ganderi
                                              Cylindropuntia ganderi subsp. catavinensis
                                                     [Opuntia acanthocarpa subsp. ganderi]
                                              Cylindropuntia ganderi subsp. ganderi
                                              Cylindropuntia ganderi var. catavinensis
                                              Cylindropuntia ganderi var. ganderi
                                            Cylindropuntia hystrix
                                                   [Opuntia hystrix]
                                            Cylindropuntia imbricata
                                                   [Cylindropuntia lloydii]
                                                   [Opuntia imbricata]
                                              Cylindropuntia imbricata imbricata
                                              Cylindropuntia imbricata subsp. argentea
                                              Cylindropuntia imbricata subsp. cardenche
                                              Cylindropuntia imbricata subsp. imbricata
                                              Cylindropuntia imbricata var. argentea
                                                     [Opuntia imbricata var. argentea]
                                              Cylindropuntia imbricata var. imbricata
                                                     [Cereus imbricatus]
                                                     [Opuntia arborescens]
                                                     [Opuntia imbricata var. arborescens]
                                                     [Opuntia imbricata var. imbricata]
                                                     [Opuntia imbricata var. vexans]
                                              Cylindropuntia imbricata var. spinotecta
                                                     [Cylindropuntia spinotecta]
                                                     [Opuntia spinotecta]
                                            Cylindropuntia imbricata x spinosior
                                            Cylindropuntia kelvinensis
                                            Cylindropuntia kleiniae
                                                   [Cylindropuntia recondita]
                                                   [Opuntia perrita]
                                                   [Opuntia recondita]
                                                   [Opuntia wrightii]
                                            Cylindropuntia leptocalis X acanthocarpa
                                            Cylindropuntia leptocaulis
                                                   [Cylindropuntia brittonii]
                                                   [Opuntia frutescens]
                                                   [Opuntia leptocaulis var. brittonii]
                                                   [Opuntia leptocaulis var. leptocaulis]
                                                   [Opuntia leptocaulis]
                                                   [Opuntia vaginata]
                                            Cylindropuntia leptocaulis x spinosior
                                            Cylindropuntia leptocaulis x thurberi
                                            Cylindropuntia leptocaulis x versicolor
                                            Cylindropuntia leptocaulis x whipplei
                                            Cylindropuntia libertadensis
                                            Cylindropuntia lindsayi
                                                   [Opuntia lindsayi]
                                            Cylindropuntia molesta
                                                   [Cylindropuntia molesta var. clavellina]
                                                   [Opuntia molesta]
                                              Cylindropuntia molesta molesta
                                              Cylindropuntia molesta subsp. clavellina
                                              Cylindropuntia molesta subsp. molesta
                                              Cylindropuntia molesta var. molesta
                                            Cylindropuntia multigeniculata
                                            Cylindropuntia munzii
                                                   [Cylindropuntia x munzii]
                                                   [Opuntia munzii]
                                            Cylindropuntia neoarbuscula
                                            Cylindropuntia prolifera
                                                   [Opuntia prolifera]
                                            Cylindropuntia ramosissima
                                                   [Opuntia ramosissima]
                                                   [Opuntia tessellata]
                                            Cylindropuntia rosea
                                                   [Cylindropuntia imbricata var. rosea]
                                                   [Cylindropuntia pallida]
                                                   [Opuntia pallida]
                                                   [Opuntia rosea]
                                            Cylindropuntia sanfelipensis
                                            Cylindropuntia santamaria
                                                   [Grusonia santamaria]
                                                   [Opuntia santamaria]
                                            Cylindropuntia spinosior
                                                   [Cylindropuntia imbricata subsp. spinosior]
                                                   [Cylindropuntia imbricata var. spinosior]
                                                   [Opuntia spinosior var. neomexicana]
                                                   [Opuntia spinosior]
                                                   [Opuntia whipplei var. spinosior]
                                            Cylindropuntia tesajo
                                                   [Opuntia cineracea]
                                                   [Opuntia tesajo]
                                            Cylindropuntia tetracantha
                                            Cylindropuntia thurberi
                                                   [Opuntia thurberi]
                                              Cylindropuntia thurberi subsp. alamosensis
                                                     [Cylindropuntia alamosensis]
                                                     [Opuntia thurberi var. alamosensis]
                                              Cylindropuntia thurberi subsp. thurberi
                                              Cylindropuntia thurberi var. thurberi
                                            Cylindropuntia tunicata
                                                   [Cactus tunicatus]
                                                   [Opuntia puelchana]
                                                   [Opuntia tunicata var. tunicata]
                                                   [Opuntia tunicata]
                                            Cylindropuntia versicolor
                                                   [Cylindropuntia thurberi subsp. versicolor]
                                                   [Cylindropuntia thurberi var. versicolor]
                                                   [Opuntia thurberi subsp. versicolor]
                                                   [Opuntia thurberi var. versicolor]
                                                   [Opuntia versicolor var. versicolor]
                                                   [Opuntia versicolor var. violacea]
                                                   [Opuntia versicolor]
                                            Cylindropuntia waltoniorum
                                            Cylindropuntia whipplei
                                                   [Cylindropuntia hualpaensis]
                                                   [Opuntia whipplei var. enodis]
                                                   [Opuntia whipplei var. whipplei]
                                                   [Opuntia whipplei]
                                              Cylindropuntia whipplei var. enodis
                                              Cylindropuntia whipplei var. whipplei
                                            Cylindropuntia wolfii
                                                   [Opuntia echinocarpa var. wolfii]
                                                   [Opuntia wolfei]
                                                   [Opuntia wolfii]
                                            Cylindropuntia x congesta
                                                   [Cylindropuntia congesta]
                                                   [Opuntia congesta]
                                                   [Opuntia x congesta]
                                            Cylindropuntia x fosbergii
                                            Cylindropuntia x kelvinensis
                                                   [Opuntia kelvinensis]
                                                   [Opuntia x kelvinensis]
                                            Cylindropuntia x neoarbuscula
                                                   [Opuntia X neoarbuscula]
                                                   [Opuntia neoarbuscula]
                                            Cylindropuntia x tetracantha
                                                   [Opuntia X tetracantha]
                                                   [Opuntia californica]
                                                   [Opuntia kleiniae var. tetracantha]
                                                   [Opuntia tetracantha]
                                            Cylindropuntia x viridiflora
                                                   [Opuntia whipplei var. viridiflora]
                                                   [Opuntia x viridiflora]
                                            Cylindropuntia x vivipara
                                                   [Opuntia X vivipara]
                                                   [Opuntia imbricata var. viridiflora]
                                                   [Opuntia vivipara]
                                            Cylindropuntia × campii
                                                   [Opuntia x campii]
                                            Cylindropuntia × multigeniculata
                                                   [Opuntia multigeniculata]
                                                   [Opuntia whipplei var. multigeniculata]
                                                   [Opuntia x multigeniculata]
                                            Cylindropuntia × viridiflora
                                                   [Cylindropuntia × anasaziensis]
                                            Cylindropuntia ×viridiflora
                                    Deamia
                                            Deamia chontalensis
                                            Deamia testudo
                                                   [Deamia diabolica]
                                    Dendrocereus
                                            Dendrocereus nudiflorus
                                            Dendrocereus undulosus
                                    Denmoza
                                            Denmoza rhodacantha
                                                   [Denmoza erythrocephalus]
                                                   [Echinocactus rhodacanthus]
                                    Discocactus
                                            Discocactus albispinus
                                            Discocactus araneispinus
                                            Discocactus bahiensis
                                                   [Discocactus bahiensis subsp. subviridigriseus]
                                                   [Discocactus subviridigriseus]
                                            Discocactus boliviensis
                                            Discocactus boomianus
                                            Discocactus buenekeri
                                            Discocactus catingicola
                                                   [Discocactus cangaensis]
                                                   [Discocactus catingicola subsp. rapirhizua]
                                                   [Discocactus catingicola var. griseus]
                                                   [Discocactus crassispinus subsp. araguaiensis]
                                                   [Discocactus crassispinus]
                                                   [Discocactus estevesii]
                                                   [Discocactus griseus]
                                                   [Discocactus heptacanthus subsp. catingicola]
                                                   [Discocactus nigrisaetosus]
                                                   [Discocactus piauiensis]
                                                   [Discocactus praminentigibbus]
                                                   [Discocactus promentigibbus]
                                                   [Discocactus rapirhizus]
                                                   [Discocactus silicicola]
                                                   [Discocactus silvaticus]
                                                   [Discocactus spinosior]
                                            Discocactus diersianus
                                                   [Discocactus cephaliaciculosus subsp. nudicephalus]
                                                   [Discocactus cephaliaciculosus]
                                                   [Discocactus goianus]
                                                   [Discocactus lindaianus]
                                            Discocactus ferricola
                                            Discocactus hartmannii
                                                   [Discocactus hartmannii var. magnimammus]
                                                   [Discocactus hartmannii var. patulifolius]
                                                   [Discocactus heptacanthus subsp. magnimammus]
                                                   [Discocactus magnimammus subsp. bonitoensis]
                                                   [Discocactus magnimammus]
                                                   [Discocactus mamillosus]
                                                   [Discocactus pachythele]
                                                   [Discocactus patulifolius]
                                                   [Echinocactus hartmannii]
                                            Discocactus heptacanthus
                                                   [Discocactus flavispinus]
                                                   [Discocactus heptacanthus subsp. heptacanthus]
                                                   [Discocactus heptacanthus subsp. melanochlorus]
                                                   [Discocactus melanochlorus]
                                                   [Discocactus semicampaniflorus]
                                                   [Discocactus squamibaccatus]
                                                   [Discocactus subterraneo-prolifera]
                                                   [Discocactus subterraneo-proliferans]
                                                   [Malacocarpus heptacanthus]
                                            Discocactus horstii
                                            Discocactus placentiformis
                                                   [Discocactus crystallophilus]
                                                   [Discocactus latispinus]
                                                   [Discocactus multicolorispinus]
                                                   [Discocactus placentiformis subsp. alteolens]
                                                   [Discocactus placentiformis subsp. multicolorispinus]
                                                   [Discocactus placentiformis subsp. pugionacanthus]
                                                   [Discocactus pseudolatispinus]
                                                   [Discocactus pugionacanthus]
                                                   [Discocactus tricornis]
                                            Discocactus pseudoinsignis
                                            Discocactus zehntneri
                                              Discocactus zehntneri subsp. boomianus
                                                     [Discocactus zehntneri subsp. araneispinus]
                                                     [Discocactus zehntneri subsp. buenekeri]
                                                     [Discocactus zehntneri subsp. horstiorum]
                                              Discocactus zehntneri subsp. zehntneri
                                                     [Discocactus zehntneri subsp. albispinus]
                                    Disocactus
                                            Disocactus ackermannii
                                                   [Epiphyllum ackermannii]
                                                   [Nopalxochia ackermannii]
                                                   [Phyllocactus ackermannii]
                                              Disocactus ackermannii subsp. ackermannii
                                              Disocactus ackermannii subsp. conzattianus
                                                     [Nopalxochia conzattiana]
                                            Disocactus amazonicus
                                            Disocactus anguliger
                                            Disocactus aurantiacus
                                            Disocactus biformis
                                                   [Cereus biformis]
                                            Disocactus crenatus
                                              Disocactus crenatus subsp. crenatus
                                              Disocactus crenatus subsp. kimnachii
                                            Disocactus eichlamii
                                                   [Epiphyllum eichlamii]
                                                   [Phyllocactus eichlamii]
                                            Disocactus flagelliformis
                                                   [Aporocactus leptophis]
                                                   [Cactus flagelliformis]
                                            Disocactus kimnachii
                                            Disocactus macdougallii
                                                   [Nopalxochia macdougallii]
                                            Disocactus macranthus
                                                   [Pseudorhipsalis macrantha]
                                            Disocactus martianus
                                                   [Aporocactus conzattii]
                                                   [Aporocactus martianus]
                                                   [Cereus martianus]
                                            Disocactus nelsonii
                                                   [Chiapasia nelsonii]
                                                   [Epiphyllum nelsonii]
                                              Disocactus nelsonii subsp. hondurensis
                                              Disocactus nelsonii subsp. nelsonii
                                            Disocactus phyllanthoides
                                                   [Cactus phyllanthoides]
                                                   [Epiphyllum jenkinsonii]
                                                   [Epiphyllum phyllanthoides]
                                                   [Nopalxochia phyllanthoides]
                                                   [Phyllocactus phyllanthoides]
                                            Disocactus quezaltecus
                                                   [Bonifazia quezalteca]
                                                   [Epiphyllum quezaltecum]
                                            Disocactus schrankii
                                            Disocactus speciosus
                                                   [Cactus speciosus]
                                                   [Heliocereus speciosissimus]
                                              Disocactus speciosus subsp. aurantiacus
                                                     [Heliocereus aurantiacus]
                                              Disocactus speciosus subsp. blomianus
                                                     [Heliocereus aurantiacus var. blomianus]
                                              Disocactus speciosus subsp. cinnabarinus
                                                     [Disocactus cinnabarinus]
                                                     [Heliocereus cinnabarinus]
                                                     [Heliocereus heterodoxus]
                                              Disocactus speciosus subsp. speciosus
                                                     [Heliocereus amecamensis]
                                                     [Heliocereus luzmariae]
                                                     [Mediocactus coccineus]
                                            Disocactus ×kimnachii
                                                   [Nopalxochia ×horichii]
                                    Dolichothele
                                            Dolichothele albescens
                                            Dolichothele sphaerica
                                    Eccremocactus
                                            Eccremocactus bradei
                                    Echinocactus
                                            Echinocactus alamosanus
                                            Echinocactus bicolor
                                              Echinocactus bicolor var. schottii
                                            Echinocactus brevihamatus
                                            Echinocactus coccineus
                                            Echinocactus cylindraceus
                                            Echinocactus emoryi
                                            Echinocactus falconeri
                                            Echinocactus fordii
                                            Echinocactus glaucus
                                            Echinocactus grusonii
                                            Echinocactus hamatacanthus
                                            Echinocactus horizonthalonius
                                                   [Echinocactus horizontalis]
                                              Echinocactus horizonthalonius var. centrispinus
                                              Echinocactus horizonthalonius var. horizonthalonius
                                                     [Echinocactus horizonthalonius var. moelleri]
                                              Echinocactus horizonthalonius var. nicholii
                                                     [Echinocactus horizonthalonius subsp. nicholii]
                                            Echinocactus longihamatus
                                            Echinocactus mariposensis
                                            Echinocactus megarrhizus
                                            Echinocactus myriostigma
                                            Echinocactus parryi
                                                   [Emorycactus parryi]
                                            Echinocactus platyacanthus
                                                   [Echinocactus grandis]
                                                   [Echinocactus ingens]
                                                   [Echinocactus palmeri]
                                            Echinocactus polyancistrus
                                            Echinocactus polycephalus
                                                   [Emorycactus polycephalus]
                                              Echinocactus polycephalus subsp. polycephalus
                                                     [Homalocephala polycephala]
                                              Echinocactus polycephalus var. polycephalus
                                              Echinocactus polycephalus var. polycephalus*
                                              Echinocactus polycephalus var. xeranthemoides
                                                     [Echinocactus polycephalus subsp. xeranthemoides]
                                                     [Echinocactus xeranthemoides]
                                            Echinocactus robustus
                                            Echinocactus scheeri
                                            Echinocactus setispinus
                                              Echinocactus setispinus var. hamatus
                                            Echinocactus sinuatus
                                            Echinocactus texensis
                                                   [Echinocactus lindheimeri]
                                                   [Homalocephala texensis]
                                            Echinocactus tobuschii
                                            Echinocactus villosus
                                            Echinocactus visnaga
                                            Echinocactus warnockii
                                    Echinocereus
                                            Echinocereus acanthosetus
                                            Echinocereus acifer
                                                   [Cereus acifer]
                                              Echinocereus acifer subsp. acifer
                                                     [Echinocereus acifer subsp. ventanensis]
                                                     [Echinocereus polyacanthus subsp. acifer]
                                                     [Echinocereus triglochidiatus var. acifer]
                                              Echinocereus acifer subsp. huitcholensis
                                                     [Cereus huitcholensis]
                                                     [Echinocereus huitcholensis]
                                                     [Echinocereus polyacanthus subsp. huitcholensis]
                                                     [Echinocereus topiensis]
                                            Echinocereus adustus
                                              Echinocereus adustus subsp. adustus
                                              Echinocereus adustus subsp. schwarzii
                                                     [Echinocereus adustus subsp. roemerianus]
                                                     [Echinocereus schwarzii]
                                            Echinocereus apachensis
                                            Echinocereus arizonicus
                                                   [Echinocereus arizonicus subsp. oldachiorum]
                                                   [Echinocereus triglochidiatus var. arizonicus]
                                              Echinocereus arizonicus subsp. arizonicus
                                              Echinocereus arizonicus subsp. matudae
                                              Echinocereus arizonicus subsp. nigrihorridispinus
                                            Echinocereus bacanorensis
                                                   [Echinocereus klapperi subsp. bacanorensis]
                                                   [Echinocereus santaritensis subsp. bacanorensis]
                                            Echinocereus barthelowanus
                                            Echinocereus berlandieri
                                              Echinocereus berlandieri var. blanckii
                                              Echinocereus berlandieri var. blankii
                                              Echinocereus berlandieri var. papillosus
                                            Echinocereus blanckii
                                                   [Echinocereus blankii]
                                            Echinocereus blumii
                                            Echinocereus bonkerae
                                                   [Echinocereus fasciculatus subsp. bonkerae]
                                                   [Echinocereus fendleri var. bonkerae]
                                              Echinocereus bonkerae subsp. apachensis
                                              Echinocereus bonkerae subsp. bonkerae
                                            Echinocereus brandegeei
                                            Echinocereus bristolii
                                            Echinocereus caespitosus
                                              Echinocereus caespitosus var. minor
                                              Echinocereus caespitosus var. perbellus
                                              Echinocereus caespitosus var. purpureus
                                            Echinocereus carmenensis
                                            Echinocereus chisoensis
                                                   [Echinocereus chisosensis]
                                                   [Echinocereus reichenbachii var. chisoensis]
                                                   [Echinocereus reichenbachii var. chisosensis]
                                              Echinocereus chisoensis var. chisoensis
                                                     [Echinocereus chisoensis subsp. chisoensis]
                                                     [Echinocereus chisosensis subsp. chisosensis]
                                                     [Echinocereus chisosensis var. chisosensis]
                                              Echinocereus chisoensis var. fobeanus
                                                     [Echinocereus chisosensis subsp. fobeanus]
                                                     [Echinocereus fobeanus]
                                            Echinocereus chloranthus
                                              Echinocereus chloranthus subsp. chloranthus
                                              Echinocereus chloranthus subsp. rhyolithensis
                                              Echinocereus chloranthus var. chloranthus
                                              Echinocereus chloranthus var. cylindricus
                                              Echinocereus chloranthus var. neocapillus
                                            Echinocereus cinerascens
                                                   [Echinocereus chlorophthalmus]
                                                   [Echinocereus cinerascens var. ehrenbergii]
                                                   [Echinocereus glycimorphus]
                                              Echinocereus cinerascens subsp. cinerascens
                                              Echinocereus cinerascens subsp. septentrionalis
                                              Echinocereus cinerascens subsp. tulensis
                                                     [Echinocereus tulensis]
                                              Echinocereus cinerascens var. cinerascens
                                            Echinocereus coccineus
                                                   [Echinocereus aggregatus]
                                                   [Echinocereus coccineus subsp. paucispinus]
                                                   [Echinocereus phoeniceus var. inermis]
                                                   [Echinocereus triglochidiatus subsp. coccineus]
                                                   [Echinocereus triglochidiatus var. paucispinus]
                                                   [Echinocereus triglochidiatus var. toroweapensis]
                                              Echinocereus coccineus coccineus
                                              Echinocereus coccineus subsp. coccineus
                                                     [Cereus roemeri]
                                                     [Echinocereus bakeri]
                                                     [Echinocereus canyonensis]
                                                     [Echinocereus coccineus subsp. roemeri]
                                                     [Echinocereus hexaedrus]
                                                     [Echinocereus neomexicanus]
                                                     [Echinocereus phoeniceus var. phoeniceus]
                                                     [Echinocereus phoeniceus]
                                                     [Echinocereus roemeri]
                                                     [Echinocereus triglochidiatus var. inermis]
                                                     [Echinocereus triglochidiatus var. melanacanthus]
                                                     [Echinocereus triglochidiatus var. octacanthus]
                                              Echinocereus coccineus subsp. rosei
                                              Echinocereus coccineus subsp. santaritensis
                                                     [Echinocereus santaritensis subsp. santaritensis]
                                                     [Echinocereus santaritensis]
                                              Echinocereus coccineus subsp. transpecosensis
                                              Echinocereus coccineus var. arizonicus
                                                     [Echinocereus polyacanthus var. neomexicanus]
                                                     [Echinocereus triglochidiatus var. neomexicanus]
                                              Echinocereus coccineus var. coccineus
                                                     [Coryphantha vivipara var. aggregata]
                                                     [Echinocereus coccineus var. conoideus]
                                                     [Echinocereus coccineus var. inermis]
                                                     [Echinocereus octacanthus]
                                                     [Echinocereus polyacanthus var. rosei]
                                                     [Echinocereus triglochidiatus var. hexaedrus]
                                                     [Mammillaria aggregata]
                                              Echinocereus coccineus var. gurneyi
                                                     [Echinocereus triglochidiatus var. gurneyi]
                                              Echinocereus coccineus var. paucispinus
                                              Echinocereus coccineus var. rosei
                                            Echinocereus conglomeratus
                                            Echinocereus conoideus
                                            Echinocereus dasyacanthus
                                                   [Echinocereus ctenoides]
                                                   [Echinocereus dasyacanthus subsp. dasyacanthus]
                                                   [Echinocereus dasyacanthus subsp. rectispinus]
                                                   [Echinocereus dasyacanthus var. hildmannii]
                                                   [Echinocereus pectinatus var. ctenoides]
                                                   [Echinocereus pectinatus var. dasyacanthus]
                                                   [Echinocereus pectinatus var. neomexicanus]
                                                   [Echinocereus steereae]
                                            Echinocereus dubius
                                            Echinocereus ehrenbergii
                                            Echinocereus engelmannii
                                                   [Echinocereus decumbens]
                                                   [Echinocereus engelmanni]
                                                   [Echinocereus engelmannii var. decumbens]
                                              Echinocereus engelmannii engelmannii
                                              Echinocereus engelmannii subsp. decumbens
                                              Echinocereus engelmannii subsp. engelmannii
                                              Echinocereus engelmannii subsp. llanuraensis
                                                     [Echinocereus nicholii subsp. llanuraensis]
                                              Echinocereus engelmannii var. acicularis
                                                     [Echinocereus engelmannii subsp. acicularis]
                                              Echinocereus engelmannii var. armatus
                                              Echinocereus engelmannii var. chrysocentrus
                                              Echinocereus engelmannii var. engelmannii
                                              Echinocereus engelmannii var. howei
                                              Echinocereus engelmannii var. munzii
                                                     [Echinocereus munzii]
                                              Echinocereus engelmannii var. purpureus
                                              Echinocereus engelmannii var. variegatus
                                                     [Cereus engelmannii var. variegatus]
                                                     [Echinocereus engelmannii subsp. variegatus]
                                            Echinocereus enneacanthus
                                                   [Cereus enneacanthus]
                                                   [Echinocereus sarissophorus]
                                              Echinocereus enneacanthus subsp. brevispinus
                                              Echinocereus enneacanthus subsp. enneacanthus
                                                     [Echinocereus enneacanthus f. intermedius]
                                                     [Echinocereus enneacanthus subsp. carnosus]
                                                     [Echinocereus enneacanthus subsp. intermedius]
                                                     [Echinocereus merkeri]
                                              Echinocereus enneacanthus var. brevispinus
                                              Echinocereus enneacanthus var. carnosus
                                              Echinocereus enneacanthus var. dubius
                                              Echinocereus enneacanthus var. enneacanthus
                                            Echinocereus fasciculatus
                                                   [Echinocereus fasciculatus subsp. boyce-thompsonii]
                                                   [Echinocereus fasciculatus subsp. fasciculatus]
                                                   [Echinocereus fendleri var. fasciculatus]
                                            Echinocereus fendleri
                                              Echinocereus fendleri subsp. fendleri
                                                     [Echinocereus hempelii]
                                                     [Echinocereus kuenzleri]
                                              Echinocereus fendleri subsp. kuenzleri
                                              Echinocereus fendleri subsp. rectispinus
                                                     [Echinocereus fendleri var. retispinus]
                                                     [Echinocereus hempelii subsp. rectispinus]
                                              Echinocereus fendleri var. boyce-thompsonii
                                                     [Echinocereus boyce-thompsonii]
                                                     [Echinocereus fasciculatus var. boyce-thompsonii]
                                              Echinocereus fendleri var. fendleri
                                              Echinocereus fendleri var. kuenzleri
                                                     [Echinocereus fendleri subsp. hempelii]
                                              Echinocereus fendleri var. rectispinus
                                                     [Echinocereus rectispinus]
                                            Echinocereus ferreirianus
                                              Echinocereus ferreirianus subsp. ferreirianus
                                              Echinocereus ferreirianus subsp. lindsayi
                                            Echinocereus fitchii
                                            Echinocereus freudenbergeri
                                            Echinocereus gonacanthus
                                            Echinocereus grandis
                                            Echinocereus klapperi
                                            Echinocereus knippelianus
                                                   [Echinocereus knippelianus var. reyesii]
                                              Echinocereus knippelianus subsp. kruegeri
                                                     [Echinocereus knippelianus var. kruegeri]
                                            Echinocereus laui
                                            Echinocereus ledingii
                                                   [Echinocereus fendleri var. ledingii]
                                            Echinocereus leucanthus
                                                   [Wilcoxia albiflora]
                                            Echinocereus lindsayi
                                                   [Echinocereus ferreirianus var. lindsayi]
                                            Echinocereus llanuraensis
                                            Echinocereus lloydii
                                                   [Echinocereus × lloydii]
                                            Echinocereus longisetus
                                              Echinocereus longisetus subsp. delaetii
                                                     [Cephalocereus delaetii]
                                                     [Echinocereus delaetii]
                                              Echinocereus longisetus subsp. longisetus
                                            Echinocereus luteus
                                            Echinocereus mamillatus
                                            Echinocereus mapimiensis
                                            Echinocereus maritimus
                                                   [Echinocereus hancockii]
                                              Echinocereus maritimus subsp. hancockii
                                              Echinocereus maritimus subsp. maritimus
                                              Echinocereus maritimus var. hancockii
                                              Echinocereus maritimus var. maritimus
                                            Echinocereus matudae
                                            Echinocereus melanocentrus
                                            Echinocereus metornii
                                            Echinocereus milleri
                                            Echinocereus mojavensis
                                                   [Echinocereus triglochidiatus var. mojavensis]
                                            Echinocereus mombergerianus
                                                   [Echinocereus polyacanthus subsp. mombergerianus]
                                            Echinocereus nicholii
                                                   [Echinocereus engelmannii var. nicholii]
                                                   [Echinocereus nicholii subsp. nicholii]
                                            Echinocereus nivosus
                                                   [Echinocereus albatus]
                                            Echinocereus occidentalis
                                              Echinocereus occidentalis ssp. breckwoldtiorum
                                            Echinocereus ortegae
                                              Echinocereus ortegae subsp. koehresianus
                                                     [Echinocereus koehresianus]
                                              Echinocereus ortegae subsp. ortegae
                                            Echinocereus pacificus
                                              Echinocereus pacificus subsp. mombergerianus
                                              Echinocereus pacificus subsp. pacificus
                                            Echinocereus palmeri
                                              Echinocereus palmeri subsp. mazapil
                                              Echinocereus palmeri subsp. palmeri
                                            Echinocereus pamanesii
                                            Echinocereus pamanesiorum
                                              Echinocereus pamanesiorum subsp. bonatzii
                                                     [Echinocereus adustus subsp. bonatzii]
                                                     [Echinocereus bonatzii]
                                              Echinocereus pamanesiorum subsp. pamanesiorum
                                            Echinocereus papillosus
                                              Echinocereus papillosus var. angusticeps
                                                     [Echinocereus angusticeps]
                                                     [Echinocereus berlandieri var. angusticeps]
                                                     [Echinocereus blanckii var. angusticeps]
                                                     [Echinocereus blankii var. angusticeps]
                                              Echinocereus papillosus var. papillosus
                                            Echinocereus parkeri
                                              Echinocereus parkeri subsp. arteagensis
                                              Echinocereus parkeri subsp. gonzalezii
                                              Echinocereus parkeri subsp. mazapilensis
                                              Echinocereus parkeri subsp. parkeri
                                            Echinocereus paucispinus
                                            Echinocereus pectinatus
                                              Echinocereus pectinatus subsp. ctenoides
                                                     [Echinocereus hildmannii]
                                              Echinocereus pectinatus subsp. pectinatus
                                                     [Echinocactus pectinatus]
                                              Echinocereus pectinatus subsp. wenigeri
                                              Echinocereus pectinatus var. minor
                                              Echinocereus pectinatus var. pectinatus
                                              Echinocereus pectinatus var. wenigeri
                                            Echinocereus pentalophus
                                                   [Cereus pentalophus var. radicans]
                                                   [Cereus pentalophus var. simplex]
                                                   [Echinocereus pentalophus subsp. procumbens]
                                              Echinocereus pentalophus subsp. leonensis
                                                     [Echinocereus leonensis]
                                              Echinocereus pentalophus subsp. pentalophus
                                                     [Echinocereus leptacanthus]
                                              Echinocereus pentalophus var. leonensis
                                            Echinocereus perbellus
                                            Echinocereus polyacanthus
                                                   [Echinocereus durangensis]
                                                   [Echinocereus triglochidiatus subsp. polyacanthus]
                                                   [Echinocereus triglochidiatus var. polyacanthus]
                                              Echinocereus polyacanthus subsp. pacificus
                                              Echinocereus polyacanthus subsp. polyacanthus
                                              Echinocereus polyacanthus var. huitcholensis
                                              Echinocereus polyacanthus var. pacificus
                                                     [Echinocereus triglochidiatus var. pacificus]
                                              Echinocereus polyacanthus var. polyacanthus
                                            Echinocereus poselgeri
                                                   [Cereus poselgeri]
                                                   [Cereus tuberosus]
                                                   [Echinocereus kroenleinii]
                                                   [Echinocereus poselgeri subsp. kroenleinii]
                                                   [Echinocereus tamaulipensis subsp. waldeisii]
                                                   [Echinocereus waldeisii]
                                                   [Wilcoxia kroenleinii]
                                                   [Wilcoxia poselgeri]
                                                   [Wilcoxia tamaulipensis]
                                            Echinocereus primolanatus
                                            Echinocereus princeps
                                            Echinocereus procumbens
                                            Echinocereus pseudopectinatus
                                                   [Echinocereus bristolii var. pseudopectinatus]
                                            Echinocereus pulchellus
                                              Echinocereus pulchellus subsp. acanthosetus
                                              Echinocereus pulchellus subsp. pulchellus
                                                     [Echinocereus amoenus]
                                              Echinocereus pulchellus subsp. sharpii
                                              Echinocereus pulchellus subsp. weinbergii
                                                     [Echinocereus weinbergii subsp. weinbergii]
                                                     [Echinocereus weinbergii]
                                            Echinocereus rayonensis
                                            Echinocereus rayonesensis
                                            Echinocereus rebmanii
                                            Echinocereus reichenbachii
                                                   [Cereus pectinatus var. armatus]
                                                   [Echinocereus purpureus]
                                                   [Echinocereus reichenbachii subsp. burrensis]
                                              Echinocereus reichenbachii subsp. albertii
                                                     [Echinocereus fitchii subsp. albertii]
                                              Echinocereus reichenbachii subsp. armatus
                                              Echinocereus reichenbachii subsp. baileyi
                                                     [Echinocereus albispinus]
                                                     [Echinocereus baileyi var. albispinus]
                                                     [Echinocereus baileyi]
                                                     [Echinocereus reichenbachii var. albispinus]
                                                     [Echinocereus reichenbachii var. baileyi]
                                              Echinocereus reichenbachii subsp. caespitosus
                                              Echinocereus reichenbachii subsp. fitchii
                                              Echinocereus reichenbachii subsp. perbellus
                                              Echinocereus reichenbachii subsp. reichenbachii
                                              Echinocereus reichenbachii var. albertii
                                              Echinocereus reichenbachii var. fitchii
                                              Echinocereus reichenbachii var. perbellus
                                              Echinocereus reichenbachii var. reichenbachii
                                            Echinocereus relictus
                                            Echinocereus rigidissimus
                                                   [Cereus pectinatus var. rigidissimus]
                                                   [Echinocereus pectinatus var. rigidissimus]
                                              Echinocereus rigidissimus subsp. rigidissimus
                                              Echinocereus rigidissimus subsp. rubispinus
                                                     [Echinocereus pectinatus var. rubrispinus]
                                              Echinocereus rigidissimus var. rigidissimus
                                              Echinocereus rigidissimus var. rubispinus
                                            Echinocereus robustus
                                            Echinocereus rosei
                                            Echinocereus russanthus
                                                   [Echinocereus chloranthus var. russanthus]
                                                   [Echinocereus viridiflorus var. weedinii]
                                            Echinocereus sanpedroensis
                                            Echinocereus scheeri
                                                   [Cereus scheeri]
                                                   [Echinocereus salm-dyckianus]
                                              Echinocereus scheeri subsp. gentryi
                                                     [Echinocereus gentryi]
                                              Echinocereus scheeri subsp. scheeri
                                              Echinocereus scheeri var. gentryi
                                              Echinocereus scheeri var. obscuriensis
                                              Echinocereus scheeri var. scheeri
                                            Echinocereus schereri
                                            Echinocereus schmollii
                                                   [Cereus schmollii]
                                                   [Wilcoxia schmollii]
                                            Echinocereus sciurus
                                                   [Cereus sciurus]
                                                   [Echinocereus subterraneus]
                                              Echinocereus sciurus subsp. floresii
                                                     [Echinocereus floresii]
                                              Echinocereus sciurus subsp. sciurus
                                            Echinocereus scopulorum
                                            Echinocereus sharpii
                                            Echinocereus spinigemmatus
                                            Echinocereus stolonifer
                                                   [Echinocereus stoloniferus]
                                              Echinocereus stolonifer subsp. stolonifer
                                                     [Echinocereus stoloniferus subsp. stoloniferus]
                                                     [Echinocereus stoloniferus var. stoloniferus]
                                              Echinocereus stolonifer subsp. tayopensis
                                                     [Echinocereus stolonifer var. tayopensis]
                                                     [Echinocereus stoloniferus subsp. tayopensis]
                                                     [Echinocereus stoloniferus var. tayopensis]
                                                     [Echinocereus tayopensis]
                                            Echinocereus stramineus
                                                   [Echinocereus enneacanthus var. stramineus]
                                              Echinocereus stramineus stramineus
                                              Echinocereus stramineus subsp. occidentalis
                                              Echinocereus stramineus subsp. stramineus
                                              Echinocereus stramineus var. occidentalis
                                              Echinocereus stramineus var. stramineus
                                            Echinocereus subinermis
                                              Echinocereus subinermis subsp. ochoterenae
                                                     [Echinocereus ochoterenae]
                                              Echinocereus subinermis subsp. subinermis
                                              Echinocereus subinermis var. luteus
                                              Echinocereus subinermis var. subinermis
                                            Echinocereus tamaulipensis
                                            Echinocereus triglochidiatus
                                                   [Echinocereus coccineus subsp. mojavensis]
                                                   [Echinocereus coccineus var. octacanthus]
                                                   [Echinocereus triglochidiatus subsp. triglochidiatus]
                                                   [Echinocereus triglochidiatus var. gonacanthus]
                                              Echinocereus triglochidiatus var. triglochidiatus
                                                     [Echinocereus kunzei]
                                            Echinocereus viereckii
                                              Echinocereus viereckii subsp. morricalii
                                                     [Echinocereus morricalii]
                                                     [Echinocereus viereckii subsp. huastecensis]
                                                     [Echinocereus viereckii var. morricalii]
                                              Echinocereus viereckii subsp. viereckii
                                            Echinocereus viridiflorus
                                              Echinocereus viridiflorus subsp. chloranthus
                                                     [Echinocereus neocapillus]
                                                     [Echinocereus viridiflorus var. neocapillus]
                                              Echinocereus viridiflorus subsp. correllii
                                              Echinocereus viridiflorus subsp. cylindricus
                                              Echinocereus viridiflorus subsp. davisii
                                              Echinocereus viridiflorus subsp. viridiflorus
                                              Echinocereus viridiflorus var. canus
                                              Echinocereus viridiflorus var. chloranthus
                                              Echinocereus viridiflorus var. correllii
                                              Echinocereus viridiflorus var. cylindricus
                                              Echinocereus viridiflorus var. davisii
                                                     [Echinocereus davisii]
                                              Echinocereus viridiflorus var. russanthus
                                              Echinocereus viridiflorus var. standleyi
                                              Echinocereus viridiflorus var. viridiflorus
                                            Echinocereus websterianus
                                            Echinocereus yavapaiensis
                                            Echinocereus zapalinamensis
                                            Echinocereus × roetteri
                                                   [Echinocereus roetteri var. lloydii]
                                                   [Echinocereus roetteri]
                                            Echinocereus ×neomexicanus
                                    Echinofossulocactus
                                            Echinofossulocactus anfractuosus
                                            Echinofossulocactus dichroacanthus
                                            Echinofossulocactus lexarzai
                                            Echinofossulocactus multicostatus
                                    Echinomastus
                                            Echinomastus erectocentrus
                                                   [Neolloydia erectocentra]
                                                   [Sclerocactus erectocentrus]
                                              Echinomastus erectocentrus subsp. acunensis
                                              Echinomastus erectocentrus subsp. erectocentrus
                                                     [Sclerocactus erectocentrus var. erectocentrus]
                                              Echinomastus erectocentrus var. acunensis
                                                     [Sclerocactus erectocentrus var. acunensis]
                                              Echinomastus erectocentrus var. erectocentrus
                                                     [Neolloydia erectocentra var. erectocentra]
                                            Echinomastus gautii
                                            Echinomastus intertextus
                                                   [Sclerocactus intertextus var. intertextus]
                                              Echinomastus intertextus subsp. intertextus
                                              Echinomastus intertextus var. dasyacanthus
                                              Echinomastus intertextus var. intertextus
                                            Echinomastus mariposensis
                                            Echinomastus unguispinus
                                              Echinomastus unguispinus var. durangensis
                                              Echinomastus unguispinus var. unguispinus
                                            Echinomastus warnockii
                                    Echinopsis
                                           [Echinopsis mieckleyi]
                                           [Echinopsis spinibarbis]
                                           [Echinopsis trichosa]
                                            Echinopsis albispinosa
                                                   [Echinopsis silvestrii]
                                            Echinopsis ancistrophora
                                                   [Echinopsis ancistrophora subsp. ancistrophora]
                                                   [Echinopsis hamatacantha]
                                                   [Echinopsis kratochviliana]
                                                   [Echinopsis polyancistra]
                                                   [Echinopsis subdenudata]
                                                   [Echinopsis subdenudatus]
                                            Echinopsis angelesiae
                                                   [Trichocereus angelesii]
                                            Echinopsis antezanae
                                            Echinopsis arachnacantha
                                                   [Echinopsis ancistrophora subsp. arachnacantha]
                                                   [Echinopsis graciliflora]
                                              Echinopsis arachnacantha subsp. arachnacantha
                                              Echinopsis arachnacantha subsp. densiseta
                                              Echinopsis arachnacantha subsp. sulphurea
                                                     [Echinopsis ancistrophora var. sulphurea]
                                                     [Echinopsis arachnacantha var. sulphurea]
                                              Echinopsis arachnacantha subsp. torrecillasensis
                                            Echinopsis arboricola
                                                   [Trichocereus arboricola]
                                            Echinopsis arebaloi
                                            Echinopsis atacamensis
                                                   [Trichocereus atacamensis]
                                              Echinopsis atacamensis subsp. atacamensis
                                              Echinopsis atacamensis subsp. pasacana
                                                     [Echinopsis rivierei]
                                                     [Pilocereus pasacanus]
                                                     [Trichocereus eremophilus]
                                                     [Trichocereus pasacana]
                                                     [Trichocereus rivierei]
                                            Echinopsis aurantiaca
                                            Echinopsis aurea
                                                   [Echinopsis aurea var. fallax]
                                                   [Hymenorebutia aurea]
                                                   [Lobivia aurea]
                                              Echinopsis aurea subsp. aurea
                                                     [Echinopsis quinesensis]
                                                     [Hymenorebutia quinesensis]
                                                     [Lobivia cylindracea]
                                                     [Lobivia cylindrica]
                                              Echinopsis aurea subsp. fallax
                                              Echinopsis aurea subsp. shaferi
                                                     [Lobivia shaferi]
                                            Echinopsis ayopayana
                                                   [Echinopsis kladiwana]
                                            Echinopsis backebergii
                                                   [Lobivia backebergiana]
                                                   [Lobivia backebergii]
                                              Echinopsis backebergii subsp. backebergii
                                                     [Lobivia backebergii subsp. zecheri]
                                                     [Lobivia backebergii var. zecheri]
                                                     [Lobivia wrightiana var. winteriana]
                                              Echinopsis backebergii subsp. wrightiana
                                                     [Lobivia backebergii subsp. wrightiana]
                                                     [Lobivia backebergii var. winteriana]
                                                     [Lobivia backebergii var. wrightiana]
                                            Echinopsis bertramiana
                                            Echinopsis boedekeriana
                                            Echinopsis bolligeriana
                                            Echinopsis breviflora
                                                   [Lobivia breviflora]
                                            Echinopsis bridgesii
                                              Echinopsis bridgesii subsp. bridgesii
                                              Echinopsis bridgesii subsp. vallegrandensis
                                                     [Echinopsis huotii subsp. huotii]
                                                     [Echinopsis huotii subsp. vallegrandensis]
                                              Echinopsis bridgesii subsp. yungasensis
                                            Echinopsis caineana
                                                   [Lobivia caineana]
                                            Echinopsis calochlora
                                                   [Echinopsis calochlora subsp. calochlora]
                                                   [Echinopsis calochlora subsp. glaetzleana]
                                                   [Echinopsis hammerschmidii]
                                                   [Echinopsis ibicuatensis]
                                            Echinopsis calorubra
                                                   [Echinopsis ancistrophora subsp. cardenasiana]
                                                   [Echinopsis ancistrophora subsp. pojoensis]
                                                   [Echinopsis obrepanda subsp. calorubra]
                                                   [Echinopsis obrepanda var. calorubra]
                                                   [Lobivia aguilarii]
                                                   [Lobivia calorubra]
                                                   [Lobivia cardenasiana]
                                                   [Lobivia pojoensis]
                                            Echinopsis camarguensis
                                                   [Trichocereus camarguensis]
                                            Echinopsis candicans
                                                   [Cereus candicans]
                                                   [Echinopsis courantii]
                                                   [Echinopsis pseudocandicans]
                                                   [Echinopsis purpureopilosa]
                                                   [Trichocereus courantii]
                                                   [Trichocereus neolamprochlorus]
                                                   [Trichocereus pseudocandicans]
                                            Echinopsis caulescens
                                                   [Trichocereus caulescens]
                                            Echinopsis cephalomacrostibas
                                            Echinopsis chacoana
                                            Echinopsis chamaecereus
                                                   [Cereus silvestrii]
                                                   [Chamaecereus silvestrii]
                                            Echinopsis chiloensis
                                                   [Trichocereus chiloensis]
                                              Echinopsis chiloensis subsp. chiloensis
                                              Echinopsis chiloensis subsp. litoralis
                                              Echinopsis chiloensis subsp. skottsbergii
                                            Echinopsis chrysantha
                                                   [Hymenorebutia chrysantha]
                                                   [Lobivia chrysantha]
                                                   [Lobivia polaskiana]
                                            Echinopsis chrysochete
                                                   [Lobivia chrysochete]
                                                   [Lobivia hystrix]
                                            Echinopsis cinnabarina
                                                   [Echinocactus cinnabarinus]
                                                   [Lobivia charcasina]
                                                   [Lobivia cinnabarina subsp. prestoana]
                                                   [Lobivia cinnabarina subsp. taratensis]
                                                   [Lobivia cinnabarina]
                                                   [Lobivia draxleriana]
                                                   [Lobivia prestoana]
                                                   [Lobivia taratensis]
                                                   [Lobivia walterspielii]
                                                   [Lobivia zudanensis]
                                                   [Weingartia jarmilae]
                                            Echinopsis clavata
                                                   [Echinopsis clavatus]
                                                   [Trichocereus clavatus]
                                            Echinopsis cochabambensis
                                            Echinopsis comarapana
                                            Echinopsis conaconensis
                                            Echinopsis coquimbana
                                                   [Cactus coquimbanus]
                                                   [Trichocereus coquimbanus]
                                            Echinopsis cotacajesi
                                            Echinopsis cotacajesii
                                            Echinopsis cuzcoensis
                                                   [Echinopsis knuthiana]
                                                   [Echinopsis schoenii]
                                                   [Echinopsis tarmaensis]
                                                   [Echinopsis tulhuayacensis]
                                                   [Trichocereus cuzcoensis]
                                                   [Trichocereus knuthianus]
                                                   [Trichocereus schoenii]
                                                   [Trichocereus tarmaensis]
                                                   [Trichocereus tulhuayacensis]
                                            Echinopsis densispina
                                                   [Echinopsis scoparia]
                                                   [Hymenorebutia chlorogona]
                                                   [Lobivia haematantha subsp. densispina]
                                                   [Lobivia haematantha var. densispina]
                                                   [Lobivia rebutioides]
                                                   [Lobivia scoparia]
                                            Echinopsis deserticola
                                                   [Cereus deserticola]
                                                   [Trichocereus deserticola]
                                            Echinopsis famatimensis
                                                   [Echinocactus famatimensis]
                                                   [Echinopsis famatinensis]
                                                   [Lobivia famatimensis]
                                            Echinopsis ferox
                                                   [Echinopsis cerdana]
                                                   [Echinopsis ferox subsp. potosina]
                                                   [Echinopsis ferox var. potosina]
                                                   [Echinopsis lecoriensis]
                                                   [Echinopsis longispina]
                                                   [Echinopsis nigra]
                                                   [Echinopsis potosina]
                                                   [Lobivia aureolilacina]
                                                   [Lobivia claeysiana]
                                                   [Lobivia ferox]
                                                   [Lobivia hastifera]
                                                   [Lobivia horrida]
                                                   [Lobivia longispina]
                                                   [Lobivia pachyacantha]
                                                   [Lobivia potosina]
                                                   [Lobivia variispina]
                                                   [Trichocereus orurensis]
                                            Echinopsis formosa
                                                   [Echinocactus formosus]
                                                   [Lobivia formosa]
                                                   [Trichocereus formosus]
                                              Echinopsis formosa subsp. bruchii
                                                     [Echinopsis bruchii]
                                                     [Lobivia bruchii]
                                                     [Lobivia formosa subsp. bruchii]
                                                     [Lobivia formosa subsp. grandis]
                                                     [Lobivia formosa var. bruchii]
                                                     [Lobivia formosa var. grandis]
                                                     [Lobivia grandis]
                                                     [Trichocereus bruchii]
                                                     [Trichocereus grandis]
                                                     [Trichocereus ingens]
                                              Echinopsis formosa subsp. formosa
                                                     [Echinopsis uebelmanniana]
                                              Echinopsis formosa subsp. kieslingii
                                                     [Lobivia kieslingii]
                                              Echinopsis formosa subsp. korethroides
                                                     [Echinopsis korethroides]
                                                     [Trichocereus korethroides]
                                              Echinopsis formosa subsp. randallii
                                                     [Echinopsis randallii]
                                                     [Trichocereus randallii]
                                              Echinopsis formosa subsp. rosarioana
                                                     [Lobivia rosarioana]
                                            Echinopsis glauca
                                                   [Echinopsis uyupampensis]
                                            Echinopsis glaucina
                                            Echinopsis haematantha
                                                   [Echinocactus haematanthus]
                                                   [Echinopsis elongata]
                                                   [Echinopsis hualfinensis]
                                                   [Echinopsis kuehnrichii]
                                                   [Hymenorebutia drijveriana]
                                                   [Hymenorebutia kuehnrichii]
                                                   [Lobivia amblayensis]
                                                   [Lobivia chorillosensis]
                                                   [Lobivia chorrillosensis]
                                                   [Lobivia drijveriana var. astranthema]
                                                   [Lobivia drijveriana]
                                                   [Lobivia elongata]
                                                   [Lobivia haematantha subsp. chorillosensis]
                                                   [Lobivia haematantha subsp. kuehnrichii]
                                                   [Lobivia haematantha var. chorrillosensis]
                                                   [Lobivia haematantha var. kuehnrichii]
                                                   [Lobivia haematantha]
                                                   [Lobivia hualfinensis var. fechseri]
                                                   [Lobivia hualfinensis]
                                                   [Lobivia kuehnrichii]
                                                   [Lobivia mirabunda]
                                            Echinopsis hahniana
                                                   [Harrisia hahniana]
                                                   [Mediocactus hahnianus]
                                            Echinopsis hertrichiana
                                                   [Lobivia allegraiana]
                                                   [Lobivia backebergii subsp. hertrichiana]
                                                   [Lobivia backebergii var. hertrichiana]
                                                   [Lobivia binghamiana]
                                                   [Lobivia echinata]
                                                   [Lobivia hertrichiana]
                                                   [Lobivia huilcanota]
                                                   [Lobivia incaica]
                                                   [Lobivia laui]
                                                   [Lobivia minuta]
                                                   [Lobivia planiceps]
                                                   [Lobivia vilcabambae]
                                                   [Neolloydia laui]
                                                   [Neolobivia echinata]
                                                   [Neolobivia hertrichiana]
                                                   [Neolobivia incaica]
                                                   [Neolobivia minuta]
                                                   [Neolobivia vilcabambae]
                                            Echinopsis huascha
                                                   [Cereus huascha]
                                                   [Echinopsis vatteri]
                                                   [Lobivia andalgalensis]
                                                   [Lobivia huascha]
                                                   [Lobivia purpureominiata]
                                                   [Trichocereus catamarcensis]
                                                   [Trichocereus huascha]
                                              Echinopsis huascha subsp. huascha
                                                     [Echinopsis pecheretiana]
                                                     [Trichocereus vatteri]
                                              Echinopsis huascha subsp. robusta
                                                     [Lobivia huascha var. robusta]
                                            Echinopsis huotii
                                            Echinopsis jajoana
                                                   [Echinopsis sanguiniflora]
                                                   [Lobivia chrysacantha]
                                                   [Lobivia chrysantha subsp. jajoiana]
                                                   [Lobivia chrysantha var. jajoiana]
                                                   [Lobivia duursmaiana]
                                                   [Lobivia jajoiana]
                                                   [Lobivia polycephala]
                                                   [Lobivia sanguiniflora]
                                            Echinopsis klingleriana
                                            Echinopsis lageniformis
                                                   [Cereus lageniformis]
                                                   [Echinopsis scopulicola]
                                                   [Trichocereus bridgesii]
                                                   [Trichocereus scopulicola]
                                            Echinopsis lamprochlora
                                            Echinopsis lateritia
                                                   [Hymenorebutia cintiensis]
                                                   [Hymenorebutia torataensis]
                                                   [Hymenorebutia torreana]
                                                   [Lobivia camataquiensis]
                                                   [Lobivia carminantha]
                                                   [Lobivia cintiensis]
                                                   [Lobivia kupperiana]
                                                   [Lobivia scopulina]
                                            Echinopsis leucantha
                                                   [Echinopsis baldiana]
                                                   [Echinopsis cordobensis]
                                                   [Echinopsis intricatissima]
                                                   [Echinopsis melanopotamica]
                                                   [Echinopsis molesta]
                                                   [Echinopsis spegazziniana]
                                            Echinopsis litoralis
                                            Echinopsis macrogona
                                            Echinopsis mamillosa
                                                   [Echinopsis herbasii]
                                                   [Echinopsis mamillosa subsp. mamillosa]
                                                   [Echinopsis mamillosa subsp. silvatica]
                                                   [Echinopsis pseudomamillosa]
                                                   [Echinopsis pseudomammillosa]
                                                   [Echinopsis ritteri]
                                                   [Echinopsis riviere-de-caraltii]
                                                   [Echinopsis roseo-lilacina]
                                                   [Echinopsis silvatica]
                                            Echinopsis marsoneri
                                                   [Lobivia buiningiana]
                                                   [Lobivia chrysantha subsp. marsoneri]
                                                   [Lobivia chrysantha var. marsoneri]
                                                   [Lobivia glauca]
                                                   [Lobivia haageana]
                                                   [Lobivia iridescens]
                                                   [Lobivia marsoneri]
                                                   [Lobivia muhriae]
                                                   [Lobivia nigrostoma]
                                                   [Lobivia rubescens]
                                                   [Lobivia tuberculosa]
                                                   [Lobivia uitewaaleana]
                                            Echinopsis maximiliana
                                                   [Lobivia cariquinensis]
                                                   [Lobivia charazanensis]
                                                   [Lobivia cruciaureispina]
                                                   [Lobivia hermanniana]
                                                   [Lobivia intermedia]
                                                   [Lobivia miniatiflora]
                                                   [Lobivia pseudocariquinensis]
                                                   [Lobivia sicuaniensis]
                                              Echinopsis maximiliana subsp. caespitosa
                                                     [Echinopsis caespitosa]
                                              Echinopsis maximiliana subsp. maximiliana
                                              Echinopsis maximiliana subsp. westii
                                                     [Lobivia westii]
                                            Echinopsis meyeri
                                            Echinopsis minuana
                                            Echinopsis mirabilis
                                                   [Setiechinopsis mirabilis]
                                            Echinopsis multiplex
                                            Echinopsis obrepanda
                                                   [Echinopsis cajasensis]
                                                   [Echinopsis calliantholilacina]
                                                   [Echinopsis callichroma]
                                                   [Echinopsis carmineiflora]
                                                   [Echinopsis fiebrigii]
                                                   [Echinopsis hystrichoides]
                                                   [Echinopsis mataranensis]
                                                   [Echinopsis obrepanda subsp. obrepanda]
                                                   [Echinopsis obrepanda subsp. tapecuana]
                                                   [Echinopsis tapecuana]
                                                   [Echinopsis toralapana]
                                            Echinopsis oligotricha
                                                   [Lobivia oligotricha]
                                            Echinopsis oxygona
                                                   [Echinopsis adolfofriedrichii]
                                                   [Echinopsis brasiliensis]
                                                   [Echinopsis derenbergii]
                                                   [Echinopsis eyriesii]
                                                   [Echinopsis paraguayensis]
                                                   [Echinopsis tubiflora]
                                            Echinopsis pachanoi
                                                   [Echinopsis chalaensis]
                                                   [Echinopsis santaensis]
                                                   [Trichocereus chalaensis]
                                                   [Trichocereus santaensis]
                                            Echinopsis pampana
                                                   [Lobivia aureosenilis]
                                                   [Lobivia glaucescens]
                                                   [Lobivia mistiensis]
                                                   [Lobivia pampana]
                                            Echinopsis pampariuzii
                                            Echinopsis pamparuizii
                                            Echinopsis pasacana
                                            Echinopsis pentlandii
                                                   [Echinocactus pentlandii]
                                                   [Echinocereus pentlandii]
                                                   [Echinopsis hardeniana]
                                                   [Echinopsis pentlandii subsp. hardeniana]
                                                   [Echinopsis pentlandii subsp. larae]
                                                   [Lobivia aculeata]
                                                   [Lobivia argentea]
                                                   [Lobivia aurantiaca]
                                                   [Lobivia boliviensis]
                                                   [Lobivia brunneo-rosea]
                                                   [Lobivia higginsiana]
                                                   [Lobivia johnsoniana]
                                                   [Lobivia larae]
                                                   [Lobivia lauramarca]
                                                   [Lobivia leucorhodon]
                                                   [Lobivia leucoviolacea]
                                                   [Lobivia multicostata]
                                                   [Lobivia pentlandii]
                                                   [Lobivia raphidacantha]
                                                   [Lobivia schneideriana]
                                                   [Lobivia titicacensis]
                                                   [Lobivia varians]
                                                   [Lobivia wegheiana]
                                            Echinopsis pereziensis
                                            Echinopsis peruviana
                                                   [Echinopsis peruviana subsp. peruviana]
                                                   [Echinopsis peruviana subsp. puquiensis]
                                                   [Echinopsis puquiensis]
                                                   [Trichocereus puquiensis]
                                                   [Trichocereus tacnaensis]
                                                   [Trichocereus torataensis]
                                            Echinopsis pojoensis
                                            Echinopsis pugionacantha
                                                   [Lobivia salitrensis]
                                              Echinopsis pugionacantha subsp. haemantha
                                                     [Lobivia salitrensis var. flexuosa]
                                              Echinopsis pugionacantha subsp. pugionacantha
                                              Echinopsis pugionacantha subsp. rossii
                                            Echinopsis quadratiumbonata
                                                   [Echinopsis quadratiumbonatus]
                                                   [Trichocereus quadratiumbonatus]
                                            Echinopsis rhodacantha
                                            Echinopsis rhodotricha
                                              Echinopsis rhodotricha subsp. chacoana
                                              Echinopsis rhodotricha subsp. rhodotricha
                                            Echinopsis rojasii
                                                   [Echinopsis boyuibensis]
                                                   [Echinopsis coronata]
                                            Echinopsis rossii
                                            Echinopsis rowleyi
                                                   [Echinopsis crassicaulis]
                                                   [Lobivia crassicaulis]
                                                   [Lobivia grandiflora]
                                                   [Trichocereus rowleyi]
                                            Echinopsis saltensis
                                              Echinopsis saltensis subsp. saltensis
                                              Echinopsis saltensis subsp. schreiteri
                                            Echinopsis schelhasii
                                            Echinopsis schickendantzii
                                                   [Cereus schickendantzii]
                                                   [Echinopsis fabrisii]
                                                   [Echinopsis friedrichii]
                                                   [Echinopsis smrziana]
                                                   [Trichocereus fabrisii]
                                                   [Trichocereus manguinii]
                                                   [Trichocereus narvaecensis]
                                                   [Trichocereus shaferi]
                                                   [Trichocereus smrzianus]
                                                   [Trichocereus tenuispinus]
                                                   [Trichocereus volcanensis]
                                            Echinopsis schieliana
                                                   [Lobivia backebergii subsp. schieliana]
                                                   [Lobivia backebergii var. schieliana]
                                                   [Lobivia quiabayensis]
                                                   [Lobivia schieliana]
                                            Echinopsis schreiteri
                                            Echinopsis shaferi
                                            Echinopsis skottsbergii
                                            Echinopsis spachiana
                                            Echinopsis spiniflora
                                                   [Acanthocalycium peitscherianum]
                                                   [Acanthocalycium violaceum]
                                                   [Echinocactus spiniflorus]
                                            Echinopsis stilowiana
                                                   [Lobivia stilowiana]
                                            Echinopsis stollenwerkiana
                                            Echinopsis strigosa
                                                   [Trichocereus strigosus]
                                            Echinopsis sucrensis
                                            Echinopsis tacaquirensis
                                                   [Cereus tacaquirensis]
                                                   [Echinopsis tacaquirensis subsp. tacaquirensis]
                                                   [Echinopsis tacaquirensis subsp. taquimbalensis]
                                                   [Echinopsis taquimbalensis]
                                                   [Trichocereus taquimbalensis]
                                            Echinopsis tarijensis
                                                   [Cereus tarijensis]
                                                   [Echinopsis poco]
                                                   [Lobivia formosa subsp. tarijensis]
                                                   [Trichocereus antezanae]
                                              Echinopsis tarijensis subsp. bertramiana
                                                     [Echinopsis tarijensis subsp. herzogianus]
                                                     [Echinopsis tarijensis subsp. totorensis]
                                              Echinopsis tarijensis subsp. tarijensis
                                            Echinopsis tegeleriana
                                                   [Lobivia akersii]
                                                   [Lobivia incuiensis]
                                                   [Lobivia tegeleriana]
                                            Echinopsis terscheckii
                                                   [Cereus terscheckii]
                                            Echinopsis thelegona
                                                   [Cereus thelegonus]
                                            Echinopsis thelegonoides
                                                   [Cereus thelegonoides]
                                                   [Echinopsis rubinghiana]
                                                   [Trichocereus rubinghianus]
                                                   [Trichocereus thelegonoides]
                                            Echinopsis thionantha
                                                   [Acanthocalycium brevispinum]
                                                   [Acanthocalycium catamarcense]
                                                   [Acanthocalycium chionanthum]
                                                   [Acanthocalycium griseum]
                                                   [Echinocactus thionanthus]
                                                   [Echinopsis brevispina]
                                                   [Lobivia chionanthus]
                                                   [Lobivia thionantha]
                                              Echinopsis thionantha subsp. ferrarii
                                              Echinopsis thionantha subsp. glauca
                                              Echinopsis thionantha subsp. thionantha
                                            Echinopsis tiegeliana
                                                   [Hymenorebutia pusilla]
                                                   [Hymenorebutia tiegeliana]
                                                   [Lobivia fricii]
                                                   [Lobivia peclardiana var. albiflora]
                                                   [Lobivia peclardiana]
                                                   [Lobivia pusilla]
                                                   [Lobivia tiegeliana]
                                                   [Mediolobivia hirsutissima]
                                            Echinopsis torrecillasensis
                                            Echinopsis tunariensis
                                                   [Echinopsis taratensis]
                                                   [Trichocereus taratensis]
                                                   [Trichocereus tunariensis]
                                            Echinopsis turbinata
                                            Echinopsis vallegrandensis
                                            Echinopsis vasquezii
                                                   [Trichocereus vasquezii]
                                            Echinopsis volliana
                                                   [Trichocereus vollianus]
                                            Echinopsis walteri
                                                   [Lobivia walteri]
                                            Echinopsis werdermanniana
                                                   [Echinopsis escayachensis]
                                                   [Echinopsis werdermannii]
                                                   [Trichocereus escayachensis]
                                                   [Trichocereus werdermannianus]
                                            Echinopsis x cabrerae
                                            Echinopsis yungasensis
                                            Echinopsis yuquina
                                                   [Lobivia rauschii]
                                    Emorycactus
                                            Emorycactus xeranthemoides
                                    Encephalocarpus
                                            Encephalocarpus strobiliformis
                                    Epiphyllum
                                           [Epiphyllum floribundum]
                                            Epiphyllum ackermanii
                                            Epiphyllum anguliger
                                                   [Epiphyllum darrahii]
                                            Epiphyllum baueri
                                            Epiphyllum cartagense
                                                   [Phyllocactus cartagensis]
                                            Epiphyllum costaricense
                                            Epiphyllum crenatum
                                                   [Phyllocactus crenatus]
                                              Epiphyllum crenatum subsp. crenatum
                                              Epiphyllum crenatum subsp. kimnachii
                                            Epiphyllum grandilobum
                                                   [Epiphyllum gigas]
                                                   [Phyllocactus grandilobus]
                                            Epiphyllum hookeri
                                                   [Cereus hookeri]
                                                   [Cereus marginatus]
                                              Epiphyllum hookeri hookeri
                                              Epiphyllum hookeri subsp. columbiense
                                                     [Epiphyllum columbiense]
                                                     [Epiphyllum phyllanthus var. columbiense]
                                                     [Phyllocactus phyllanthus var. columbiensis]
                                              Epiphyllum hookeri subsp. guatemalense
                                                     [Epiphyllum guatemalense]
                                              Epiphyllum hookeri subsp. hookeri
                                                     [Epiphyllum stenopetalum]
                                                     [Phyllocactus stenopetalus]
                                              Epiphyllum hookeri subsp. pittieri
                                                     [Epiphyllum pittieri]
                                                     [Phyllocactus pittieri]
                                            Epiphyllum laui
                                            Epiphyllum lepidocarpum
                                                   [Phyllocactus lepidocarpus]
                                            Epiphyllum macrocarpum
                                            Epiphyllum macropterum
                                            Epiphyllum oxypetalum
                                                   [Epiphyllum acuminatum]
                                                   [Epiphyllum latifrons]
                                            Epiphyllum phyllanthus
                                              Epiphyllum phyllanthus subsp. phyllanthus
                                              Epiphyllum phyllanthus subsp. rubrocoronatum
                                                     [Epiphyllum phyllanthus var. rubrocoronatum]
                                                     [Epiphyllum rubrocoronatum]
                                                     [Epiphyllum trimetrale]
                                              Epiphyllum phyllanthus var. hookeri
                                              Epiphyllum phyllanthus var. phyllanthus
                                            Epiphyllum pumilum
                                                   [Epiphyllum caudatum]
                                            Epiphyllum strictum
                                            Epiphyllum thomasianum
                                                   [Phyllocactus thomasianus]
                                              Epiphyllum thomasianum subsp. costaricense
                                              Epiphyllum thomasianum subsp. thomasianum
                                              Epiphyllum thomasianum var. thomasianum
                                    Epithelantha
                                            Epithelantha bokei
                                            Epithelantha cryptica
                                            Epithelantha micromeris
                                                   [Epithelantha densispina]
                                                   [Epithelantha greggii]
                                                   [Epithelantha micromeris subsp. polycephala]
                                                   [Epithelantha micromeris var. pachyrhiza]
                                                   [Epithelantha micromeris var. polycephala]
                                                   [Epithelantha pachyrhiza]
                                                   [Epithelantha petri]
                                                   [Epithelantha petrii]
                                                   [Epithelantha polycephala]
                                                   [Epithelantha rufispina]
                                                   [Mammillaria micromeris var. greggii]
                                                   [Mammillaria micromeris var. unguispina]
                                              Epithelantha micromeris subsp. bokei
                                              Epithelantha micromeris subsp. greggii
                                                     [Epithelantha micromeris var. greggii]
                                              Epithelantha micromeris subsp. micromeris
                                              Epithelantha micromeris subsp. pachyrhiza
                                              Epithelantha micromeris subsp. unguispina
                                              Epithelantha micromeris var. bokei
                                              Epithelantha micromeris var. micromeris
                                                     [Mammillaria micromeris]
                                            Epithelantha spinosior
                                    Erdisia
                                    Eriocereus
                                            Eriocereus spinosissimus
                                    Eriosyce
                                            Eriosyce armata
                                                   [Echinocactus horridus]
                                            Eriosyce aspillagae
                                                   [Echinocactus aspillagae]
                                                   [Eriosyce aspillagae subsp. maechlerorum]
                                                   [Neoporteria aspillagai]
                                                   [Pyrrhocactus aspillagae]
                                            Eriosyce aurata
                                                   [Echinocactus sandillon]
                                                   [Eriosyce algarrobensis]
                                                   [Eriosyce ceratistes]
                                                   [Eriosyce ihotzkyanae]
                                                   [Eriosyce lapampaensis]
                                                   [Eriosyce sandillon]
                                                   [Eriosyce spinibarbis]
                                            Eriosyce bulbocalyx
                                                   [Echinocactus bulbocalyx]
                                                   [Neoporteria bulbocalyx]
                                                   [Neoporteria dubia]
                                                   [Pyrrhocactus bulbocalyx]
                                                   [Pyrrhocactus dubius]
                                            Eriosyce calderana
                                                   [Neoporteria calderiana]
                                                   [Neoporteria pilispina]
                                                   [Pyrrhocactus calderianus]
                                                   [Pyrrhocactus pilispinus]
                                                   [Pyrrhocactus pulchellus]
                                            Eriosyce chilensis
                                                   [Echinocactus chilensis]
                                                   [Neoporteria chilensis]
                                                   [Pyrrhocactus chilensis]
                                                   [Pyrrhocactus krausii]
                                              Eriosyce chilensis var. albidiflora
                                            Eriosyce confinis
                                                   [Neoporteria confinis]
                                                   [Pyrrhocactus confinis]
                                            Eriosyce crispa
                                                   [Neoporteria crispa]
                                                   [Pyrrhocactus crispus]
                                              Eriosyce crispa subsp. atroviridis
                                              Eriosyce crispa subsp. crispa
                                              Eriosyce crispa subsp. totoralensis
                                                     [Neoporteria totoralensis]
                                                     [Pyrrhocactus totoralensis]
                                              Eriosyce crispa var. carrizalensis
                                              Eriosyce crispa var. huascensis
                                              Eriosyce crispa var. totoralensis
                                            Eriosyce curvispina
                                                   [Cactus curvispinus]
                                                   [Echinocactus curvispinus]
                                                   [Eriosyce curvispina var. robusta]
                                                   [Malacocarpus curvispinus]
                                                   [Neoporteria curvispina]
                                                   [Pyrrhocactus curvispinus]
                                              Eriosyce curvispina subsp. armata
                                                     [Neoporteria armata]
                                                     [Neoporteria choapensis]
                                                     [Neoporteria nigricans]
                                                     [Neoporteria tuberisulcata]
                                                     [Pyrrhocactus armatus]
                                                     [Pyrrhocactus choapensis]
                                                     [Pyrrhocactus limariensis]
                                              Eriosyce curvispina subsp. curvispina
                                                     [Neoporteria horrida]
                                                     [Pyrrhocactus andicola]
                                                     [Pyrrhocactus coliguayensis]
                                                     [Pyrrhocactus grandiflorus]
                                                     [Pyrrhocactus horridus]
                                                     [Pyrrhocactus odoriflorus]
                                                     [Pyrrhocactus pamaensis]
                                              Eriosyce curvispina subsp. marksiana
                                                     [Neoporteria marksianus]
                                                     [Pyrrhocactus lissocarpus]
                                                     [Pyrrhocactus marksianus]
                                                     [Pyrrhocactus truncatipetalus]
                                              Eriosyce curvispina var. armata
                                              Eriosyce curvispina var. curvispina
                                              Eriosyce curvispina var. mutabilis
                                              Eriosyce curvispina var. tuberisulcata
                                            Eriosyce engleri
                                            Eriosyce eriosyzoides
                                                   [Neoporteria eriosyzoides]
                                                   [Pyrrhocactus eriosyzoides]
                                              Eriosyce eriosyzoides subsp. atroviridis
                                              Eriosyce eriosyzoides subsp. eriosyzoides
                                            Eriosyce esmeraldana
                                                   [Neoporteria esmeraldana]
                                            Eriosyce garaventae
                                                   [Neoporteria subaiana]
                                                   [Pyrrhocactus garaventai]
                                                   [Pyrrhocactus subaianus]
                                            Eriosyce heinrichiana
                                                   [Neoporteria chorosensis]
                                                   [Neoporteria deherdtiana]
                                                   [Neoporteria dimorpha]
                                                   [Neoporteria intermedia]
                                                   [Neoporteria jussieui]
                                                   [Neoporteria ritteri]
                                                   [Neoporteria setosiflora]
                                                   [Pyrrhocactus chaniarensis]
                                                   [Pyrrhocactus chorosensis]
                                                   [Pyrrhocactus deherdtianus]
                                                   [Pyrrhocactus dimorphus]
                                                   [Pyrrhocactus heinrichianus]
                                                   [Pyrrhocactus intermedius]
                                                   [Pyrrhocactus jussieui]
                                                   [Pyrrhocactus setosiflorus]
                                                   [Pyrrhocactus trapichensis]
                                                   [Pyrrhocactus wagenknechtii]
                                              Eriosyce heinrichiana subsp. heinrichiana
                                              Eriosyce heinrichiana subsp. intermedia
                                              Eriosyce heinrichiana subsp. simulans
                                              Eriosyce heinrichiana var. setosiflora
                                            Eriosyce iquiquensis
                                                   [Eriosyce caligophila]
                                                   [Eriosyce recondita subsp. iquiquensis]
                                                   [Neoporteria aricensis]
                                                   [Neoporteria iquiquensis]
                                                   [Neoporteria residua]
                                                   [Pyrrhocactus aricensis]
                                                   [Pyrrhocactus floribundus]
                                                   [Pyrrhocactus iquiquensis]
                                                   [Pyrrhocactus residuus]
                                                   [Pyrrhocactus saxifragus]
                                            Eriosyce islayensis
                                                   [Islaya islayensis]
                                                   [Neoporteria islayensis]
                                              Eriosyce islayensis subsp. grandis
                                                     [Islaya grandis]
                                              Eriosyce islayensis subsp. islayensis
                                                     [Islaya bicolor]
                                                     [Islaya brevicylindrica]
                                                     [Islaya copiapoides]
                                                     [Islaya divaricatiflora]
                                                     [Islaya grandiflorens]
                                                     [Islaya islayensis var. minor]
                                                     [Islaya krainziana]
                                                     [Islaya maritima]
                                                     [Islaya minor]
                                                     [Islaya minuscula]
                                                     [Islaya molendensis]
                                                     [Islaya paucispinosa]
                                                     [Islaya unguispina]
                                                     [Neoporteria bicolor]
                                                     [Neoporteria krainziana]
                                              Eriosyce islayensis subsp. omasensis
                                                     [Eriosyce omasensis]
                                                     [Islaya omasensis]
                                            Eriosyce krausii
                                            Eriosyce kunzei
                                                   [Neoporteria nidus]
                                              Eriosyce kunzei var. kunzei
                                              Eriosyce kunzei var. transitensis
                                            Eriosyce laui
                                                   [Islaya laui]
                                            Eriosyce limariensis
                                            Eriosyce marksiana
                                              Eriosyce marksiana var. lissocarpa
                                              Eriosyce marksiana var. marksiana
                                            Eriosyce megliolii
                                                   [Neoporteria megliolii]
                                                   [Pyrrhocactus megliolii]
                                            Eriosyce napina
                                                   [Neoporteria napina]
                                              Eriosyce napina subsp. aerocarpa
                                                     [Eriosyce aerocarpa]
                                              Eriosyce napina subsp. glabrescens
                                              Eriosyce napina subsp. lembckei
                                                     [Eriosyce napina subsp. duripulpa]
                                              Eriosyce napina subsp. napina
                                              Eriosyce napina subsp. tenebrica
                                              Eriosyce napina var. duripulpa
                                            Eriosyce occulta
                                            Eriosyce odieri
                                                   [Neoporteria odieri]
                                                   [Neoporteria reichei]
                                                   [Neoporteria reichii]
                                              Eriosyce odieri subsp. fulva
                                              Eriosyce odieri subsp. glabrescens
                                              Eriosyce odieri subsp. krausii
                                              Eriosyce odieri subsp. odieri
                                                     [Neoporteria monte-amargensis]
                                              Eriosyce odieri var. monte-amargensis
                                            Eriosyce paucicostata
                                                   [Neoporteria paucicostata]
                                                   [Pyrrhocactus paucicostatus]
                                              Eriosyce paucicostata subsp. echinus
                                              Eriosyce paucicostata subsp. floccosa
                                              Eriosyce paucicostata subsp. paucicostata
                                            Eriosyce pygmaea
                                                   [Eriosyce taltalensis var. pygmaea]
                                            Eriosyce recondita
                                                   [Eriosyce recondita subsp. recondita]
                                                   [Neoporteria recondita]
                                                   [Pyrrhocactus reconditus]
                                                   [Pyrrhocactus vexatus]
                                            Eriosyce rodentiophila
                                                   [Eriosyce megacarpa]
                                            Eriosyce senilis
                                                   [Echinocactus senilis]
                                                   [Neoporteria senilis]
                                              Eriosyce senilis subsp. coimasensis
                                                     [Neoporteria coimasensis]
                                                     [Neoporteria robusta]
                                              Eriosyce senilis subsp. senilis
                                                     [Eriosyce senilis subsp. elquiensis]
                                                     [Neoporteria gerocephala]
                                                     [Neoporteria multicolor]
                                            Eriosyce simulans
                                                   [Neoporteria simulans]
                                            Eriosyce sociabilis
                                                   [Neoporteria sociabilis]
                                            Eriosyce spinosior
                                            Eriosyce strausiana
                                                   [Neoporteria strausiana]
                                                   [Pyrrhocactus strausianus]
                                              Eriosyce strausiana subsp. pachacoensis
                                                     [Pyrrhocactus pachacoensis]
                                              Eriosyce strausiana subsp. strausiana
                                                     [Eriosyce andreaeana]
                                                     [Neoporteria andreaeana]
                                                     [Neoporteria backebergii]
                                                     [Neoporteria sanjuanensis]
                                                     [Neoporteria setiflora]
                                                     [Neoporteria volliana]
                                                     [Pyrrhocactus atrospinosus]
                                                     [Pyrrhocactus platyacanthus]
                                                     [Pyrrhocactus sanjuanensis]
                                                     [Pyrrhocactus setiflorus]
                                                     [Pyrrhocactus vollianus]
                                            Eriosyce subgibbosa
                                                   [Eriosyce subgibbosa var. castanea]
                                                   [Neoporteria subgibbosa]
                                              Eriosyce subgibbosa subsp. clavata
                                                     [Neoporteria clavata]
                                              Eriosyce subgibbosa subsp. subgibbosa
                                                     [Neoporteria castanea]
                                                     [Neoporteria castaneoides]
                                                     [Neoporteria heteracantha]
                                                     [Neoporteria litoralis]
                                                     [Neoporteria microsperma]
                                                     [Neoporteria subcylindrica]
                                              Eriosyce subgibbosa subsp. vallenarensis
                                              Eriosyce subgibbosa subsp. wagenknechtii
                                                     [Eriosyce subgibbosa var. wagenknechtii]
                                                     [Neoporteria wagenknechtii]
                                              Eriosyce subgibbosa var. litoralis
                                              Eriosyce subgibbosa var. nigrihorrida
                                              Eriosyce subgibbosa var. subgibbosa
                                            Eriosyce taltalensis
                                                   [Neoporteria taltalensis]
                                                   [Pyrrhocactus taltalensis]
                                              Eriosyce taltalensis subsp. echinus
                                              Eriosyce taltalensis subsp. paucicostata
                                              Eriosyce taltalensis subsp. pilispina
                                              Eriosyce taltalensis subsp. pygmaea
                                                     [Neoporteria scoparia]
                                                     [Pyrrhocactus gracilis]
                                                     [Pyrrhocactus pygmaeus]
                                                     [Pyrrhocactus scoparius]
                                                     [Pyrrhocactus transiens]
                                              Eriosyce taltalensis subsp. taltalensis
                                                     [Neoporteria rupicola]
                                                     [Pyrrhocactus rupicola]
                                                     [Pyrrhocactus tenuis]
                                            Eriosyce tenebrica
                                            Eriosyce umadeave
                                                   [Neoporteria umadeave]
                                                   [Pyrrhocactus umadeave]
                                            Eriosyce villicumensis
                                                   [Eriosyce vertongenii]
                                                   [Neoporteria melanacantha]
                                                   [Neoporteria villicumensis]
                                                   [Pyrrhocactus melanacanthus]
                                                   [Pyrrhocactus vertongenii]
                                                   [Pyrrhocactus villicumensis]
                                            Eriosyce villosa
                                                   [Neoporteria atrispinosa]
                                                   [Neoporteria cephalophora]
                                                   [Neoporteria polyraphis]
                                                   [Neoporteria villosa]
                                    Escobaria
                                            Escobaria albicolumnaria
                                                   [Coryphantha albicolumnaria]
                                                   [Mammillaria albicolumnaria]
                                            Escobaria bella
                                            Escobaria chaffeyi
                                                   [Escobaria dasyacantha subsp. chaffeyi]
                                                   [Escobaria dasyacantha var. chaffeyi]
                                            Escobaria chihuahuensis
                                                   [Echinocactus strobiliformis]
                                                   [Mammillaria strobiliformis]
                                              Escobaria chihuahuensis subsp. chihuahuensis
                                              Escobaria chihuahuensis subsp. henricksonii
                                                     [Coryphantha henricksonii]
                                                     [Escobaria henricksonii]
                                            Escobaria chlorantha
                                            Escobaria cubensis
                                                   [Coryphantha cubensis]
                                            Escobaria dasyacantha
                                                   [Coryphantha dasyacantha]
                                                   [Coryphantha varicolor]
                                                   [Escobaria dasyacantha subsp. dasyacantha]
                                                   [Escobaria dasyacantha var. dasyacantha]
                                            Escobaria deserti
                                            Escobaria emskoetteriana
                                                   [Coryphantha emskoetteriana]
                                                   [Escobaria muehlbaueriana]
                                                   [Mammillaria emskoetteriana]
                                            Escobaria guadalupensis
                                            Escobaria laredoi
                                                   [Escobaria rigida]
                                            Escobaria leei
                                                   [Escobaria sneedii subsp. leei]
                                                   [Escobaria sneedii var. leei]
                                            Escobaria lloydii
                                                   [Coryphantha lloydii]
                                            Escobaria missouriensis
                                                   [Coryphantha missouriensis var. caespitosa]
                                                   [Coryphantha missouriensis var. marstonii]
                                                   [Coryphantha missouriensis var. missouriensis]
                                                   [Coryphantha missouriensis var. robustior]
                                                   [Coryphantha missouriensis]
                                                   [Coryphantha similis]
                                                   [Escobaria missouriensis subsp. missouriensis]
                                                   [Escobaria missouriensis subsp. navajoensis]
                                                   [Escobaria missouriensis var. caespitosa]
                                                   [Escobaria missouriensis var. marstonii]
                                                   [Escobaria missouriensis var. missouriensis]
                                                   [Escobaria missouriensis var. robustior]
                                                   [Escobaria missouriensis var. similis]
                                                   [Mammillaria missouriensis]
                                                   [Mammillaria roseiflora]
                                                   [Mammillaria similis var. robustior]
                                                   [Mammillaria similis]
                                                   [Neobesseya missouriensis]
                                                   [Neobesseya wissmannii]
                                                   [Neomammillaria similis]
                                              Escobaria missouriensis subsp. asperispina
                                                     [Coryphantha asperispina]
                                                     [Escobaria asperispina]
                                                     [Neobesseya asperispina]
                                            Escobaria roseana
                                              Escobaria roseana subsp. galeanensis
                                              Escobaria roseana subsp. roseana
                                            Escobaria runyonii
                                            Escobaria sneedii
                                                   [Coryphantha organensis]
                                                   [Coryphantha sneedii var. albicolumnaria]
                                                   [Coryphantha sneedii var. guadalupensis]
                                                   [Coryphantha sneedii]
                                                   [Coryphantha strobiliformis var. durispina]
                                                   [Coryphantha strobiliformis var. orcuttii]
                                                   [Escobaria orcuttii var. koenigii]
                                                   [Escobaria orcuttii var. macraxima]
                                                   [Escobaria orcuttii]
                                                   [Escobaria organensis]
                                                   [Escobaria sandbergii]
                                                   [Escobaria sneedii subsp. sneedii]
                                                   [Escobaria sneedii var. sneedii]
                                                   [Escobaria villardii]
                                                   [Neolloydia orcuttii]
                                              Escobaria sneedii subsp. orcuttii
                                                     [Coryphantha sneedii var. orcuttii]
                                            Escobaria tuberculosa
                                              Escobaria tuberculosa var. tuberculosa
                                            Escobaria zilziana
                                                   [Coryphantha zilziana]
                                    Escontria
                                            Escontria chiotilla
                                                   [Myrtillocactus chiotilla]
                                    Espostoa
                                            Espostoa baumannii
                                            Espostoa blossfeldiorum
                                                   [Thrixanthocereus blossfeldiorum]
                                                   [Thrixanthocereus longispinus]
                                            Espostoa calva
                                            Espostoa frutescens
                                            Espostoa guentheri
                                                   [Cephalocereus guentheri]
                                            Espostoa hylaea
                                            Espostoa lanata
                                              Espostoa lanata subsp. huanucoensis
                                                     [Espostoa huanucoensis]
                                              Espostoa lanata subsp. lanata
                                                     [Espostoa laticornua]
                                                     [Espostoa procera]
                                                     [Espostoa ritteri]
                                              Espostoa lanata subsp. lanianuligera
                                                     [Espostoa lanianuligera]
                                              Espostoa lanata subsp. ruficeps
                                                     [Espostoa ruficeps]
                                            Espostoa melanostele
                                              Espostoa melanostele subsp. melanostele
                                              Espostoa melanostele subsp. nana
                                                     [Espostoa nana]
                                            Espostoa mirabilis
                                            Espostoa senilis
                                                   [Thrixanthocereus senilis]
                                            Espostoa superba
                                            Espostoa utcubambensis
                                    Espostoopsis
                                            Espostoopsis dybowskii
                                    Eulychnia
                                            Eulychnia acida
                                            Eulychnia aricensis
                                            Eulychnia breviflora
                                                   [Eulychnia barquitensis]
                                                   [Eulychnia procumbens]
                                            Eulychnia castanea
                                            Eulychnia iquiquensis
                                              Eulychnia iquiquensis subsp. iquiquensis
                                              Eulychnia iquiquensis subsp. ritteri
                                            Eulychnia morromorenoensis
                                            Eulychnia ritteri
                                            Eulychnia saint-pieana
                                    Facheiroa
                                            Facheiroa cephaliomelana
                                              Facheiroa cephaliomelana subsp. cephaliomelana
                                              Facheiroa cephaliomelana subsp. estevesii
                                            Facheiroa estevesii
                                            Facheiroa pilosa
                                            Facheiroa squamosa
                                                   [Facheiroa braunii]
                                                   [Facheiroa chaetacantha]
                                                   [Facheiroa squamosa subsp. polygona]
                                            Facheiroa tenebrosa
                                            Facheiroa ulei
                                                   [Facheiroa pubiflora]
                                    Ferocactus
                                            Ferocactus alamosanus
                                                   [Ferocactus pottsii var. alamosanus]
                                              Ferocactus alamosanus subsp. alamosanus
                                              Ferocactus alamosanus subsp. reppenhagenii
                                              Ferocactus alamosanus var. alamosanus
                                            Ferocactus chrysacanthus
                                              Ferocactus chrysacanthus subsp. chrysacanthus
                                              Ferocactus chrysacanthus subsp. grandiflorus
                                                     [Ferocactus fordii var. grandiflorus]
                                            Ferocactus cylindraceus
                                                   [Ferocactus acanthodes]
                                              Ferocactus cylindraceus subsp. cylindraceus
                                                     [Echinocactus acanthodes var. rostii]
                                                     [Echinocactus acanthodes]
                                                     [Ferocactus acanthodes var. acanthodes]
                                                     [Ferocactus cylindraceus var. cylindraceus]
                                              Ferocactus cylindraceus subsp. eastwoodiae
                                                     [Ferocactus acanthodes var. eastwoodiae]
                                                     [Ferocactus cylindraceus var. eastwoodiae]
                                                     [Ferocactus eastwoodiae]
                                              Ferocactus cylindraceus subsp. lecontei
                                                     [Echinocactus lecontei]
                                                     [Echinocactus wislizeni var. lecontei]
                                                     [Ferocactus acanthodes var. lecontei]
                                                     [Ferocactus cylindraceus var. lecontei]
                                                     [Ferocactus lecontei]
                                              Ferocactus cylindraceus subsp. tortulispinus
                                                     [Ferocactus acanthodes var. tortulispinus]
                                                     [Ferocactus cylindraceus var. tortulispinus]
                                                     [Ferocactus cylindraceus var. tortulospinus]
                                            Ferocactus diguetii
                                              Ferocactus diguetii var. carmenensis
                                              Ferocactus diguetii var. diguetii
                                            Ferocactus echidne
                                                   [Echinocactus victoriensis]
                                            Ferocactus emoryi
                                                   [Ferocactus covillei]
                                              Ferocactus emoryi subsp. covillei
                                              Ferocactus emoryi subsp. emoryi
                                              Ferocactus emoryi subsp. rectispinus
                                                     [Ferocactus emoryi var. rectispinus]
                                              Ferocactus emoryi var. emoryi
                                            Ferocactus flavovirens
                                            Ferocactus fordii
                                                   [Ferocactus fordii var. fordii]
                                              Ferocactus fordii subsp. borealis
                                              Ferocactus fordii subsp. fordii
                                            Ferocactus gatesii
                                            Ferocactus glaucescens
                                            Ferocactus gracilis
                                                   [Ferocactus gracilis var. gracilis]
                                              Ferocactus gracilis subsp. coloratus
                                                     [Ferocactus coloratus]
                                                     [Ferocactus gracilis var. coloratus]
                                              Ferocactus gracilis subsp. gatesii
                                              Ferocactus gracilis subsp. gracilis
                                            Ferocactus haematacanthus
                                            Ferocactus hamatacanthus
                                                   [Echinocactus longihamatus var. crassispinus]
                                              Ferocactus hamatacanthus subsp. hamatacanthus
                                                     [Hamatocactus hamatacanthus]
                                              Ferocactus hamatacanthus subsp. sinuatus
                                              Ferocactus hamatacanthus var. hamatacanthus
                                              Ferocactus hamatacanthus var. sinuatus
                                            Ferocactus herrerae
                                                   [Ferocactus wislizeni var. herrerae]
                                            Ferocactus histrix
                                            Ferocactus horridus
                                            Ferocactus johnstonianus
                                            Ferocactus latispinus
                                              Ferocactus latispinus subsp. greenwoodii
                                                     [Ferocactus recurvus var. greenwoodii]
                                              Ferocactus latispinus subsp. latispinus
                                                     [Echinocactus cornigerus]
                                              Ferocactus latispinus subsp. spiralis
                                            Ferocactus lindsayi
                                            Ferocactus macrodiscus
                                              Ferocactus macrodiscus subsp. macrodiscus
                                              Ferocactus macrodiscus subsp. septentrionalis
                                            Ferocactus melocactiformis
                                            Ferocactus nobilis
                                            Ferocactus peninsulae
                                              Ferocactus peninsulae subsp. peninsulae
                                              Ferocactus peninsulae subsp. townsendianus
                                              Ferocactus peninsulae var. peninsulae
                                              Ferocactus peninsulae var. santa-maria
                                              Ferocactus peninsulae var. townsendianus
                                              Ferocactus peninsulae var. viscainensis
                                            Ferocactus pilosus
                                                   [Echinocactus pilosus var. pringlei]
                                                   [Echinocactus pilosus]
                                                   [Ferocactus pringlei]
                                            Ferocactus pottsii
                                            Ferocactus rectispinus
                                            Ferocactus recurvus
                                              Ferocactus recurvus subsp. greenwoodiae
                                              Ferocactus recurvus subsp. recurvus
                                            Ferocactus robustus
                                            Ferocactus rostii
                                            Ferocactus santa-maria
                                                   [Ferocactus peninsulae subsp. santa-maria]
                                                   [Ferocactus townsendianus var. santamaria]
                                            Ferocactus schwarzii
                                            Ferocactus setispinus
                                            Ferocactus stainesii
                                            Ferocactus tiburonensis
                                                   [Ferocactus wislizeni var. tiburonensis]
                                            Ferocactus townsendianus
                                              Ferocactus townsendianus var. santa-maria
                                              Ferocactus townsendianus var. townsendianus
                                            Ferocactus uncinatus
                                            Ferocactus viridescens
                                                   [Echinocactus orcuttii]
                                                   [Echinocactus viridescens]
                                              Ferocactus viridescens subsp. littoralis
                                              Ferocactus viridescens var. littoralis
                                              Ferocactus viridescens var. viridescens
                                            Ferocactus wislizeni
                                                   [Echinocactus wislizeni]
                                                   [Ferocactus wislizenii]
                                              Ferocactus wislizeni subsp. ajoensis
                                              Ferocactus wislizeni var. wislizeni
                                    Frailea
                                            Frailea alacriportana
                                            Frailea albicolumnaris
                                            Frailea albifusca
                                            Frailea asperispina
                                            Frailea aureinitens
                                            Frailea aureispina
                                            Frailea buenekeri
                                              Frailea buenekeri subsp. buenekeri
                                              Frailea buenekeri subsp. densispina
                                            Frailea buiningiana
                                            Frailea castanea
                                                   [Frailea castanea subsp. castanea]
                                                   [Frailea castanea subsp. harmoniana]
                                            Frailea cataphracta
                                                   [Frailea cataphracta subsp. cataphracta]
                                                   [Frailea cataphracta subsp. duchii]
                                                   [Frailea cataphracta subsp. melitae]
                                                   [Frailea cataphracta var. duchii]
                                                   [Frailea matoana]
                                                   [Frailea melitae]
                                                   [Frailea uhligiana]
                                            Frailea chiquitana
                                                   [Frailea pullispina]
                                            Frailea concepcionensis
                                            Frailea curvispina
                                            Frailea friedrichii
                                            Frailea fulviseta
                                                   [Frailea pygmaea subsp. fulviseta]
                                            Frailea gracillima
                                              Frailea gracillima subsp. gracillima
                                                     [Frailea gracillima subsp. albifusca]
                                              Frailea gracillima subsp. horstii
                                            Frailea grahliana
                                            Frailea horstii
                                            Frailea ignacionensis
                                            Frailea knippeliana
                                            Frailea lepida
                                            Frailea mammifera
                                              Frailea mammifera subsp. angelesiae
                                              Frailea mammifera subsp. mammifera
                                            Frailea moseriana
                                            Frailea perumbilicata
                                            Frailea phaeodisca
                                                   [Frailea perbella]
                                            Frailea pseudogracillima
                                            Frailea pseudopulcherrima
                                            Frailea pumila
                                                   [Frailea albiareolata]
                                                   [Frailea carminifilamentosa]
                                                   [Frailea deminuta]
                                                   [Frailea pumila subsp. albiareolata]
                                                   [Frailea pumila subsp. deminuta]
                                                   [Frailea pumila subsp. maior]
                                                   [Frailea pumila subsp. pumila]
                                                   [Frailea pumila var. maior]
                                            Frailea pygmaea
                                                   [Frailea pulcherrima]
                                              Frailea pygmaea subsp. albicolumnaris
                                              Frailea pygmaea subsp. pygmaea
                                                     [Frailea pygmaea subsp. altigibbera]
                                                     [Frailea pygmaea subsp. asperispina]
                                                     [Frailea pygmaea subsp. aureinitens]
                                                     [Frailea pygmaea subsp. aureispina]
                                                     [Frailea pygmaea subsp. lilalunula]
                                                     [Frailea pygmaea var. altigibbera]
                                                     [Frailea pygmaea var. lilalunula]
                                              Frailea pygmaea subsp. tuyensis
                                                     [Frailea cataphracta subsp. tuyensis]
                                                     [Frailea cataphracta var. tuyensis]
                                            Frailea schilinzkyana
                                              Frailea schilinzkyana subsp. concepcionensis
                                              Frailea schilinzkyana subsp. schilinzkyana
                                                     [Frailea grahliana subsp. grahliana]
                                                     [Frailea grahliana subsp. moseriana]
                                            Frailea ybatense
                                    Geohintonia
                                            Geohintonia mexicana
                                    Glandulicactus
                                            Glandulicactus crassihamatus
                                                   [Glandulicactus mathssonii]
                                            Glandulicactus uncinatus
                                              Glandulicactus uncinatus subsp. uncinatus
                                                     [Hamatocactus uncinatus]
                                              Glandulicactus uncinatus subsp. wrightii
                                              Glandulicactus uncinatus var. wrightii
                                    Grusonia
                                            Corynopuntia clavata
                                            Corynopuntia emoryi
                                                   [Corynopuntia stanlyi]
                                            Corynopuntia marenae
                                                   [Grusonia marenae]
                                                   [Marenopuntia marenae]
                                                   [Opuntia marenae]
                                            Corynopuntia parishii
                                                   [Grusonia parishii]
                                                   [Opuntia parishii]
                                                   [Opuntia stanlyi var. parishii]
                                            Grusonia aggeria
                                                   [Opuntia aggeria]
                                            Grusonia bradtiana
                                                   [Cereus bradtianus]
                                            Grusonia bulbispina
                                            Grusonia clavata
                                            Grusonia densispina
                                            Grusonia emoryi
                                                   [Grusonia stanlyi]
                                                   [Opuntia standlyi]
                                                   [Opuntia stanlyi]
                                            Grusonia grahamii
                                                   [Opuntia agglomerata]
                                                   [Opuntia grahamii]
                                                   [Opuntia schottii var. grahamii]
                                            Grusonia hamiltonii
                                            Grusonia imbricata
                                            Grusonia invicta
                                                   [Corynopuntia invicta]
                                                   [Opuntia invicta]
                                            Grusonia kunzei
                                                   [Corynopuntia kunzei]
                                                   [Opuntia kunzei]
                                                   [Opuntia stanlyi var. kunzei]
                                                   [Opuntia stanlyi var. peeblesiana]
                                                   [Opuntia wrightiana]
                                            Grusonia moelleri
                                            Grusonia parishiorum
                                            Grusonia reflexispina
                                                   [Corynopuntia reflexispina]
                                                   [Opuntia reflexispina]
                                            Grusonia robertsii
                                            Grusonia schottii
                                                   [Corynopuntia densispina]
                                                   [Opuntia densispina]
                                                   [Opuntia schottii var. schottii]
                                                   [Opuntia schottii]
                                            Grusonia vilis
                                            Grusonia wrightiana
                                    Gymnanthocereus
                                    Gymnocactus
                                            Gymnocactus beguinii
                                    Gymnocalycium
                                           [Gymnocalycium hyptiacanthum]
                                           [Gymnocalycium leptanthum]
                                           [Gymnocalycium mucidum]
                                           [Gymnocalycium netrelianum]
                                           [Gymnocalycium parvulum]
                                           [Gymnocalycium platense]
                                           [Gymnocalycium quehlianum]
                                            Gymnocalycium achirasense
                                            Gymnocalycium acorrugatum
                                            Gymnocalycium alboareolatum
                                            Gymnocalycium amerhauseri
                                                   [Gymnocalycium walteri]
                                            Gymnocalycium andreae
                                                   [Gymnocalycium andreae subsp. andreae]
                                                   [Gymnocalycium andreae subsp. carolinense]
                                            Gymnocalycium anisitsii
                                              Gymnocalycium anisitsii subsp. anisitsii
                                              Gymnocalycium anisitsii subsp. damsii
                                                     [Gymnocalycium anisitsii subsp. multiproliferum]
                                            Gymnocalycium antherostele
                                            Gymnocalycium armatum
                                            Gymnocalycium baldianum
                                                   [Echinocactus baldianus]
                                                   [Gymnocalycium rosae]
                                            Gymnocalycium bayrianum
                                            Gymnocalycium berchtii
                                                   [Gymnocalycium poeschlii]
                                                   [Gymnocalycium terweemeanum]
                                            Gymnocalycium bodenbenderianum
                                                   [Echinocactus bodenbenderianus]
                                                   [Gymnocalycium bodenbenderianum subsp. bodenbenderianum]
                                                   [Gymnocalycium bodenbenderianus]
                                                   [Gymnocalycium piltziorum]
                                                   [Gymnocalycium riojense subsp. kozelskyanum]
                                                   [Gymnocalycium riojense subsp. paucispinum]
                                                   [Gymnocalycium riojense subsp. piltziorum]
                                                   [Gymnocalycium riojense subsp. riojense]
                                                   [Gymnocalycium riojense]
                                            Gymnocalycium borthii
                                            Gymnocalycium bozsingianum
                                            Gymnocalycium brachyanthum
                                            Gymnocalycium brachypetalum
                                            Gymnocalycium bruchii
                                                   [Gymnocalycium albispinum]
                                                   [Gymnocalycium papschii]
                                            Gymnocalycium buenekeri
                                            Gymnocalycium calochlorum
                                                   [Gymnocalycium proliferum]
                                                   [Gymnocalycium sigelianum]
                                            Gymnocalycium capillaense
                                                   [Gymnocalycium deeszianum]
                                                   [Gymnocalycium fischeri]
                                                   [Gymnocalycium sutterianum]
                                            Gymnocalycium cardenasianum
                                            Gymnocalycium castellanosii
                                              Gymnocalycium castellanosii subsp. acorrugatum
                                              Gymnocalycium castellanosii subsp. castellanosii
                                              Gymnocalycium castellanosii subsp. ferocior
                                            Gymnocalycium chiquitanum
                                                   [Gymnocalycium hammerschmidii]
                                                   [Gymnocalycium paediophilum]
                                                   [Gymnocalycium pediophilum]
                                            Gymnocalycium chubutense
                                            Gymnocalycium chuquisacanum
                                            Gymnocalycium damsii
                                            Gymnocalycium delaetii
                                            Gymnocalycium denudatum
                                                   [Gymnocalycium megalothelon]
                                            Gymnocalycium erinaceum
                                            Gymnocalycium eurypleurum
                                            Gymnocalycium ferox
                                            Gymnocalycium ferrarii
                                            Gymnocalycium gerardii
                                            Gymnocalycium gibbosum
                                              Gymnocalycium gibbosum subsp. borthii
                                              Gymnocalycium gibbosum subsp. gibbosum
                                                     [Gymnocalycium gibbosum subsp. ferox]
                                            Gymnocalycium glaucum
                                              Gymnocalycium glaucum subsp. ferrarii
                                              Gymnocalycium glaucum subsp. glaucum
                                            Gymnocalycium horridispinum
                                            Gymnocalycium horstii
                                              Gymnocalycium horstii subsp. buenekeri
                                              Gymnocalycium horstii subsp. horstii
                                            Gymnocalycium hossei
                                                   [Gymnocalycium mazanense]
                                                   [Gymnocalycium nidulans]
                                                   [Gymnocalycium weissianum]
                                            Gymnocalycium hybopleurum
                                            Gymnocalycium izozogsii
                                            Gymnocalycium joossensianum
                                            Gymnocalycium kieslingii
                                            Gymnocalycium kroenleinii
                                            Gymnocalycium lagunillasense
                                            Gymnocalycium leeanum
                                            Gymnocalycium loricatum
                                            Gymnocalycium mackieanum
                                            Gymnocalycium marquezii
                                            Gymnocalycium marsoneri
                                              Gymnocalycium marsoneri subsp. marsoneri
                                              Gymnocalycium marsoneri subsp. matoense
                                                     [Gymnocalycium eytianum]
                                                     [Gymnocalycium hamatum]
                                                     [Gymnocalycium matoense]
                                                     [Gymnocalycium megatae]
                                                     [Gymnocalycium onychacanthum]
                                                     [Gymnocalycium pseudomalacocarpus]
                                                     [Gymnocalycium tudae]
                                            Gymnocalycium mesopotamicum
                                                   [Gymnocalycium angelae]
                                            Gymnocalycium michoga
                                            Gymnocalycium mihanovichii
                                            Gymnocalycium millaresii
                                            Gymnocalycium monvillei
                                              Gymnocalycium monvillei subsp. achirasense
                                              Gymnocalycium monvillei subsp. horridispinum
                                              Gymnocalycium monvillei subsp. monvillei
                                                     [Gymnocalycium monvillei subsp. brachyanthum]
                                                     [Gymnocalycium monvillei subsp. gertrudae]
                                                     [Gymnocalycium monvillei var. gertrudae]
                                            Gymnocalycium mostii
                                                   [Gymnocalycium bicolor]
                                                   [Gymnocalycium grandiflorum]
                                                   [Gymnocalycium immemoratum]
                                                   [Gymnocalycium kurtzianum]
                                                   [Gymnocalycium tobuschianum]
                                                   [Gymnocalycium valnicekianum]
                                              Gymnocalycium mostii subsp. ferocius
                                            Gymnocalycium multiflorum
                                            Gymnocalycium neuhuberi
                                            Gymnocalycium nigriareolatum
                                            Gymnocalycium ochoterenae
                                                   [Gymnocalycium bodenbenderianum subsp. intertextum]
                                                   [Gymnocalycium intertextum]
                                                   [Gymnocalycium moserianum]
                                                   [Gymnocalycium ochoterenae subsp. herbsthoferianum]
                                                   [Gymnocalycium ochoterenae subsp. ochoterenae]
                                                   [Gymnocalycium ochoterenae subsp. vatteri]
                                                   [Gymnocalycium vatteri]
                                            Gymnocalycium oenanthemum
                                                   [Gymnocalycium ambatoense]
                                                   [Gymnocalycium carminanthum]
                                                   [Gymnocalycium tillianum]
                                            Gymnocalycium paraguayense
                                                   [Gymnocalycium fleischerianum var. anoplum]
                                                   [Gymnocalycium fleischerianum var. fleischerianum]
                                                   [Gymnocalycium fleischerianum]
                                                   [Gymnocalycium paraguayense f. fleischerianum]
                                            Gymnocalycium pflanzii
                                              Gymnocalycium pflanzii subsp. argentinense
                                              Gymnocalycium pflanzii subsp. pflanzii
                                              Gymnocalycium pflanzii subsp. zegarrae
                                            Gymnocalycium pugionacanthum
                                                   [Gymnocalycium catamarcense subsp. acinacispinum]
                                                   [Gymnocalycium catamarcense subsp. catamarcense]
                                                   [Gymnocalycium catamarcense subsp. schmidianum]
                                                   [Gymnocalycium catamarcense]
                                            Gymnocalycium ragonesei
                                            Gymnocalycium reductum
                                              Gymnocalycium reductum var. leeanum
                                              Gymnocalycium reductum var. reductum
                                            Gymnocalycium rhodantherum
                                            Gymnocalycium riograndense
                                            Gymnocalycium ritterianum
                                                   [Gymnocalycium jochumii]
                                            Gymnocalycium robustum
                                            Gymnocalycium saglionis
                                                   [Gymnocalycium saglione]
                                                   [Gymnocalycium tilcarense]
                                              Gymnocalycium saglionis subsp. saglionis
                                              Gymnocalycium saglionis subsp. tilcarense
                                            Gymnocalycium schatzlianum
                                            Gymnocalycium schickendantzii
                                              Gymnocalycium schickendantzii subsp. delaetii
                                              Gymnocalycium schickendantzii subsp. schickendantzii
                                            Gymnocalycium schroederianum
                                                   [Gymnocalycium erolesii]
                                                   [Gymnocalycium schroederianum subsp. bayense]
                                              Gymnocalycium schroederianum subsp. paucicostatum
                                              Gymnocalycium schroederianum subsp. schroederianum
                                            Gymnocalycium schuetzianum
                                            Gymnocalycium spegazzinii
                                              Gymnocalycium spegazzinii subsp. cardenasianum
                                              Gymnocalycium spegazzinii subsp. spegazzinii
                                            Gymnocalycium stellatum
                                                   [Gymnocalycium asterium]
                                                   [Gymnocalycium obductum]
                                                   [Gymnocalycium stellatum subsp. occultum]
                                                   [Gymnocalycium stellatum subsp. stellatum]
                                            Gymnocalycium stenopleurum
                                                   [Gymnocalycium friedrichii]
                                            Gymnocalycium striglianum
                                            Gymnocalycium stuckertii
                                            Gymnocalycium taningaense
                                                   [Gymnocalycium gaponii]
                                            Gymnocalycium uebelmannianum
                                            Gymnocalycium uruguayense
                                                   [Gymnocalycium artigas]
                                                   [Gymnocalycium guerkeanum]
                                                   [Gymnocalycium melanocarpum]
                                                   [Gymnocalycium rauschii]
                                            Gymnocalycium zegarrae
                                    Haageocereus
                                            Haageocereus acanthocladus
                                            Haageocereus achaetus
                                            Haageocereus acranthus
                                              Haageocereus acranthus subsp. acranthus
                                              Haageocereus acranthus subsp. olowinskianus
                                            Haageocereus aureispinus
                                            Haageocereus chalaensis
                                            Haageocereus chilensis
                                            Haageocereus chryseus
                                            Haageocereus clavispinus
                                            Haageocereus decumbens
                                                   [Borzicactus decumbens]
                                                   [Haageocereus ambiguus]
                                                   [Haageocereus australis]
                                                   [Haageocereus litoralis]
                                                   [Haageocereus mamillatus var. brevior]
                                                   [Haageocereus multicolorispinus]
                                                   [Haageocereus subtilispinus]
                                            Haageocereus deflexispinus
                                            Haageocereus dichromus
                                            Haageocereus divaricatispinus
                                            Haageocereus fascicularis
                                            Haageocereus fulvus
                                            Haageocereus icensis
                                            Haageocereus lachayensis
                                            Haageocereus longiareolatus
                                            Haageocereus mamillatus
                                            Haageocereus multangularis
                                            Haageocereus olowinskianus
                                            Haageocereus pacalaensis
                                                   [Haageocereus horrens]
                                                   [Haageocereus laredensis]
                                                   [Haageocereus repens]
                                                   [Haageocereus tenuispinus]
                                            Haageocereus pachystele
                                            Haageocereus peniculatus
                                            Haageocereus piliger
                                            Haageocereus platinospinus
                                                   [Haageocereus pluriflorus]
                                            Haageocereus pseudoacranthus
                                            Haageocereus pseudomelanostele
                                                   [Cereus pseudomelanostele]
                                                   [Haageocereus akersii]
                                                   [Haageocereus albispinus]
                                                   [Haageocereus chosicensis]
                                                   [Haageocereus chrysacanthus]
                                                   [Haageocereus crassiareolatus]
                                              Haageocereus pseudomelanostele subsp. acanthocladus
                                              Haageocereus pseudomelanostele subsp. aureispinus
                                              Haageocereus pseudomelanostele subsp. chryseus
                                              Haageocereus pseudomelanostele subsp. pseudomelanostele
                                                     [Haageocereus kagenekii]
                                                     [Haageocereus pseudomelanostele subsp. carminiflorus]
                                                     [Haageocereus pseudomelanostele var. carminiflorus]
                                              Haageocereus pseudomelanostele subsp. turbidus
                                            Haageocereus pseudoversicolor
                                                   [Haageocereus icosagonoides]
                                            Haageocereus setosus
                                            Haageocereus symmetros
                                            Haageocereus tenuis
                                                   [Haageocereus decumbens subsp. tenuis]
                                                   [Haageocereus lanugispinus]
                                            Haageocereus turbidus
                                            Haageocereus versicolor
                                            Haageocereus vulpes
                                            Haageocereus zangalensis
                                            Haageocereus zonatus
                                    Haagespostoa
                                            Haagespostoa climaxantha
                                    Hamatocactus
                                            Hamatocactus bicolor
                                            Hamatocactus hamatocanthus
                                            Hamatocactus setispinus
                                    Hariota
                                    Harrisia
                                            Harrisia aboriginum
                                            Harrisia adscendens
                                                   [Harrisia platygona]
                                            Harrisia balansae
                                            Harrisia bonplandii
                                                   [Cereus balansae]
                                            Harrisia brookii
                                            Harrisia divaricata
                                            Harrisia donae-antoniae
                                            Harrisia earlei
                                            Harrisia eriophora
                                            Harrisia fernowii
                                            Harrisia fragrans
                                            Harrisia gracilis
                                            Harrisia hurstii
                                            Harrisia martinii
                                                   [Cereus martinii]
                                                   [Eriocereus martinii]
                                            Harrisia pomanensis
                                                   [Harrisia pomanensis subsp. pomanensis]
                                            Harrisia portoricensis
                                            Harrisia regelii
                                                   [Cereus regelii]
                                                   [Harrisia pomanensis subsp. regelii]
                                            Harrisia simpsonii
                                            Harrisia taetra
                                            Harrisia taylorii
                                            Harrisia tetracantha
                                            Harrisia tortuosa
                                                   [Cereus tortuosus]
                                    Hatiora
                                           [Hatiora x graeseri]
                                           [Rhipsalidopsis]
                                            Hatiora cylindrica
                                            Hatiora epiphylloides
                                              Hatiora epiphylloides subsp. bradei
                                              Hatiora epiphylloides subsp. epiphylloides
                                            Hatiora gaertneri
                                                   [Rhipsalidopsis gaertneri]
                                            Hatiora herminiae
                                                   [Rhipsalis herminiae]
                                            Hatiora rosea
                                                   [Rhipsalidopsis rosea]
                                            Hatiora salicornioides
                                                   [Hatiora bambusoides]
                                                   [Rhipsalis salicornioides]
                                    Heliabravoa
                                            Heliabravoa chende
                                    Heliocereus
                                            Heliocereus schrankii
                                                   [Heliocereus coccineus]
                                                   [Heliocereus elegantissimus]
                                              Heliocereus schrankii subsp. stenopetalus
                                                     [Heliocereus elegantissimus var. stenopetalum]
                                            Heliocereus speciosus
                                    Homalocephala
                                    Hylocereus
                                           [Hylocereus microcladus]
                                            Hylocereus calcaratus
                                            Hylocereus costaricensis
                                            Hylocereus escuintlensis
                                            Hylocereus extensus
                                                   [Cereus extensus]
                                                   [Selenicereus extensus]
                                            Hylocereus lemairei
                                                   [Hylocereus venezuelensis]
                                            Hylocereus megalanthus
                                                   [Mediocactus megalanthus]
                                                   [Selenicereus megalanthus]
                                            Hylocereus minutiflorus
                                            Hylocereus monacanthus
                                                   [Cereus lamairei]
                                                   [Cereus lemairei]
                                                   [Hylocereus estebanensis]
                                                   [Hylocereus peruvianus]
                                                   [Hylocereus polyrhizus]
                                                   [Hylocereus scandens]
                                            Hylocereus ocamponis
                                            Hylocereus purpusii
                                            Hylocereus setaceus
                                                   [Cereus hassleri]
                                                   [Cereus lindbergianus]
                                                   [Cereus lindmanii]
                                                   [Mediocactus hassleri]
                                                   [Mediocactus lindmanii]
                                                   [Selenicereus rizzini]
                                                   [Selenicereus setaceus]
                                            Hylocereus stenopterus
                                            Hylocereus triangularis
                                                   [Hylocereus antiguensis]
                                                   [Hylocereus compressus]
                                                   [Hylocereus cubensis]
                                                   [Hylocereus napoleonis]
                                                   [Hylocereus plumieri]
                                            Hylocereus tricae
                                                   [Selenicereus tricae]
                                            Hylocereus trigonus
                                                   [Cereus triangularis]
                                            Hylocereus undatus
                                                   [Hylocereus guatemalensis]
                                    Hymenorebutia
                                    Islaya
                                            Islaya paucispina
                                    Isolatocereus
                                            Isolatocereus dumortieri
                                                   [Lemaireocereus dumortieri]
                                    Jasminocereus
                                            Jasminocereus thouarsii
                                                   [Jasminocereus galapagensis]
                                                   [Jasminocereus howellii]
                                                   [Jasminocereus sclerocarpus]
                                              Jasminocereus thouarsii var. delicatus
                                    Kimnachia
                                            Kimnachia ramulosa
                                              Kimnachia ramulosa subsp. ramulosa
                                                     [Rhipsalis coriacea]
                                    Kroenleinia
                                            Kroenleinia grusonii
                                    Lamaireocereus
                                    Lasiocereus
                                            Lasiocereus fulvus
                                            Lasiocereus rupicola
                                    Lemaireocereus
                                            Lemaireocereus hystrix
                                            Lemaireocereus montanus
                                            Lemaireocereus pruinosus
                                    Leocereus
                                            Leocereus bahiensis
                                                   [Leocereus bahiensis subsp. barreirensis]
                                                   [Leocereus bahiensis subsp. exiguospinus]
                                                   [Leocereus bahiensis subsp. robustispinus]
                                                   [Leocereus bahiensis subsp. urandianus]
                                                   [Leocereus bahiensis var. barreirensis]
                                                   [Leocereus bahiensis var. exiguospinus]
                                                   [Leocereus bahiensis var. robustispinus]
                                                   [Leocereus urandianus]
                                    Lepismium
                                            Lepismium cruciforme
                                                   [Lepismium myosurus]
                                                   [Rhipsalis cruciformis]
                                                   [Rhipsalis squamulosa]
                                            Lepismium gibberulum
                                            Lepismium houlletianum
                                                   [Rhipsalis houlletiana]
                                                   [Rhipsalis regnellii]
                                            Lepismium incachacanum
                                                   [Rhipsalis incachacana]
                                            Lepismium lorentzianum
                                                   [Rhipsalis lorentziana]
                                            Lepismium lumbricoides
                                                   [Lepismium aculeatum]
                                                   [Rhipsalis aculeata]
                                                   [Rhipsalis leucorhaphis]
                                                   [Rhipsalis loefgrenii]
                                            Lepismium pittieri
                                            Lepismium pulvinigerum
                                            Lepismium puniceodiscus
                                            Lepismium tucumanense
                                            Lepismium warmingianum
                                                   [Lepismium lineare]
                                                   [Rhipsalis gonocarpa]
                                                   [Rhipsalis linearis]
                                                   [Rhipsalis warmingiana]
                                    Leptocereus
                                            Leptocereus arboreus
                                            Leptocereus assurgens
                                                   [Leptocereus ekmanii]
                                                   [Leptocereus prostratus]
                                              Leptocereus assurgens subsp. chrysotyrius
                                                     [Leptocereus chrysotyrius]
                                            Leptocereus carinatus
                                            Leptocereus demissus
                                            Leptocereus grantianus
                                            Leptocereus leonii
                                            Leptocereus paniculatus
                                                   [Neoabbottia paniculata]
                                            Leptocereus quadricostatus
                                            Leptocereus scopulophilus
                                            Leptocereus sylvestris
                                                   [Leptocereus maxonii]
                                                   [Leptocereus santamarinae]
                                            Leptocereus undulosus
                                            Leptocereus velozianus
                                            Leptocereus weingartianus
                                            Leptocereus wrightii
                                    Leuchtenbergia
                                            Leuchtenbergia principis
                              Leuenbergerioideae
                                    Leuenbergeria
                                            Leuenbergeria bleo
                                                   [Pereskia corrugata]
                                                   [Rhodocactus bleo]
                                            Leuenbergeria marcanoi
                                            Leuenbergeria portulacifolia
                                    Lobivia
                                            Lobivia adpressispina
                                            Lobivia arachnacantha
                                            Lobivia auranitida
                                            Lobivia bridgesii
                                            Lobivia cachensis
                                            Lobivia caespitosa
                                            Lobivia campicola
                                            Lobivia corbula
                                            Lobivia cornuta
                                            Lobivia culpinensis
                                            Lobivia emmae
                                            Lobivia euanthema
                                            Lobivia famatinensis
                                            Lobivia lateritia
                                            Lobivia maximiliana
                                              Lobivia maximiliana subsp. westii
                                            Lobivia nealeana
                                            Lobivia oxyalabastra
                                            Lobivia pseudocachensis
                                            Lobivia pugionacantha
                                            Lobivia rossii
                                            Lobivia saltensis
                                            Lobivia schreiteri
                                            Lobivia versicolor
                                            Lobivia winteriana
                                            Lobivia wrightiana
                                            Lobivia zencheri
                                    Lophocereus
                                            Lophocereus marginatus
                                    Lophophora
                                            Lophophora alberto-vojtechii
                                            Lophophora diffusa
                                            Lophophora fricii
                                            Lophophora williamsii
                                                   [Anhalonium lewinii]
                                                   [Lophophora williamsii var. echinata]
                                    Loxanthocereus
                                    Machaerocereus
                                            Machaerocereus eruca
                                            Machaerocereus gummosus
                                    Maihuenia
                                            Maihuenia patagonica
                                                   [Maihuenia albolanata]
                                                   [Maihuenia brachydelphys]
                                                   [Maihuenia cumulata]
                                                   [Maihuenia latispina]
                                                   [Maihuenia valentinii]
                                                   [Opuntia patagonica]
                                            Maihuenia poeppigii
                                                   [Maihuenia philippii]
                              Maihuenioideae
                                    Maihueniopsis
                                            Maihueniopsis archiconoidea
                                                   [Opuntia archiconoidea]
                                            Maihueniopsis atacamensis
                                            Maihueniopsis camachoi
                                            Maihueniopsis clavarioides
                                                   [Opuntia clavarioides]
                                                   [Puna clavarioides]
                                            Maihueniopsis colorea
                                            Maihueniopsis conoidea
                                                   [Opuntia conoidea]
                                                   [Tephrocactus conoideus]
                                            Maihueniopsis darwinii
                                                   [Opuntia darwinii]
                                            Maihueniopsis domeykoensis
                                            Maihueniopsis glomerata
                                                   [Maihueniopsis albomarginata]
                                                   [Maihueniopsis crassispina]
                                                   [Maihueniopsis grandiflora]
                                                   [Maihueniopsis leptoclada]
                                                   [Maihueniopsis mandragora]
                                                   [Maihueniopsis molfinoi]
                                                   [Maihueniopsis neuquensis]
                                                   [Maihueniopsis ovallei]
                                                   [Maihueniopsis ovata]
                                                   [Maihueniopsis rahmeri]
                                                   [Maihueniopsis tarapacana]
                                                   [Opuntia atacamensis]
                                                   [Opuntia camachoi]
                                                   [Opuntia colorea]
                                                   [Opuntia crassipina]
                                                   [Opuntia crassispina]
                                                   [Opuntia domeykoensis]
                                                   [Opuntia llanos-de-huanta]
                                                   [Opuntia ovallei]
                                                   [Opuntia ovata]
                                                   [Opuntia rahmeri]
                                                   [Opuntia tarapacana]
                                                   [Opuntia wagenknechtii]
                                                   [Opuntia wetmorei]
                                                   [Tephrocactus atacamensis]
                                                   [Tephrocactus camachoi]
                                                   [Tephrocactus coloreus]
                                                   [Tephrocactus glomeratus]
                                                   [Tephrocactus hickenii]
                                                   [Tephrocactus neuquensis]
                                                   [Tephrocactus reicheanus]
                                                   [Tephrocactus russellii]
                                                   [Tephrocactus tarapacanus]
                                            Maihueniopsis hypogaea
                                            Maihueniopsis leoncito
                                            Maihueniopsis minuta
                                                   [Opuntia minuta]
                                                   [Tephrocactus mandragora]
                                                   [Tephrocactus minutus]
                                            Maihueniopsis nigrispina
                                            Maihueniopsis subterranea
                                                   [Cumulopuntia subterranea]
                                                   [Opuntia subterranea]
                                                   [Puna subterranea]
                                                   [Tephrocactus subterraneus]
                                                   [Tephrocactus variiflorus]
                                    Mamillopsis
                                    Mammillaria
                                           [Mammillaria goodridgii]
                                           [Mammillaria hamata]
                                           [Mammillaria mieheana]
                                           [Mammillaria scheinvariana]
                                            Mammillaria alamensis
                                            Mammillaria albescens
                                            Mammillaria albicans
                                                   [Neomammillaria slevinii]
                                              Mammillaria albicans subsp. albicans
                                              Mammillaria albicans subsp. fraileana
                                            Mammillaria albicoma
                                            Mammillaria albiflora
                                            Mammillaria albilanata
                                              Mammillaria albilanata subsp. albilanata
                                                     [Mammillaria fuauxiana]
                                                     [Mammillaria igualensis]
                                              Mammillaria albilanata subsp. oaxacana
                                                     [Mammillaria ignota]
                                                     [Mammillaria lanigera]
                                                     [Mammillaria monticola]
                                              Mammillaria albilanata subsp. reppenhagenii
                                                     [Mammillaria reppenhagenii]
                                              Mammillaria albilanata subsp. tegelbergiana
                                                     [Mammillaria tegelbergiana]
                                            Mammillaria angelensis
                                            Mammillaria anniana
                                            Mammillaria apamensis
                                            Mammillaria arida
                                            Mammillaria armillata
                                                   [Mammillaria armillata subsp. armillata]
                                            Mammillaria aureilanata
                                            Mammillaria aurihamata
                                            Mammillaria backebergiana
                                              Mammillaria backebergiana subsp. backebergiana
                                              Mammillaria backebergiana subsp. ernestii
                                                     [Mammillaria ernestii]
                                                     [Mammillaria isotensis]
                                            Mammillaria balsasoides
                                            Mammillaria bambusiphila
                                            Mammillaria barbata
                                                   [Mammillaria garessii]
                                                   [Mammillaria morricalii]
                                                   [Mammillaria santaclarensis]
                                            Mammillaria baumii
                                                   [Dolichothele baumii]
                                            Mammillaria baxteriana
                                            Mammillaria bella
                                            Mammillaria beneckei
                                                   [Dolichothele balsasoides]
                                                   [Dolichothele beneckei]
                                                   [Dolichothele nelsonii]
                                                   [Mammillaria barkeri]
                                                   [Mammillaria colonensis]
                                                   [Mammillaria guiengolensis]
                                            Mammillaria berkiana
                                            Mammillaria blossfeldiana
                                                   [Mammillaria shurliana]
                                              Mammillaria blossfeldiana var. blossfeldiana
                                              Mammillaria blossfeldiana var. shurliana
                                            Mammillaria bocasana
                                                   [Mammillaria hirsuta]
                                                   [Mammillaria knebeliana]
                                                   [Mammillaria kunzeana]
                                                   [Mammillaria longicoma]
                                              Mammillaria bocasana subsp. bocasana
                                              Mammillaria bocasana subsp. eschauzieri
                                                     [Neomammillaria longicoma]
                                            Mammillaria bocensis
                                                   [Mammillaria neoschwarzeana]
                                              Mammillaria bocensis var. bocensis
                                              Mammillaria bocensis var. movasana
                                            Mammillaria boedekeriana
                                            Mammillaria boelderliana
                                            Mammillaria bombycina
                                              Mammillaria bombycina subsp. bombycina
                                              Mammillaria bombycina subsp. perezdelarosae
                                            Mammillaria boolii
                                            Mammillaria brachytrichion
                                            Mammillaria brandegeei
                                              Mammillaria brandegeei subsp. brandegeei
                                              Mammillaria brandegeei subsp. glareosa
                                              Mammillaria brandegeei subsp. lewisiana
                                            Mammillaria candida
                                                   [Mammillaria estanzuelensis]
                                                   [Mammillaria ortiz-rubiona]
                                            Mammillaria capensis
                                            Mammillaria carmenae
                                            Mammillaria carnea
                                                   [Neomammillaria carnea]
                                            Mammillaria carretii
                                                   [Neomammillaria saffordii]
                                            Mammillaria celsiana
                                            Mammillaria centraliplumosa
                                            Mammillaria cerralboa
                                                   [Mammillaria armillata subsp. cerralboa]
                                                   [Neomammillaria cerralboa]
                                            Mammillaria chapinensis
                                            Mammillaria chiapensis
                                            Mammillaria chionocephala
                                                   [Mammillaria formosa subsp. chionocephala]
                                            Mammillaria coahuilensis
                                                   [Mammillaria albiarmata]
                                                   [Mammillaria coahuilensis subsp. albiarmata]
                                                   [Mammillaria coahuilensis subsp. coahuilensis]
                                                   [Mammillaria heyderi subsp. coahuilensis]
                                            Mammillaria columbiana
                                              Mammillaria columbiana subsp. columbiana
                                            Mammillaria compressa
                                                   [Mammillaria esseriana]
                                              Mammillaria compressa subsp. centralifera
                                                     [Mammillaria centralifera]
                                              Mammillaria compressa subsp. compressa
                                                     [Mammillaria bernalensis]
                                                     [Mammillaria tolimensis]
                                                     [Neomammillaria compressa]
                                            Mammillaria crassior
                                            Mammillaria crinita
                                                   [Mammillaria pubispina]
                                              Mammillaria crinita subsp. leucantha
                                                     [Mammillaria aureoviridis]
                                                     [Mammillaria brevicrinita]
                                                     [Mammillaria erectohamata]
                                                     [Mammillaria leucantha]
                                                     [Mammillaria moeller-valdeziana]
                                                     [Mammillaria puberula]
                                              Mammillaria crinita subsp. painteri
                                                     [Neomammillaria pygmaea]
                                              Mammillaria crinita subsp. wildii
                                                     [Mammillaria calleana]
                                              mammillaria crinita subsp. crinita
                                                     [Mammillaria mollihamata]
                                                     [Mammillaria pygmaea]
                                                     [Neomammillaria seideliana]
                                            Mammillaria crucigera
                                                   [Mammillaria buchenaui]
                                              Mammillaria crucigera subsp. crucigera
                                              Mammillaria crucigera subsp. tlalocii
                                                     [Mammillaria tlalocii]
                                            Mammillaria dawsonii
                                            Mammillaria decipiens
                                              Mammillaria decipiens subsp. albescens
                                              Mammillaria decipiens subsp. decipiens
                                            Mammillaria deherdtiana
                                              Mammillaria deherdtiana subsp. deherdtiana
                                              Mammillaria deherdtiana subsp. dodsonii
                                            Mammillaria densispina
                                                   [Cactus densispinus]
                                                   [Mammillaria buxbaumeriana]
                                                   [Neomammillaria densispina]
                                            Mammillaria denudata
                                            Mammillaria dioica
                                                   [Mammillaria dioica var. incerta]
                                              Mammillaria dioica subsp. angelensis
                                              Mammillaria dioica subsp. dioica
                                                     [Neomammillaria dioica]
                                              Mammillaria dioica subsp. estebanensis
                                            Mammillaria discolor
                                                   [Mammillaria discolor subsp. discolor]
                                                   [Mammillaria discolor subsp. esperanzaensis]
                                                   [Mammillaria ochoterenae]
                                                   [Mammillaria pachyrhiza]
                                                   [Mammillaria schmollii]
                                            Mammillaria dixanthocentron
                                            Mammillaria dodsonii
                                            Mammillaria dumetorum
                                            Mammillaria duoformis
                                                   [Mammillaria claviformis]
                                                   [Mammillaria erythrocalix]
                                                   [Mammillaria rossiana]
                                            Mammillaria duwei
                                            Mammillaria eichlamii
                                                   [Mammillaria voburnensis var. eichlamii]
                                            Mammillaria ekmanii
                                            Mammillaria elegans
                                            Mammillaria elephantidens
                                            Mammillaria elongata
                                              Mammillaria elongata subsp. echinaria
                                                     [Mammillaria echinaria]
                                              Mammillaria elongata subsp. elongata
                                              Mammillaria elongata var. echinaria
                                            Mammillaria eriacantha
                                            Mammillaria erythrosperma
                                                   [Mammillaria multiformis]
                                                   [Neomammillaria multiformis]
                                            Mammillaria estebanensis
                                            Mammillaria evermanniana
                                                   [Neomammillaria evermanniana]
                                            Mammillaria fittkaui
                                                   [Mammillaria variabilis]
                                              Mammillaria fittkaui subsp. fittkaui
                                              Mammillaria fittkaui subsp. limonensis
                                                     [Mammillaria limonensis]
                                                     [Mammillaria manana]
                                            Mammillaria flavicentra
                                            Mammillaria formosa
                                                   [Mammillaria arroyensis]
                                              Mammillaria formosa subsp. formosa
                                              Mammillaria formosa subsp. microthele
                                                     [Mammillaria microthele]
                                              Mammillaria formosa subsp. pseudocrucigera
                                                     [Mammillaria pseudocrucigera]
                                            Mammillaria fragrans
                                            Mammillaria fraileana
                                            Mammillaria gabbii
                                            Mammillaria gasseriana
                                                   [Mammillaria chica]
                                                   [Mammillaria viescensis]
                                            Mammillaria gatesii
                                            Mammillaria gaumeri
                                                   [Mammillaria heyderi subsp. gaumeri]
                                                   [Neomammillaria gaumeri]
                                            Mammillaria geminispina
                                              Mammillaria geminispina subsp. geminispina
                                                     [Neomammillaria elegans]
                                              Mammillaria geminispina subsp. leucocentra
                                                     [Mammillaria albata]
                                                     [Mammillaria leucocentra]
                                              Mammillaria geminispina var. nobilis
                                            Mammillaria gigantea
                                                   [Mammillaria armatissima]
                                                   [Mammillaria hamiltonhoytiae]
                                                   [Mammillaria ocotillensis]
                                                   [Mammillaria saint-pieana]
                                            Mammillaria giselae
                                            Mammillaria glareosa
                                            Mammillaria glassii
                                                   [Mammillaria ascensionis]
                                                   [Mammillaria glassii subsp. ascensionis]
                                                   [Mammillaria glassii subsp. glassii]
                                                   [Mammillaria glassii var. ascensionis]
                                            Mammillaria glochidiata
                                            Mammillaria goldii
                                            Mammillaria goodridgei
                                                   [Neomammillaria goodridgei]
                                              Mammillaria goodridgei var. goodridgei
                                              Mammillaria goodridgei var. rectispina
                                            Mammillaria gracilis
                                            Mammillaria graessneriana
                                            Mammillaria grahamii
                                              Mammillaria grahamii subsp. grahamii
                                                     [Mammillaria microcarpa subsp. grahamii]
                                                     [Mammillaria microcarpa var. milleri]
                                                     [Mammillaria milleri var. grahamii]
                                                     [Neomammillaria microcarpa]
                                                     [Neomammillaria oliviae]
                                              Mammillaria grahamii subsp. sheldonii
                                                     [Mammillaria marnieriana]
                                                     [Neomammillaria sheldonii]
                                              Mammillaria grahamii var. grahamii
                                                     [Mammillaria microcarpa var. auricarpa]
                                                     [Mammillaria microcarpa]
                                                     [Mammillaria milleri]
                                              Mammillaria grahamii var. oliviae
                                                     [Mammillaria oliviae]
                                            Mammillaria grusonii
                                                   [Mammillaria durangicola]
                                                   [Mammillaria papasquiarensis]
                                                   [Mammillaria zeyeriana]
                                            Mammillaria gueldemanniana
                                              Mammillaria gueldemanniana var. guirocobensis
                                            Mammillaria guelzowiana
                                            Mammillaria guerreronis
                                                   [Mammillaria zapilotensis]
                                            Mammillaria guillauminiana
                                            Mammillaria guirocobensis
                                            Mammillaria haageana
                                                   [Mammillaria albidula]
                                                   [Mammillaria collina]
                                                   [Mammillaria conspicua]
                                                   [Mammillaria donatii]
                                                   [Mammillaria haageana subsp. acultzingensis]
                                                   [Mammillaria haageana subsp. conspicua]
                                                   [Mammillaria haageana subsp. elegans]
                                                   [Mammillaria haageana subsp. haageana]
                                                   [Mammillaria haageana subsp. san-angelensis]
                                                   [Mammillaria haageana subsp. schmollii]
                                                   [Mammillaria haageana var. schmollii]
                                                   [Mammillaria meissneri]
                                                   [Mammillaria sanangelensis]
                                                   [Mammillaria vaupelii]
                                            Mammillaria haasii
                                            Mammillaria hahniana
                                                   [Mammillaria bravoae]
                                                   [Mammillaria hahniana subsp. bravoae]
                                                   [Mammillaria hahniana subsp. hahniana]
                                                   [Mammillaria hahniana subsp. mendeliana]
                                                   [Mammillaria hahniana subsp. woodsii]
                                                   [Mammillaria mendeliana]
                                                   [Mammillaria woodsii]
                                            Mammillaria halbingeri
                                            Mammillaria heidiae
                                            Mammillaria hennisii
                                            Mammillaria hermosana
                                            Mammillaria hernandezii
                                            Mammillaria herrerae
                                                   [Neomammillaria herrerae]
                                            Mammillaria hertrichiana
                                              Mammillaria hertrichiana var. hertrichiana
                                              Mammillaria hertrichiana var. robustior
                                            Mammillaria heyderi
                                                   [Mammillaria parrasensis]
                                              Mammillaria heyderi subsp. gummifera
                                                     [Mammillaria heyderi var. gummifera]
                                                     [Neomammillaria gummifera]
                                              Mammillaria heyderi subsp. hemisphaerica
                                                     [Mammillaria applanata]
                                                     [Mammillaria hemisphaerica]
                                                     [Neomammillaria applanata]
                                                     [Neomammillaria hemisphaerica]
                                              Mammillaria heyderi subsp. heyderi
                                                     [Neomammillaria heyderi]
                                              Mammillaria heyderi var. bullingtoniana
                                              Mammillaria heyderi var. hemisphaerica
                                              Mammillaria heyderi var. heyderi
                                                     [Mammillaria gummifera var. applanata]
                                                     [Mammillaria heyderi var. applanata]
                                            Mammillaria huitzilopochtli
                                              Mammillaria huitzilopochtli subsp. huitzilopochtli
                                              Mammillaria huitzilopochtli subsp. niduliformis
                                            Mammillaria humboldtii
                                            Mammillaria hutchisoniana
                                              Mammillaria hutchisoniana subsp. hutchisoniana
                                                     [Mammillaria bullardiana]
                                              Mammillaria hutchisoniana subsp. louisae
                                                     [Mammillaria louiseae]
                                            Mammillaria insularis
                                            Mammillaria jaliscana
                                                   [Neomammillaria jaliscana]
                                              Mammillaria jaliscana subsp. jaliscana
                                              Mammillaria jaliscana subsp. zacatecasensis
                                                     [Mammillaria zacatecasensis]
                                            Mammillaria johnstonii
                                            Mammillaria karwinskiana
                                                   [Mammillaria ebenacantha]
                                                   [Mammillaria strobilina]
                                                   [Mammillaria woburnensis]
                                                   [Neomammillaria conzattii]
                                              Mammillaria karwinskiana subsp. beiselii
                                                     [Mammillaria beiselii]
                                                     [Mammillaria nagliana]
                                              Mammillaria karwinskiana subsp. collinsii
                                                     [Mammillaria collinsii]
                                                     [Mammillaria tropica]
                                              Mammillaria karwinskiana subsp. karwinskiana
                                                     [Mammillaria confusa]
                                                     [Mammillaria neomystax]
                                              Mammillaria karwinskiana subsp. nejapensis
                                                     [Mammillaria nejapensis]
                                            Mammillaria klissingiana
                                                   [Mammillaria brauneana]
                                            Mammillaria knippeliana
                                            Mammillaria kraehenbuehlii
                                            Mammillaria kuentziana
                                            Mammillaria lanata
                                                   [Neomammillaria lanata]
                                            Mammillaria laneusumma
                                            Mammillaria lasiacantha
                                                   [Mammillaria lasiacantha subsp. hyalina]
                                                   [Mammillaria lasiacantha subsp. magallanii]
                                                   [Mammillaria lasiacantha var. denudata]
                                                   [Mammillaria lengdobleriana]
                                                   [Mammillaria neobertrandiana]
                                                   [Mammillaria wohlschlageri]
                                              Mammillaria lasiacantha subsp. egregia
                                                     [Mammillaria egregia]
                                              Mammillaria lasiacantha subsp. lasiacantha
                                                     [Neomammillaria denudata]
                                                     [Neomammillaria lasiacantha]
                                            Mammillaria laui
                                              Mammillaria laui subsp. dasyacantha
                                              Mammillaria laui subsp. laui
                                              Mammillaria laui subsp. subducta
                                            Mammillaria leei
                                            Mammillaria lenta
                                            Mammillaria lewisiana
                                                   [Mammillaria brandegeei subsp. gabbii]
                                            Mammillaria linaresensis
                                                   [Mammillaria melanocentra subsp. linaresensis]
                                            Mammillaria lindsayi
                                              Mammillaria lindsayi var. robustior
                                            Mammillaria littoralis
                                            Mammillaria lloydii
                                                   [Neomammillaria lloydii]
                                            Mammillaria longiflora
                                                   [Neomammillaria longiflora]
                                              Mammillaria longiflora subsp. longiflora
                                                     [Mammillaria longiflora subsp. stampferi]
                                                     [Mammillaria stampferi]
                                              Mammillaria longiflora subsp. tepexicensis
                                                     [Mammillaria tepexicensis]
                                            Mammillaria longimamma
                                                   [Dolichothele longimamma]
                                                   [Dolichothele uberiformis]
                                                   [Mammillaria longimanna]
                                                   [Mammillaria uberiformis]
                                              Mammillaria longimamma var. sphaerica
                                            Mammillaria louisae
                                            Mammillaria luethyi
                                            Mammillaria macdougalii
                                                   [Mammillaria gummifera var. hemisphaerica]
                                                   [Mammillaria gummifera var. macdougalii]
                                                   [Mammillaria gummifera]
                                                   [Mammillaria heyderi subsp. macdougalii]
                                                   [Mammillaria heyderi var. macdougalii]
                                            Mammillaria macromeris
                                            Mammillaria magallanii
                                            Mammillaria magneticola
                                            Mammillaria magnifica
                                            Mammillaria magnimamma
                                                   [Mammillaria bucareliensis]
                                                   [Mammillaria centricirrha]
                                                   [Mammillaria macracantha]
                                                   [Mammillaria priessnitzii]
                                                   [Mammillaria saxicola]
                                                   [Mammillaria vagaspina]
                                                   [Mammillaria vallensis]
                                                   [Mammillaria zuccariniana]
                                            Mammillaria mainiae
                                                   [Mammillaria mainae]
                                                   [Neomammillaria mainiae]
                                            Mammillaria mammillaris
                                                   [Mammillaria pseudosimplex]
                                            Mammillaria marcosii
                                                   [Mammillaria multihamata]
                                            Mammillaria marksiana
                                            Mammillaria marnierana
                                            Mammillaria marshalliana
                                            Mammillaria mathildae
                                            Mammillaria matudae
                                                   [Mammillaria compacticaulis]
                                            Mammillaria mayensis
                                            Mammillaria mazatlanensis
                                                   [Mammillaria mazatlanensis subsp. mazatlanensis]
                                                   [Mammillaria mazatlanensis subsp. patonii]
                                                   [Mammillaria patonii]
                                                   [Neomammillaria occidentalis]
                                              Mammillaria mazatlanensis var. monocentra
                                            Mammillaria meiacantha
                                                   [Mammillaria heyderi var. meiacantha]
                                            Mammillaria melaleuca
                                            Mammillaria melanocentra
                                                   [Neomammillaria runyonii]
                                              Mammillaria melanocentra subsp. melanocentra
                                                     [Neomammillaria melanocentra]
                                              Mammillaria melanocentra subsp. rubrograndis
                                                     [Mammillaria rubrograndis]
                                            Mammillaria mercadensis
                                            Mammillaria meyranii
                                            Mammillaria microhelia
                                                   [Mammillaria droegeana]
                                                   [Mammillaria microheliopsis]
                                            Mammillaria moelleriana
                                                   [Mammillaria cowperae]
                                            Mammillaria monochrysacantha
                                            Mammillaria montensis
                                              Mammillaria montensis var. monocentra
                                              Mammillaria montensis var. montensis
                                              Mammillaria montensis var. quadricentra
                                            Mammillaria morentiniana
                                            Mammillaria morganiana
                                            Mammillaria multiceps
                                            Mammillaria multidigitata
                                            Mammillaria mystax
                                                   [Mammillaria atroflorens]
                                                   [Mammillaria casoi]
                                                   [Mammillaria erythra]
                                                   [Mammillaria huajuapensis]
                                                   [Mammillaria mixtecensis]
                                            Mammillaria nana
                                                   [Mammillaria felipensis]
                                                   [Mammillaria monancistracantha]
                                                   [Mammillaria monancistria]
                                            Mammillaria napina
                                            Mammillaria nazasensis
                                            Mammillaria neopalmeri
                                                   [Mammillaria palmeri]
                                                   [Neomammillaria palmeri]
                                            Mammillaria nickelsiae
                                            Mammillaria nivosa
                                            Mammillaria nunezii
                                                   [Neomammillaria nunezii]
                                              Mammillaria nunezii subsp. bella
                                              Mammillaria nunezii subsp. nunezii
                                                     [Mammillaria hubertmulleri]
                                                     [Mammillaria machucae]
                                                     [Mammillaria silvatica]
                                                     [Mammillaria solisii]
                                                     [Mammillaria supraflumen]
                                                     [Mammillaria wuthenauiana]
                                            Mammillaria occidentalis
                                              Mammillaria occidentalis var. monocentra
                                            Mammillaria orcuttii
                                                   [Mammillaria amajacensis]
                                            Mammillaria ortegae
                                                   [Neomammillaria ortegae]
                                            Mammillaria oteroi
                                            Mammillaria pachycylindrica
                                                   [Mammillaria mexicensis]
                                            Mammillaria pacifica
                                            Mammillaria painteri
                                            Mammillaria parkinsonii
                                                   [Mammillaria auriareolis]
                                                   [Mammillaria neocrucigera]
                                                   [Mammillaria rosensis]
                                            Mammillaria pectinifera
                                              Mammillaria pectinifera subsp. pectinifera
                                              Mammillaria pectinifera subsp. solisioides
                                            Mammillaria peninsularis
                                            Mammillaria pennispinosa
                                              Mammillaria pennispinosa subsp. nazasensis
                                              Mammillaria pennispinosa subsp. pennispinosa
                                            Mammillaria perbella
                                                   [Mammillaria avila-camachoi]
                                                   [Mammillaria cadereytensis]
                                                   [Mammillaria infernillensis]
                                                   [Mammillaria queretarica]
                                            Mammillaria perezdelarosae
                                                   [Mammillaria perezdelarosae subsp. perezdelarosae]
                                            Mammillaria petrophila
                                              Mammillaria petrophila subsp. arida
                                                     [Neomammillaria arida]
                                              Mammillaria petrophila subsp. baxteriana
                                              Mammillaria petrophila subsp. petrophila
                                            Mammillaria petterssonii
                                                   [Mammillaria apozolensis]
                                                   [Mammillaria huiguerensis]
                                                   [Mammillaria obscura]
                                            Mammillaria phitauiana
                                            Mammillaria picta
                                                   [Mammillaria aurisaeta]
                                                   [Mammillaria picta subsp. picta]
                                                   [Mammillaria picta subsp. viereckii]
                                                   [Mammillaria schieliana]
                                                   [Mammillaria viereckii]
                                            Mammillaria pilispina
                                                   [Mammillaria rayonensis]
                                                   [Mammillaria sanluisensis]
                                                   [Mammillaria subtilis]
                                            Mammillaria pitcayensis
                                            Mammillaria plumosa
                                            Mammillaria polyedra
                                            Mammillaria polythele
                                              Mammillaria polythele subsp. obconella
                                                     [Mammillaria ingens]
                                              Mammillaria polythele subsp. polythele
                                                     [Mammillaria dolichocentra]
                                                     [Mammillaria durispina]
                                                     [Mammillaria hidalgensis]
                                                     [Mammillaria hoffmannseggii]
                                                     [Mammillaria kelleriana]
                                                     [Mammillaria neophaeacantha]
                                                     [Mammillaria nigra]
                                                     [Mammillaria oothele]
                                                     [Mammillaria polythele subsp. durispina]
                                                     [Mammillaria subdurispina]
                                                     [Mammillaria tetracantha]
                                                     [Mammillaria xochipilli]
                                                     [Neomammillaria polythele]
                                            Mammillaria pottsii
                                                   [Coryphantha pottsii]
                                                   [Neomammillaria pottsii]
                                            Mammillaria pringlei
                                                   [Mammillaria parensis]
                                                   [Neomammillaria pringlei]
                                            Mammillaria prolifera
                                                   [Mammillaria glomerata]
                                              Mammillaria prolifera subsp. arachnoidea
                                              Mammillaria prolifera subsp. haitiensis
                                              Mammillaria prolifera subsp. prolifera
                                                     [Mammillaria pusilla]
                                                     [Neomammillaria prolifera]
                                              Mammillaria prolifera subsp. texana
                                                     [Neomammillaria multiceps]
                                              Mammillaria prolifera var. texana
                                            Mammillaria pseudoalamensis
                                            Mammillaria radiaissima
                                            Mammillaria rekoi
                                                   [Mammillaria albrechtiana]
                                                   [Mammillaria krassuckae]
                                                   [Mammillaria mitlensis]
                                                   [Mammillaria pseudorekoi]
                                                   [Mammillaria pullihamata]
                                                   [Mammillaria sanjuanensis]
                                                   [Neomammillaria rekoi]
                                              Mammillaria rekoi subsp. aureispina
                                                     [Mammillaria aureispina]
                                              Mammillaria rekoi subsp. leptacantha
                                                     [Mammillaria leptacantha]
                                              Mammillaria rekoi subsp. rekoi
                                                     [Mammillaria rekoiana]
                                            Mammillaria rettigiana
                                                   [Mammillaria flavihamata]
                                                   [Mammillaria gilensis]
                                                   [Mammillaria posseltiana]
                                            Mammillaria rhodantha
                                                   [Mammillaria bonavitii]
                                                   [Mammillaria calacantha]
                                              Mammillaria rhodantha subsp. fera-rubra
                                                     [Mammillaria fera-rubra]
                                              Mammillaria rhodantha subsp. mccartenii
                                                     [Mammillaria verticealba]
                                              Mammillaria rhodantha subsp. mollendorffiana
                                                     [Mammillaria mollendorffiana]
                                              Mammillaria rhodantha subsp. pringlei
                                              Mammillaria rhodantha subsp. rhodantha
                                                     [Mammillaria pyrrhochracantha]
                                                     [Mammillaria rhodantha subsp. aureiceps]
                                                     [Mammillaria rhodantha var. auriceps]
                                                     [Mammillaria rutila]
                                            Mammillaria robertii
                                            Mammillaria roseoalba
                                            Mammillaria rubida
                                            Mammillaria runyonii
                                            Mammillaria saboae
                                              Mammillaria saboae subsp. goldii
                                              Mammillaria saboae subsp. haudeana
                                                     [Mammillaria hamuligera]
                                              Mammillaria saboae subsp. saboae
                                              Mammillaria saboae var. goldii
                                              Mammillaria saboae var. haudeana
                                            Mammillaria sanchez-mejoradae
                                            Mammillaria sartorii
                                                   [Mammillaria tenampensis]
                                                   [Neomammillaria tenampensis]
                                            Mammillaria schiedeana
                                              Mammillaria schiedeana subsp. dumetorum
                                              Mammillaria schiedeana subsp. giselae
                                              Mammillaria schiedeana subsp. schiedeana
                                                     [Neomammillaria schiedeana]
                                            Mammillaria schumannii
                                                   [Bartschella schumannii]
                                            Mammillaria schwarzii
                                            Mammillaria scolymoides
                                            Mammillaria scrippsiana
                                                   [Mammillaria pseudoscrippsiana]
                                                   [Neomammillaria scrippsiana]
                                            Mammillaria sempervivi
                                            Mammillaria senilis
                                                   [Mamillopsis diguetii]
                                                   [Mamillopsis senilis]
                                                   [Mammillaria diguetii]
                                            Mammillaria sheldonii
                                                   [Mammillaria milleri var. sheldonii]
                                            Mammillaria sinistrohamata
                                            Mammillaria slevinii
                                            Mammillaria solisioides
                                            Mammillaria sphacelata
                                              Mammillaria sphacelata subsp. sphacelata
                                                     [Neomammillaria sphacelata]
                                              Mammillaria sphacelata subsp. viperina
                                                     [Mammillaria viperina]
                                                     [Neomammillaria viperina]
                                            Mammillaria sphaerica
                                            Mammillaria spinosissima
                                                   [Mammillaria gasterantha]
                                              Mammillaria spinosissima subsp. pilcayensis
                                              Mammillaria spinosissima subsp. spinosissima
                                                     [Mammillaria atrosanguinea]
                                                     [Mammillaria tomentosa]
                                                     [Neomammillaria spinosissima]
                                              Mammillaria spinosissima subsp. tepoxtlana
                                            Mammillaria standleyi
                                                   [Mammillaria auricantha]
                                                   [Mammillaria auritricha]
                                                   [Mammillaria bellacantha]
                                                   [Mammillaria canelensis]
                                                   [Mammillaria craigii]
                                                   [Mammillaria miegiana]
                                                   [Mammillaria movensis]
                                                   [Mammillaria sonorensis]
                                                   [Mammillaria tesopacensis]
                                                   [Mammillaria xanthina]
                                                   [Neomammillaria xanthina]
                                              Mammillaria standleyi var. standleyi
                                            Mammillaria stella-de-tacubaya
                                            Mammillaria subducta
                                            Mammillaria sulcata
                                            Mammillaria supertexta
                                                   [Mammillaria martinezii]
                                            Mammillaria surculosa
                                                   [Dolichothele surculosa]
                                            Mammillaria swinglei
                                                   [Mammillaria inaiae]
                                            Mammillaria tayloriorum
                                            Mammillaria tetrancistra
                                                   [Mammillaria phellosperma]
                                                   [Phellosperma tetrancistra]
                                            Mammillaria tezontle
                                            Mammillaria theresae
                                            Mammillaria thornberi
                                              Mammillaria thornberi subsp. thornberi
                                              Mammillaria thornberi subsp. yaquensis
                                            Mammillaria tobuschii
                                            Mammillaria tonalensis
                                            Mammillaria trichacantha
                                            Mammillaria uncinata
                                            Mammillaria varieaculeata
                                            Mammillaria verhaertiana
                                            Mammillaria vetula
                                              Mammillaria vetula subsp. gracilis
                                                     [Mammillaria fragilis]
                                              Mammillaria vetula subsp. vetula
                                            Mammillaria virginis
                                            Mammillaria viridiflora
                                                   [Mammillaria orestera]
                                            Mammillaria voburnensis
                                              Mammillaria voburnensis subsp. collinsii
                                                     [Neomammillaria collinsii]
                                              Mammillaria voburnensis subsp. eichlamii
                                              Mammillaria voburnensis subsp. voburnensis
                                                     [Mammillaria praelii]
                                            Mammillaria wagneriana
                                                   [Mammillaria antesbergeriana]
                                                   [Mammillaria crassa]
                                            Mammillaria weingartiana
                                                   [Mammillaria unihamata]
                                            Mammillaria wiesingeri
                                              Mammillaria wiesingeri subsp. apamensis
                                              Mammillaria wiesingeri subsp. wiesingeri
                                            Mammillaria wildii
                                            Mammillaria winterae
                                                   [Mammillaria winteriae]
                                              Mammillaria winterae subsp. aramberri
                                                     [Mammillaria crassimammillis]
                                                     [Mammillaria winteriae subsp. aramberri]
                                              Mammillaria winterae subsp. winterae
                                                     [Mammillaria freudenbergii]
                                                     [Mammillaria winteriae subsp. winteriae]
                                                     [Mammillaria zahniana]
                                            Mammillaria wrightii
                                              Mammillaria wrightii subsp. wrightii
                                                     [Neomammillaria wrightii]
                                              Mammillaria wrightii var. wilcoxii
                                                     [Mammillaria meridiorosei]
                                                     [Mammillaria wilcoxii]
                                                     [Mammillaria wrightii subsp. wilcoxii]
                                              Mammillaria wrightii var. wrightii
                                            Mammillaria xaltianguensis
                                              Mammillaria xaltianguensis subsp. bambusiphila
                                              Mammillaria xaltianguensis subsp. xaltianguensis
                                            Mammillaria yaquensis
                                                   [Mammillaria thornberi var. yaquensis]
                                            Mammillaria zeilmanniana
                                            Mammillaria zephyranthoides
                                                   [Dolichothele zephyranthoides]
                                              Mammillaria zephyranthoides subsp. heidiae
                                              Mammillaria zephyranthoides subsp. zephyranthoides
                                            Mammillaria zublerae
                                                   [Mammillaria prolifera subsp. zublerae]
                                              Mammillaria columbiana subsp. yucatanensis
                                                     [Mammillaria jamaicensis]
                                                     [Mammillaria ruestii]
                                                     [Mammillaria yucatanensis]
                                                     [Neomammillaria yucatanensis]
                                              Mammillaria decipiens subsp. camptotricha
                                                     [Mammillaria camptotricha]
                                                     [Mammillaria decipiens var. camptotricha]
                                    Mammilloydia
                                            Mammilloydia candida
                                    Marenopuntia
                                    Matucana
                                            Matucana aurantiaca
                                              Matucana aurantiaca subsp. aurantiaca
                                              Matucana aurantiaca subsp. currundayensis
                                              Matucana aurantiaca subsp. fruticosa
                                              Matucana aurantiaca subsp. hastifera
                                              Matucana aurantiaca subsp. polzii
                                            Matucana aureiflora
                                            Matucana currundayensis
                                            Matucana formosa
                                                   [Borzicactus formosus]
                                            Matucana fruticosa
                                            Matucana hastifera
                                            Matucana haynei
                                              Matucana haynei subsp. haynei
                                                     [Borzicactus haynei]
                                                     [Borzicactus variabilis]
                                                     [Matucana cereoides]
                                                     [Matucana elongata]
                                                     [Matucana supertexta]
                                                     [Matucana variabilis]
                                              Matucana haynei subsp. herzogiana
                                                     [Matucana blancii]
                                                     [Matucana herzogiana]
                                                     [Matucana megalantha]
                                                     [Matucana winteri]
                                                     [Matucana yanganucensis]
                                              Matucana haynei subsp. hystrix
                                                     [Matucana breviflora]
                                                     [Matucana hystrix]
                                                     [Matucana multicolor]
                                              Matucana haynei subsp. myriacantha
                                                     [Borzicactus calocephala]
                                                     [Borzicactus myriacanthus]
                                                     [Matucana comacephala]
                                                     [Matucana crinifera]
                                                     [Matucana purpureoalba]
                                            Matucana haynii
                                            Matucana huagalensis
                                                   [Borzicactus huagalensis]
                                            Matucana intertexta
                                                   [Borzicactus intertextus]
                                                   [Matucana celendinensis]
                                            Matucana krahnii
                                                   [Borzicactus krahnii]
                                                   [Matucana calliantha]
                                            Matucana madisoniorum
                                                   [Borzicactus madisoniorum]
                                            Matucana oreodoxa
                                                   [Borzicactus oreodoxus]
                                            Matucana pallarensis
                                            Matucana paucicostata
                                                   [Borzicactus paucicostatus]
                                            Matucana polzii
                                            Matucana pujupatii
                                            Matucana ritteri
                                                   [Borzicactus ritteri]
                                            Matucana tuberculata
                                                   [Borzicactus tuberculatus]
                                                   [Matucana tuberculosa]
                                    Mediocactus
                                    Mediolobivia
                                            Mediolobivia auranitida
                                            Mediolobivia conoidea
                                            Mediolobivia elegans
                                            Mediolobivia euanthema
                                            Mediolobivia neopygmaea
                                            Mediolobivia schmiedcheniana
                                    Melocactus
                                           [Cactus melocactus]
                                            Melocactus acispinosus
                                            Melocactus amethystinus
                                            Melocactus ammotrophus
                                            Melocactus andinus
                                              Melocactus andinus subsp. andinus
                                              Melocactus andinus subsp. hernandezii
                                            Melocactus azulensis
                                            Melocactus azureus
                                                   [Melocactus azureus subsp. azureus]
                                                   [Melocactus krainzianus]
                                            Melocactus bahiensis
                                              Melocactus bahiensis subsp. amethystinus
                                              Melocactus bahiensis subsp. bahiensis
                                            Melocactus bellavistensis
                                              Melocactus bellavistensis subsp. bellavistensis
                                              Melocactus bellavistensis subsp. onychacanthus
                                            Melocactus braunii
                                            Melocactus brederooianus
                                            Melocactus broadwayi
                                                   [Cactus broadwayi]
                                            Melocactus caroli-linnaei
                                                   [Melocactus melocactus]
                                            Melocactus concinnus
                                                   [Melocactus axiniphorus]
                                                   [Melocactus pruinosus]
                                                   [Melocactus pulvinosus]
                                                   [Melocactus robustispinus]
                                            Melocactus conoideus
                                            Melocactus cremnophilus
                                            Melocactus curvispinus
                                                   [Cactus oaxacensis]
                                              Melocactus curvispinus subsp. caesius
                                                     [Melocactus caesius]
                                                     [Melocactus lobelii]
                                              Melocactus curvispinus subsp. curvispinus
                                                     [Melocactus guitartii]
                                                     [Melocactus loboguerreroi]
                                                     [Melocactus maxonii]
                                                     [Melocactus oaxacensis]
                                                     [Melocactus obtusipetalus]
                                                     [Melocactus ruestii subsp. maxonii]
                                                     [Melocactus ruestii subsp. oaxacensis]
                                                     [Melocactus ruestii subsp. sanctae-rosae]
                                                     [Melocactus salvador]
                                              Melocactus curvispinus subsp. dawsonii
                                                     [Melocactus dawsonii subsp. dawsonii]
                                              Melocactus curvispinus subsp. koolwijkianus
                                                     [Melocactus guitarti]
                                                     [Melocactus holguinensis]
                                                     [Melocactus laui]
                                              Melocactus curvispinus subsp. lobelii
                                                     [Melocactus cephalenoplus]
                                            Melocactus dawsonii
                                            Melocactus deinacanthus
                                            Melocactus delessertianus
                                            Melocactus depressus
                                            Melocactus ellemeetii
                                            Melocactus ernestii
                                              Melocactus ernestii subsp. ernestii
                                                     [Melocactus oreas subsp. ernestii]
                                              Melocactus ernestii subsp. longicarpus
                                                     [Melocactus deinacanthus subsp. florschuetzianus]
                                                     [Melocactus deinacanthus subsp. longicarpus]
                                                     [Melocactus oreas var. longispinus]
                                            Melocactus erythracanthus
                                            Melocactus erythracantus
                                            Melocactus estevesii
                                            Melocactus ferreophilus
                                                   [Melocactus azureus subsp. ferreophilus]
                                            Melocactus florschuetzianus
                                            Melocactus florschutzianus
                                            Melocactus glaucescens
                                            Melocactus glauxianus
                                            Melocactus grisoleoviridis
                                            Melocactus guanensis
                                            Melocactus harlowii
                                                   [Melocactus acunae]
                                                   [Melocactus evae]
                                                   [Melocactus perezassoi]
                                            Melocactus hernandezii
                                            Melocactus inconcinnus
                                            Melocactus interpositus
                                            Melocactus intortus
                                                   [Cactus intortus]
                                                   [Melocactus communis]
                                                   [Melocactus coronatus]
                                              Melocactus intortus subsp. domingensis
                                                     [Melocactus intortus subsp. dominguensis]
                                                     [Melocactus pedernalensis]
                                              Melocactus intortus subsp. intortus
                                            Melocactus lanssensianus
                                            Melocactus lemairei
                                                   [Melocactus hispaniolicus]
                                            Melocactus lensselinkianus
                                            Melocactus levitestatus
                                                   [Melocactus diersianus]
                                                   [Melocactus rubrispinus]
                                                   [Melocactus securituberculatus]
                                                   [Melocactus uebelmannii]
                                                   [Melocactus warasii]
                                            Melocactus longicarpus
                                            Melocactus longispinus
                                            Melocactus macracanthos
                                                   [Melocactus citrispinus]
                                                   [Melocactus inclinatus]
                                            Melocactus matanzanus
                                                   [Melocactus actinacanthus]
                                            Melocactus mazelianus
                                            Melocactus montanus
                                            Melocactus mulequensis
                                            Melocactus nagyi
                                            Melocactus neomontanus
                                            Melocactus neryi
                                                   [Melocactus guaricensis]
                                                   [Melocactus schulzianus]
                                            Melocactus nitidus
                                            Melocactus onychacanthus
                                            Melocactus oreas
                                              Melocactus oreas subsp. cremnophilus
                                              Melocactus oreas subsp. oreas
                                            Melocactus pachyacanthus
                                              Melocactus pachyacanthus subsp. pachyacanthus
                                              Melocactus pachyacanthus subsp. viridis
                                            Melocactus paucispinus
                                            Melocactus peruvianus
                                                   [Melocactus amstutziae]
                                                   [Melocactus fortalezensis]
                                                   [Melocactus huallancaensis]
                                                   [Melocactus jansenianus]
                                                   [Melocactus trujilloensis]
                                                   [Melocactus unguispinus]
                                            Melocactus praerupticola
                                            Melocactus rubrisaetosus
                                            Melocactus ruestii
                                            Melocactus salvadorensis
                                            Melocactus schatzlii
                                              Melocactus schatzlii subsp. chicamochae
                                                     [Melocactus andinus subsp. soatensis]
                                              Melocactus schatzlii subsp. schatzlii
                                            Melocactus smithii
                                                   [Melocactus roraimensis]
                                            Melocactus stramineus
                                            Melocactus violaceus
                                                   [Melocactus melocactoides]
                                              Melocactus violaceus subsp. margaritaceus
                                              Melocactus violaceus subsp. ritteri
                                              Melocactus violaceus subsp. violaceus
                                                     [Melocactus violaceus subsp. natalensis]
                                            Melocactus x albicephalus
                                            Melocactus x horridus
                                            Melocactus zehntneri
                                                   [Melocactus arcuatispinus]
                                                   [Melocactus canescens]
                                                   [Melocactus curvicornis]
                                                   [Melocactus giganteus]
                                                   [Melocactus helvolilanthus]
                                                   [Melocactus macrodiscus]
                                                   [Melocactus saxicola]
                                                   [Melocactus zehntneri subsp. canescens]
                                    Micranthocereus
                                            Micranthocereus albicephalus
                                                   [Micranthocereus aureispinus]
                                                   [Micranthocereus monteazulensis]
                                            Micranthocereus auriazureus
                                            Micranthocereus dolichospermaticus
                                            Micranthocereus estevesii
                                            Micranthocereus flaviflorus
                                                   [Micranthocereus densiflorus]
                                                   [Micranthocereus flaviflorus subsp. densiflorus]
                                                   [Micranthocereus uilianus]
                                            Micranthocereus polyanthus
                                              Micranthocereus polyanthus subsp. alvinii
                                              Micranthocereus polyanthus subsp. polyanthus
                                            Micranthocereus purpureus
                                                   [Micranthocereus haematocarpus]
                                                   [Micranthocereus ruficeps]
                                            Micranthocereus streckeri
                                            Micranthocereus violaciflorus
                                    Micropuntia
                                            Micropuntia pulchella
                                                   [Corynopuntia pulchella]
                                                   [Grusonia pulchella]
                                                   [Micropuntia barkleyana]
                                                   [Micropuntia brachyrhopalica]
                                                   [Micropuntia spectatissima]
                                                   [Opuntia barkleyana]
                                                   [Opuntia brachyrhopalica]
                                                   [Opuntia gracilicylindrica]
                                                   [Opuntia pulchella]
                                                   [Opuntia pygmaea]
                                                   [Opuntia spectatissima]
                                                   [Opuntia tuberculosirhopalica]
                                                   [Opuntia wiegandii]
                                    Mila
                                            Mila caespitosa
                                                   [Mila fortalezensis]
                                              Mila caespitosa subsp. caespitosa
                                                     [Mila alboareolata]
                                                     [Mila caespitosa subsp. nealeana]
                                                     [Mila densiseta]
                                                     [Mila kubeana]
                                                     [Mila lurinensis]
                                              Mila caespitosa subsp. pugionifera
                                                     [Mila albisaetacens]
                                                     [Mila cereoides]
                                                     [Mila colorea]
                                                     [Mila pugionifera]
                                                     [Mila sublanata]
                                            Mila nealeana
                                    Miqueliopuntia
                                            Miqueliopuntia miquelii
                                    Mitrocereus
                                            Mitrocereus fulviceps
                                    Monvillea
                                            Monvillea alticostata
                                            Monvillea amazonica
                                            Monvillea apoloensis
                                            Monvillea ballivianii
                                            Monvillea campinensis
                                            Monvillea cavendishii
                                            Monvillea jaenensis
                                            Monvillea leucantha
                                            Monvillea maritima
                                            Monvillea piedadensis
                                            Monvillea smithiana
                                    Morangaya
                                            Morangaya pensilis
                                                   [Echinocereus pensilis]
                                    Myrtgerocactus
                                            Myrtgerocactus lindsayi
                                    Myrtillocactus
                                            Myrtillocactus cochal
                                            Myrtillocactus eichlamii
                                            Myrtillocactus geometrizans
                                                   [Myrtillocactus grandiareolatus]
                                                   [Myrtillocactus pugionifer]
                                            Myrtillocactus schenckii
                                    Navajoa
                                    Neobesseya
                                            Neobesseya notesteinii
                                                   [Mammillaria notesteinii]
                                    Neobuxbaumia
                                            Neobuxbaumia euphorbioides
                                                   [Carnegiea euphorbioides var. olfersii]
                                            Neobuxbaumia macrocephala
                                                   [Carnegiea macrocephala]
                                                   [Cephalocereus macrocephalus]
                                                   [Mitrocereus ruficeps]
                                                   [Pachycereus ruficeps]
                                            Neobuxbaumia mezcalaensis
                                                   [Carnegiea mezcalaensis]
                                                   [Carnegiea nova]
                                                   [Neobuxbaumia multiareolata]
                                            Neobuxbaumia polylopha
                                                   [Carnegiea polylopha]
                                                   [Cephalocereus polylophus]
                                            Neobuxbaumia sanchezmejoradae
                                                   [Carnegiea laui]
                                                   [Neobuxbaumia laui]
                                            Neobuxbaumia scoparia
                                                   [Carnegiea scoparia]
                                                   [Cephalocereus scoparius]
                                            Neobuxbaumia squamulosa
                                                   [Carnegiea squamulosa]
                                            Neobuxbaumia tetetzo
                                                   [Carnegiea tetetzo]
                                                   [Cephalocereus tetazo]
                                                   [Neobuxbaumia tetetzo var. nuda]
                                    Neocardenasia
                                            Neocardenasia herzogiana
                                    Neodawsonia
                                    Neoevansia
                                            Neoevansia diguetii
                                    Neolloydia
                                            Neolloydia conoidea
                                                   [Echinocactus conoideus]
                                                   [Mammillaria ceratites]
                                                   [Mammillaria conoidea]
                                                   [Neolloydia texensis]
                                                   [Pediocactus conoideus]
                                              Neolloydia conoidea var. conoidea
                                            Neolloydia gautii
                                            Neolloydia johnsonii
                                            Neolloydia mariposensis
                                            Neolloydia matehualensis
                                            Neolloydia warnockii
                                    Neolobivia
                                            Neolobivia winteriana
                                    Neomammillaria
                                            Neomammillaria albicans
                                            Neomammillaria fraileana
                                            Neomammillaria johnstonii
                                            Neomammillaria milleri
                                            Neomammillaria missouriensis
                                            Neomammillaria nivosa
                                            Neomammillaria peninsularis
                                            Neomammillaria saetigera
                                            Neomammillaria standleyi
                                            Neomammillaria swinglei
                                            Neomammillaria viridiflora
                                    Neoporteria
                                            Neoporteria carrizalensis
                                            Neoporteria eriocephala
                                            Neoporteria fusca
                                            Neoporteria hankeana
                                            Neoporteria huascensis
                                            Neoporteria vallenarensis
                                            Neoporteria woutersiana
                                    Neoraimondia
                                            Neoraimondia arequipensis
                                                   [Neoraimondia aticensis]
                                                   [Neoraimondia macrostibas]
                                                   [Neoraimondia roseiflora]
                                              Neoraimondia arequipensis var. aticensis
                                            Neoraimondia herzogiana
                                    Neowerdermannia
                                            Neowerdermannia chilensis
                                                   [Neowerdermannia chilensis subsp. chilensis]
                                                   [Neowerdermannia chilensis subsp. peruviana]
                                                   [Neowerdermannia peruviana]
                                                   [Sulcorebutia chilensis]
                                                   [Weingartia chilensis]
                                            Neowerdermannia vorwerkii
                                                   [Sulcorebutia vorwerkii]
                                                   [Weingartia vorwerkii]
                                    Nopalea
                                            Nopalea auberi
                                                   [Opuntia lutea]
                                            Nopalea cochenillifera
                                                   [Cactus cochenilifer]
                                                   [Cactus cochenillifera]
                                                   [Opuntia cochinellifera]
                                            Nopalea dejecta
                                            Nopalea gaumeri
                                            Nopalea guatemalensis
                                            Nopalea hondurensis
                                                   [Opuntia hondurensis]
                                            Nopalea inaperta
                                                   [Opuntia inaperta]
                                            Nopalea karwinskiana
                                            Nopalea lutea
                                    Nopalxochia
                                    Notocactus
                                            Notocactus acutus
                                            Notocactus campestrensis
                                            Notocactus glaucinus
                                            Notocactus harmonianus
                                            Notocactus ibicuiensis
                                            Notocactus incomptus
                                            Notocactus mammulosus
                                            Notocactus minusculus
                                            Notocactus neobuenekeri
                                            Notocactus securituberculatus
                                            Notocactus succineus
                                            Notocactus tabularis
                                            Notocactus villa-velhensis
                                    Nyctocereus
                                            Nyctocereus serpentinus
                                    Obregonia
                                            Obregonia denegrii
                                                   [Strombocactus denegrii]
                                    Oehmea
                                            Oehmea beneckei
                                    Opuntia
                                            Opuntia abyssi
                                            Opuntia acaulis
                                                   [Consolea acaulis]
                                            Opuntia aciculata
                                                   [Opuntia engelmannii var. aciculata]
                                            Opuntia alamosensis
                                            Opuntia alta
                                            Opuntia amarilla
                                            Opuntia ammophila
                                                   [Opuntia compressa var. ammophila]
                                            Opuntia amyclaea
                                            Opuntia anacantha
                                                   [Opuntia canina]
                                                   [Opuntia discolor]
                                                   [Opuntia grosseana]
                                                   [Opuntia roborensis]
                                                   [Platyopuntia discolor]
                                                   [Platyopuntia kiska-loro]
                                                   [Platyopuntia retrorsa]
                                              Opuntia anacantha var. retrorsa
                                                     [Opuntia retrorsa]
                                              Opuntia anacantha var. utkilio
                                                     [Opuntia utkilio]
                                            Opuntia angustata
                                            Opuntia anteojoensis
                                            Opuntia antillana
                                            Opuntia apurimacensis
                                            Opuntia arcei
                                            Opuntia arechavaletae
                                            Opuntia articulata
                                            Opuntia assumptionis
                                                   [Opuntia viridirubra subsp. viridirubra]
                                                   [Opuntia viridirubra]
                                                   [Platyopuntia viridirubra]
                                            Opuntia atrispina
                                            Opuntia atropes
                                            Opuntia auberi
                                            Opuntia aurantiaca
                                                   [Opuntia montevideensis]
                                            Opuntia aurea
                                                   [Opuntia basilaris var. aurea]
                                                   [Opuntia erinacea var. aurea]
                                            Opuntia aureispina
                                                   [Opuntia macrocentra var. aureispina]
                                            Opuntia austrina
                                                   [Opuntia compressa var. austrina]
                                                   [Opuntia eburnispina]
                                                   [Opuntia humifusa var. austrina]
                                                   [Opuntia pollardii]
                                                   [Opuntia polycarpa]
                                            Opuntia azurea
                                              Opuntia azurea var. azurea
                                              Opuntia azurea var. diplopurpurea
                                              Opuntia azurea var. discolor
                                              Opuntia azurea var. parva
                                            Opuntia bakeri
                                            Opuntia basilaris
                                                   [Opuntia humistrata]
                                              Opuntia basilaris basilaris
                                              Opuntia basilaris var. basilaris
                                                     [Opuntia basilaris var. ramosa]
                                                     [Opuntia basilaris var. whitneyana]
                                                     [Opuntia brachyclada subsp. humistrata]
                                                     [Opuntia whitneyana var. albiflora]
                                                     [Opuntia whitneyana]
                                              Opuntia basilaris var. brachyclada
                                                     [Opuntia brachyclada]
                                              Opuntia basilaris var. heilii
                                              Opuntia basilaris var. longiareolata
                                                     [Opuntia longiareolata]
                                              Opuntia basilaris var. treleasei
                                            Opuntia bensonii
                                            Opuntia bisetosa
                                            Opuntia boldinghii
                                            Opuntia bonplandii
                                            Opuntia borinquensis
                                                   [Opuntia boringuensis]
                                            Opuntia bradtiana
                                            Opuntia brasiliensis
                                            Opuntia bravoana
                                            Opuntia burrageana
                                            Opuntia caboensis
                                            Opuntia caesia
                                            Opuntia calmalliana
                                            Opuntia campii
                                            Opuntia cantabrigiensis
                                            Opuntia caracassana
                                                   [Opuntia pennellii]
                                                   [Opuntia salvadorensis]
                                            Opuntia cardenche
                                            Opuntia castillae
                                            Opuntia cespitosa
                                            Opuntia chaffeyi
                                            Opuntia chiangiana
                                            Opuntia chihuahuensis
                                            Opuntia chisosensis
                                                   [Opuntia lindheimeri var. chisosensis]
                                            Opuntia chlorotica
                                                   [Opuntia chlorotica var. chlorotica]
                                            Opuntia clarkiorum
                                            Opuntia clavata
                                            Opuntia clavellina
                                            Opuntia cochenillifera
                                                   [Cactus cochenillifer]
                                                   [Cactus cochenilliferus]
                                            Opuntia cochinelifera
                                            Opuntia cochinelifera x phaeacantha
                                            Opuntia cochinera
                                            Opuntia columbiana
                                                   [Opuntia erinacea var. columbiana]
                                            Opuntia comonduensis
                                            Opuntia cordobensis
                                                   [Opuntia cordodensis]
                                            Opuntia crassa
                                            Opuntia crystalenia
                                            Opuntia cubensis
                                            Opuntia curassavica
                                            Opuntia cylindrica
                                            Opuntia cymochila
                                            Opuntia darrahiana
                                            Opuntia deamii
                                            Opuntia decumbens
                                                   [Opuntia puberula]
                                            Opuntia dejecta
                                            Opuntia delaetiana
                                            Opuntia delicata
                                            Opuntia depressa
                                            Opuntia deserta
                                            Opuntia dillenii
                                                   [Cactus dillenii]
                                                   [Opuntia atrocapensis]
                                                   [Opuntia nitens]
                                                   [Opuntia stricta var. dillenii]
                                                   [Opuntia tunoidea]
                                                   [Opuntia zebrina]
                                            Opuntia diploursina
                                            Opuntia discata
                                                   [Opuntia microcarpa]
                                            Opuntia diversispina
                                            Opuntia durangensis
                                            Opuntia durangensis x wilcoxii
                                            Opuntia echios
                                              Opuntia echios var. barringtonensis
                                              Opuntia echios var. echios
                                              Opuntia echios var. gigantea
                                              Opuntia echios var. inermis
                                              Opuntia echios var. zacana
                                            Opuntia edwardsii
                                            Opuntia eichlamii
                                            Opuntia ekmanii
                                            Opuntia elata
                                                   [Opuntia alko-tuna]
                                                   [Opuntia atrovirens]
                                                   [Opuntia canterae]
                                                   [Opuntia cardiosperma]
                                                   [Opuntia chakensis]
                                                   [Opuntia cochabambensis]
                                                   [Opuntia cognata]
                                                   [Opuntia limitata]
                                                   [Opuntia mieckleyi]
                                                   [Opuntia prasina]
                                                   [Opuntia pyrrhantha]
                                                   [Opuntia viridirubra subsp. rubrogemmia]
                                                   [Opuntia vitelliniflora subsp. interjecta]
                                                   [Opuntia vitelliniflora subsp. vitelliniflora]
                                                   [Opuntia vitelliniflora]
                                                   [Platyopuntia cardiosperma]
                                                   [Platyopuntia cognata]
                                                   [Platyopuntia interjecta]
                                                   [Platyopuntia limitata]
                                                   [Platyopuntia pyrrhantha]
                                                   [Platyopuntia rubrogemmia]
                                                   [Platyopuntia vitelliniflora]
                                            Opuntia elatior
                                                   [Opuntia bergeriana]
                                            Opuntia elizondoana
                                            Opuntia ellisiana
                                                   [Opuntia x ellisiana]
                                            Opuntia emoryi
                                            Opuntia engelmannii
                                                   [Opuntia subarmata]
                                              Opuntia engelmannii engelmannii
                                              Opuntia engelmannii subsp. engelmannii
                                                     [Opuntia magnarenensis]
                                              Opuntia engelmannii subsp. lindheimeri
                                              Opuntia engelmannii var. cuija
                                                     [Opuntia lindheimeri var. cuija]
                                              Opuntia engelmannii var. cujia
                                                     [Opuntia cuija]
                                              Opuntia engelmannii var. discata
                                              Opuntia engelmannii var. engelmannii
                                                     [Opuntia dillei]
                                                     [Opuntia lindheimeri var. tricolor]
                                                     [Opuntia megacarpa]
                                                     [Opuntia occidentalis var. megacarpa]
                                                     [Opuntia phaeacantha var. discata]
                                                     [Opuntia tardospina]
                                                     [Opuntia tricolor]
                                                     [Opuntia x subarmata]
                                              Opuntia engelmannii var. flavescens
                                                     [Opuntia flavescens]
                                              Opuntia engelmannii var. flavispina
                                                     [Opuntia phaeacantha var. flavispina]
                                              Opuntia engelmannii var. flexispina
                                              Opuntia engelmannii var. flexospina
                                              Opuntia engelmannii var. laevis
                                              Opuntia engelmannii var. lindheimeri
                                                     [Opuntia engelmannii var. alta]
                                                     [Opuntia engelmannii var. cacanapa]
                                                     [Opuntia engelmannii var. dulcis]
                                                     [Opuntia engelmannii var. texana]
                                                     [Opuntia gomei]
                                                     [Opuntia haematocarpa]
                                                     [Opuntia lindheimeri lindheimeri]
                                                     [Opuntia lindheimeri var. lehmannii]
                                                     [Opuntia lindheimeri var. lindheimeri]
                                                     [Opuntia lindheimeri]
                                                     [Opuntia sinclairii]
                                                     [Opuntia squarrosa]
                                              Opuntia engelmannii var. linguiformis
                                                     [Opuntia lindheimeri var. linguiformis]
                                                     [Opuntia linguiformis]
                                              Opuntia engelmannii var. rastrera
                                              Opuntia engelmannii var. wootonii
                                            Opuntia engelmannii x phaeacantha
                                            Opuntia eocarpa
                                            Opuntia estevesii
                                            Opuntia excelsa
                                            Opuntia feroacantha
                                            Opuntia ficus-indica
                                                   [Cactus ficus-indica]
                                                   [Opuntia compressa]
                                                   [Opuntia incarnadilla]
                                                   [Opuntia maxima]
                                                   [Opuntia opuntia]
                                                   [Opuntia paraguayensis]
                                                   [Opuntia vulgaris]
                                                   [Platyopuntia apurimacensis]
                                                   [Platyopuntia cordobensis]
                                              Opuntia ficus-indica var. amyclaea
         Opuntia ficus-indica x Opuntia robusta
                                            Opuntia filipendula
                                            Opuntia flexospina
                                            Opuntia fragilis
                                              Opuntia fragilis var. brachyarthra
                                                     [Opuntia brachyarthra]
                                                     [Opuntia fragilis subsp. brachyarthra]
                                              Opuntia fragilis var. fragilis
                                                     [Cactus fragilis]
                                                     [Opuntia fragilis var. denudata]
                                                     [Opuntia schweriniana]
                                            Opuntia fuliginosa
                                            Opuntia galapageia
                                              Opuntia galapageia subsp. zacana
                                                     [Opuntia zacana]
                                              Opuntia galapageia var. galapageia
                                              Opuntia galapageia var. macrocarpa
                                              Opuntia galapageia var. profusa
                                            Opuntia glomerata
                                            Opuntia gorda
                                            Opuntia gosseliniana
                                                   [Opuntia chlorotica var. gosseliniana]
                                                   [Opuntia chlorotica var. gossrliniana]
                                                   [Opuntia violacea var. gosseliniana]
                                            Opuntia grahami
                                            Opuntia grandis
                                            Opuntia guatemalensis
                                            Opuntia guilanchi
                                            Opuntia helleri
                                            Opuntia hitchcockii
                                            Opuntia howeyi
                                            Opuntia huajuapensis
                                            Opuntia humifusa
                                                   [Cactus humifusus]
                                                   [Opuntia calcicola]
                                                   [Opuntia compressa var. allairei]
                                                   [Opuntia compressa var. fuscoatra]
                                                   [Opuntia compressa var. microsperma]
                                                   [Opuntia cumulicola]
                                                   [Opuntia fuscoatra]
                                                   [Opuntia humifusa subsp. humifusa]
                                                   [Opuntia rafinesquei]
                                              Opuntia humifusa var. ammophila
                                              Opuntia humifusa var. humifusa
                                                     [Opuntia compressa var. compressa]
                                            Opuntia hyptiacantha
                                                   [Opuntia chavena]
                                                   [Opuntia cretochaeta]
                                                   [Opuntia matudae]
                                                   [Opuntia nigrita]
                                            Opuntia impedata
                                            Opuntia inaequilateralis
                                            Opuntia inermis
                                            Opuntia insularis
                                            Opuntia intricata
                                            Opuntia ithypetala
                                            Opuntia jaliscana
                                            Opuntia joconostle
                                            Opuntia karwinskiana
                                            Opuntia keyensis
                                            Opuntia kleiniae
                                            Opuntia lagunae
                                            Opuntia lasiacantha
                                                   [Opuntia chaetocarpa]
                                                   [Opuntia rzedowskii]
                                            Opuntia lata
                                            Opuntia leucotricha
                                                   [Opuntia pailana]
                                                   [Opuntia pyriformis]
                                            Opuntia littoralis
                                              Opuntia littoralis var. austrocalifornica
                                              Opuntia littoralis var. littoralis
                                                     [Opuntia engelmannii var. littoralis]
                                                     [Opuntia occidentalis var. littoralis]
                                              Opuntia littoralis var. piercei
                                              Opuntia littoralis var. vaseyi
                                                     [Opuntia covillei var. piercei]
                                                     [Opuntia covillei]
                                                     [Opuntia occidentalis var. covillei]
                                                     [Opuntia occidentalis var. vaseyi]
                                                     [Opuntia vaseyi]
                                            Opuntia lloydii
                                            Opuntia longispina
                                            Opuntia macdougaliana
                                            Opuntia macracantha
                                            Opuntia macrocentra
                                                   [Opuntia mackensenii var. minor]
                                              Opuntia macrocentra var. macrocentra
                                                     [Opuntia violacea var. castetteri]
                                                     [Opuntia violacea var. macrocentra]
                                                     [Opuntia violacea var. violacea]
                                                     [Opuntia violacea]
                                              Opuntia macrocentra var. minor
                                            Opuntia macrorhiza
                                                   [Opuntia fusiformis]
                                                   [Opuntia roseana]
                                              Opuntia macrorhiza macrorhiza
                                              Opuntia macrorhiza subsp. macrorhiza
                                              Opuntia macrorhiza subsp. pottsii
                                            Opuntia maxoni
                                            Opuntia maxonii
                                            Opuntia megacantha
                                            Opuntia megapotamica
                                                   [Opuntia pituitosa]
                                                   [Opuntia salagria]
                                                   [Platyopuntia pituitosa]
                                            Opuntia megarhiza
                                                   [Opuntia megarrhiza]
                                            Opuntia megasperma
                                              Opuntia megasperma var. megasperma
                                              Opuntia megasperma var. mesophytica
                                              Opuntia megasperma var. orientalis
                                            Opuntia mesacantha
                                              Opuntia mesacantha mesacantha
                                              Opuntia mesacantha subsp. mesacantha
                                            Opuntia microdasys
                                                   [Opuntia macrocalyx]
                                            Opuntia monacantha
                                                   [Opuntia monocantha]
                                                   [Platyopuntia brunneogemmia]
                                            Opuntia moniliformis
                                            Opuntia nemoralis
                                            Opuntia neochrysacantha
                                            Opuntia neorutila
                                            Opuntia nuda
                                                   [Nopalea nuda]
                                            Opuntia ochrocentra
                                            Opuntia orbiculata
                                            Opuntia oricola
                                            Opuntia pachona
                                            Opuntia pachyrrhiza
                                            Opuntia parviclada
                                            Opuntia penicilligera
                                            Opuntia pescorvae
                                            Opuntia phaeacantha
                                                   [Opuntia camanchica]
                                                   [Opuntia charlestonensis]
                                                   [Opuntia phaeacantha var. camanchica]
                                              Opuntia phaeacantha var. castorea
                                              Opuntia phaeacantha var. laevis
                                                     [Opuntia laevis]
                                              Opuntia phaeacantha var. major
                                                     [Opuntia arizonica]
                                                     [Opuntia blakeana]
                                                     [Opuntia canada]
                                                     [Opuntia confusa]
                                                     [Opuntia engelmannii var. cycloides]
                                                     [Opuntia expansa]
                                                     [Opuntia gilvescens]
                                                     [Opuntia gregoriana]
                                                     [Opuntia mojavensis]
                                                     [Opuntia phaeacantha var. brunnea]
                                                     [Opuntia phaeacantha var. mojavensis]
                                                     [Opuntia woodsii]
                                              Opuntia phaeacantha var. phaeacantha
                                                     [Opuntia dulcis]
                                                     [Opuntia phaeacantha var. nigricans]
                                              Opuntia phaeacantha var. piercei
                                              Opuntia phaeacantha var. spinosibacca
                                              Opuntia phaeacantha var. wootonii
                                            Opuntia pilifera
                                            Opuntia pinkavae
                                                   [Opuntia basilaris var. woodburyi]
                                            Opuntia pisciformis
                                            Opuntia pittieri
                                                   [Opuntia bella]
                                            Opuntia polyacantha
                                                   [Opuntia heacockul]
                                                   [Opuntia missouriensis]
                                                   [Opuntia polyacantha var. watsonii]
                                                   [Opuntia sphaerocarpa]
                                              Opuntia polyacantha polyacantha
                                              Opuntia polyacantha subsp. polyacantha
                                              Opuntia polyacantha var. arenaria
                                                     [Opuntia arenaria]
                                                     [Opuntia polyacantha subsp. arenaria]
                                              Opuntia polyacantha var. erinacea
                                                     [Opuntia erinacea var. erinacea]
                                                     [Opuntia erinacea var. paucispina]
                                                     [Opuntia erinacea var. ursina]
                                                     [Opuntia erinacea]
                                                     [Opuntia polyacantha subsp. erinacea]
                                                     [Opuntia rubrifolia]
                                                     [Opuntia ursina]
                                                     [Opuntia xerocarpa]
                                              Opuntia polyacantha var. hystericina
                                              Opuntia polyacantha var. hystricina
                                                     [Opuntia erinacea var. hystricina]
                                                     [Opuntia erinacea var. utahensis]
                                                     [Opuntia erinacea var. xanthostemma]
                                                     [Opuntia hystricina]
                                                     [Opuntia rhodantha var. spinosior]
                                                     [Opuntia rhodantha]
                                                     [Opuntia sphaerocarpa var. utahensis]
                                              Opuntia polyacantha var. juniperina
                                                     [Opuntia juniperina]
                                              Opuntia polyacantha var. nicholii
                                                     [Opuntia hystricina var. nicholii]
                                                     [Opuntia nicholii]
                                              Opuntia polyacantha var. polyacantha
                                                     [Opuntia heacockiae]
                                              Opuntia polyacantha var. rufispina
                                                     [Opuntia rutila]
                                              Opuntia polyacantha var. schweriniana
                                              Opuntia polyacantha var. trichophora
                                                     [Opuntia missouriensis var. trichophora]
                                                     [Opuntia trichophora]
                                            Opuntia pottsii
                                                   [Opuntia macrorhiza var. pottsii]
                                            Opuntia preciadoae
                                            Opuntia procumbens
                                            Opuntia pubescens
                                                   [Corynopuntia dumetorum]
                                                   [Opuntia depauperata]
                                                   [Opuntia dumetorum]
                                                   [Opuntia infesta]
                                                   [Platyopuntia dumetorum]
                                                   [Platyopuntia infesta]
                                                   [Platyopuntia nana]
                                            Opuntia pumila
                                            Opuntia pusilla
                                                   [Cactus pusillus]
                                                   [Opuntia drummondii]
                                                   [Opuntia tracyi]
                                            Opuntia pycnantha
                                            Opuntia quimilo
                                                   [Opuntia distans]
                                                   [Platyopuntia quimilo]
                                            Opuntia quitensis
                                                   [Opuntia macbridei]
                                                   [Platyopuntia quitensis]
                                            Opuntia rastrera
                                                   [Opuntia lucens]
                                            Opuntia repens
                                            Opuntia rileyi
                                            Opuntia ritteri
                                            Opuntia riviereana
                                            Opuntia robinsonii
                                            Opuntia robusta
                                                   [Opuntia guerrana]
                                                   [Opuntia larreyi]
                                              Opuntia robusta var. larreyi
                                            Opuntia rufida
                                                   [Opuntia microdasys var. rufida]
                                            Opuntia rugosa
                                            Opuntia salmiana
                                                   [Platyopuntia salmiana]
                                            Opuntia sanfelipensis
                                            Opuntia sanguinea
                                            Opuntia santa-rita
                                                   [Opuntia chlorotica var. santa-rita]
                                                   [Opuntia violacea var. santa-rita]
                                            Opuntia santarita
                                            Opuntia saxicola
                                            Opuntia scheeri
                                                   [Opuntia scheerii]
                                            Opuntia schickendantzii
                                                   [Opuntia colubrina]
                                                   [Opuntia conjungens]
                                            Opuntia schumannii
                                            Opuntia securigera
                                            Opuntia semispinosa
                                            Opuntia serpentina
                                            Opuntia setispina
                                            Opuntia setocarpa
                                            Opuntia sierralagunensis
                                            Opuntia soederstromiana
                                            Opuntia sphaerica
                                            Opuntia spinosibacca
                                            Opuntia spinulifera
                                                   [Opuntia heliabravoana]
                                                   [Opuntia oligacantha]
                                            Opuntia spraguei
                                            Opuntia stanleyi
                                              Opuntia stanleyi var. parishii
                                            Opuntia stenarthra
                                            Opuntia stenochila
                                            Opuntia stenopetala
                                                   [Opuntia glaucescens]
                                                   [Opuntia stenopetala var. inerme]
                                              Opuntia stenopetala var. stenopetala
                                            Opuntia streptacantha
                                            Opuntia stricta
                                                   [Cactus strictus]
                                                   [Consolea bahamana]
                                                   [Opuntia bahamana]
                                                   [Opuntia bartramii]
                                                   [Opuntia bentonii]
                                                   [Opuntia macrantha]
                                                   [Opuntia magnifica]
                                                   [Opuntia stricta subsp. esparzae]
                                                   [Opuntia stricta var. stricta]
                                                   [Opuntia subsphaerocarpa]
                                            Opuntia strigil
                                              Opuntia strigil var. flexospina
                                            Opuntia strobiliformis
                                            Opuntia subulata
                                            Opuntia sulphurea
                                                   [Opuntia sulphurea subsp. brachyacantha]
                                                   [Opuntia sulphurea subsp. spinibarbis]
                                                   [Opuntia sulphurea subsp. sulphurea]
                                                   [Platyopuntia brachyacantha]
                                                   [Platyopuntia spinibarbis]
                                              Opuntia sulphurea var. pampeana
                                                     [Opuntia brunnescens]
                                            Opuntia superbospina
                                                   [Opuntia phaeacantha var. superbospina]
                                            Opuntia tapona
                                            Opuntia taylorii
                                            Opuntia tehuacana
                                            Opuntia tehuantepecana
                                                   [Opuntia nejapensis]
                                            Opuntia testudinis
                                            Opuntia tezontepecana
                                            Opuntia tomentella
                                            Opuntia tomentosa
                                                   [Opuntia icterica]
                                                   [Opuntia micrarthra]
                                                   [Opuntia sarca]
                                            Opuntia tortispina
                                                   [Opuntia macrorhiza var. macrorhiza]
                                            Opuntia toumeyi
                                            Opuntia treleasei
                                            Opuntia triacantha
                                                   [Cactus triacanthos]
                                                   [Cactus triacanthus]
                                                   [Opuntia abjecta]
                                                   [Opuntia militaris]
                                            Opuntia tuna
                                                   [Cactus tuna]
                                                   [Opuntia jamaicensis]
                                            Opuntia turbinata
                                            Opuntia turgida
                                            Opuntia undulata
                                            Opuntia valida
                                            Opuntia velutina
                                                   [Opuntia affinis]
                                            Opuntia viridiflora
                                            Opuntia wentiana
                                            Opuntia wigginsii
                                            Opuntia wilcoxii
                                            Opuntia wootonii
                                            Opuntia x aequatorialis
                                            Opuntia x andersonii
                                            Opuntia x bernichiana
                                            Opuntia x carstenii
                                            Opuntia x charlestonensis
                                            Opuntia x chlorotica
                                            Opuntia x columbiana
                                            Opuntia x cubensis
                                            Opuntia x demissa
                                            Opuntia x edwardsii
                                            Opuntia x fosbergii
                                            Opuntia x lucayana
                                            Opuntia x occidentalis
                                            Opuntia x rooneyi
                                            Opuntia x spinosibacca
                                            Opuntia x vaseyi
                                                   [Opuntia mesacantha var. vaseyi]
                                            Opuntia x wootonii
                                            Opuntia zamudioi
                                            Opuntia zuniensis
                                            Opuntia × charlestonensis
                                                   [Opuntia phaeacantha var. charlestonensis]
                                            Opuntia × occidentalis
                                              Opuntia occidentalis var. piercei
                                            Opuntia ×curvispina
                                                   [Opuntia curvospina]
                                                   [Opuntia littoralis var. martiniana]
                                                   [Opuntia macrocentra var. martiniana]
                                                   [Opuntia ×martiniana]
                                            Opuntia ×demissa
                                            Opuntia ×occidentalis
                                              Opuntia mesacantha subsp. lata
                                                     [Opuntia macrarthra]
                              Opuntioideae
                                    Oreocereus
                                           [Oreocereus tacnaensis]
                                            Oreocereus celsianus
                                                   [Borzicactus celsianus]
                                                   [Borzicactus fossulatus]
                                                   [Oreocereus maximus]
                                                   [Oreocereus neocelsianus]
                                            Oreocereus doelzianus
                                                   [Borzicactus doelzianus]
                                              Oreocereus doelzianus subsp. calvus
                                              Oreocereus doelzianus subsp. doelzianus
                                                     [Morawetzia doelziana]
                                              Oreocereus doelzianus subsp. sericatus
                                            Oreocereus hempelianus
                                                   [Oreocereus australis]
                                            Oreocereus leucotrichus
                                                   [Borzicactus hendriksenianus]
                                                   [Borzicactus leucotrichus]
                                                   [Oreocereus hendriksenianus]
                                                   [Oreocereus ritteri]
                                                   [Oreocereus varicolor]
                                                   [Oreocereus variicolor]
                                            Oreocereus pseudofossulatus
                                                   [Cleistocactus fossulatus]
                                                   [Oreocereus fossulatus]
                                            Oreocereus trollii
                                                   [Borzicactus trollii]
                                                   [Oreocereus crassiniveus]
                                    Oroya
                                            Oroya borchersii
                                            Oroya peruviana
                                                   [Oroya baumannii]
                                                   [Oroya gibbosa]
                                                   [Oroya laxiareolata]
                                                   [Oroya neoperuviana]
                                                   [Oroya subocculta]
                                    Ortegocactus
                                            Ortegocactus macdougallii
                                                   [Neobesseya macdougallii]
                                    Pacherocactus
                                            x Pacherocactus orcuttii
                                                   [Pachycereus orcuttii]
                                    Pachgerocereus
                                            Pachgerocereus orcuttii
                                    Pachycereus
                                            Pachycereus fulviceps
                                                   [Carnegiea fulviceps]
                                                   [Cephalocereus fulviceps]
                                                   [Pseudomitrocereus fulviceps]
                                            Pachycereus gatesii
                                                   [Lophocereus gatesii]
                                            Pachycereus gaumeri
                                                   [Pachycereus foetidus]
                                                   [Pterocereus gaumeri subsp. foetidus]
                                            Pachycereus grandis
                                            Pachycereus hollianus
                                                   [Lemaireocereus hollianus]
                                            Pachycereus lepidanthus
                                                   [Escontria lepidantha]
                                            Pachycereus marginatus
                                            Pachycereus militaris
                                                   [Cephalocereus militaris]
                                                   [Mitrocereus militaris]
                                            Pachycereus pecten-aboriginum
                                                   [Pachycereus pecten-aboriginum subsp. tehuantepecanus]
                                                   [Pachycereus tehuantepecanus]
                                            Pachycereus pringlei
                                                   [Pachycereus calvus]
                                            Pachycereus schottii
                                                   [Cereus schottii]
                                                   [Lophocereus mieckleyanus]
                                                   [Lophocereus sargentianus]
                                                   [Lophocereus schottii var. tenuis]
                                                   [Lophocereus schottii]
                                                  Pachycereus schottii f. monstrosus
                                              Pachycereus schottii var. australis
                                                     [Lophocereus schottii var. australis]
                                              Pachycereus schottii var. schottii
                                                     [Cereus schottii var. schottii]
                                                     [Lophocereus schottii var. schottii]
                                            Pachycereus tepamo
                                            Pachycereus weberi
                                                   [Lemaireocereus weberi]
                                                   [Pachycereus gigas]
                                                   [Stenocereus weberi]
                                    Parodia
                                           [Parodia curvispina]
                                            Parodia alacriportana
                                                   [Notocactus alacriportanus]
                                                   [Notocactus brevihamatus]
                                                   [Notocactus catarinensis]
                                                   [Parodia alacriportana subsp. alacriportana]
                                                   [Parodia alacriportana subsp. brevihamata]
                                                   [Parodia alacriportana subsp. buenekeri]
                                                   [Parodia alacriportana subsp. catarinensis]
                                                   [Parodia buenekeri]
                                                   [Parodia catarinensis]
                                            Parodia allosiphon
                                                   [Notocactus allosiphon]
                                            Parodia arnostiana
                                                   [Notocactus arnostianus]
                                            Parodia aureicentra
                                                   [Parodia muhrii]
                                                   [Parodia rauschii]
                                                   [Parodia variicolor]
                                            Parodia ayopayana
                                                   [Parodia borealis]
                                                   [Parodia buxbaumiana]
                                                   [Parodia comosa]
                                                   [Parodia cotacajensis]
                                                   [Parodia echinus]
                                                   [Parodia elata]
                                                   [Parodia macednosa]
                                                   [Parodia miguillensis]
                                                   [Parodia pseudoayopayana]
                                            Parodia buiningii
                                                   [Notocactus buiningii]
                                            Parodia carambeiensis
                                                   [Notocactus carambeiensis]
                                                   [Notocactus villa-velhensis var. carambeiensis]
                                            Parodia chrysacanthion
                                                   [Parodia saint-pieana]
                                            Parodia columnaris
                                                   [Parodia legitima]
                                            Parodia comarapana
                                                   [Parodia mairanana]
                                                   [Parodia neglecta]
                                                   [Parodia neglectoides]
                                            Parodia commutans
                                                   [Parodia maxima]
                                                   [Parodia obtusa]
                                            Parodia concinna
                                                   [Frailea caespitosa]
                                                   [Malacocarpus tabularis]
                                                   [Notocactus agnetae]
                                                   [Notocactus apricus]
                                                   [Notocactus blaauwianus]
                                                   [Notocactus brederooianus]
                                                   [Notocactus caespitosus]
                                                   [Notocactus concinnus]
                                                   [Notocactus eremiticus]
                                                   [Notocactus gibberulus]
                                                   [Notocactus joadii]
                                                   [Notocactus multicostatus]
                                                   [Notocactus olimarensis]
                                                   [Notocactus rubrigemmatus]
                                                   [Parodia caespitosa]
                                                   [Parodia concinna subsp. agnetae]
                                                   [Parodia concinna subsp. blaauwiana]
                                                   [Parodia concinna subsp. blauuwiana]
                                                   [Parodia concinna subsp. concinna]
                                                   [Parodia tabularis subsp. bommeljei]
                                                   [Parodia tabularis subsp. tabularis]
                                            Parodia crassigibba
                                                   [Notocactus arachnitis]
                                                   [Notocactus crassigibbus]
                                                   [Notocactus meonacanthus]
                                                   [Notocactus uebelmannianus var. pleiocephalus]
                                                   [Notocactus uebelmannianus]
                                                   [Parodia meonacantha]
                                                   [Parodia werneri subsp. pleicephala]
                                                   [Parodia werneri subsp. pleiocephala]
                                                   [Parodia werneri subsp. werneri]
                                                   [Parodia werneri]
                                            Parodia erinacea
                                                   [Malacocarpus erinaceus]
                                                   [Malacocarpus pauciareolatus]
                                                   [Malacocarpus tephracanthus]
                                                   [Notocactus acuatus]
                                                   [Notocactus sellowii]
                                                   [Parodia sellowii]
                                                   [Wigginsia acuata]
                                                   [Wigginsia corynodes]
                                                   [Wigginsia courantii]
                                                   [Wigginsia leucocarpa]
                                                   [Wigginsia macrocantha]
                                                   [Wigginsia macrogona]
                                                   [Wigginsia sellowii]
                                                   [Wigginsia stegmannii]
                                                   [Wigginsia tephracantha]
                                                   [Wigginsia vorwerkiana]
                                            Parodia erubescens
                                                   [Echinocactus erubescens]
                                                   [Notocactus erubescens]
                                                   [Notocactus schlosseri]
                                            Parodia formosa
                                                   [Parodia bellavistana]
                                                   [Parodia carapariana]
                                                   [Parodia cardenasii]
                                                   [Parodia chaetocarpa]
                                                   [Parodia chirimoyarana]
                                                   [Parodia pachysa]
                                                   [Parodia parvula]
                                                   [Parodia purpureo-aurea]
                                                   [Parodia pusilla]
                                                   [Parodia setispina]
                                                   [Parodia tillii]
                                                   [Parodia winbergii]
                                            Parodia fusca
                                                   [Notocactus fuscus]
                                            Parodia gibbulosoides
                                                   [Parodia elachista]
                                                   [Parodia exquisita]
                                                   [Parodia gibbulosa]
                                                   [Parodia minuta]
                                                   [Parodia punae]
                                                   [Parodia zecheri]
                                            Parodia haselbergii
                                                   [Notocactus haselbergii]
                                              Parodia haselbergii subsp. graessneri
                                                     [Notocactus graessneri]
                                                     [Parodia elachisantha]
                                                     [Parodia graessneri]
                                              Parodia haselbergii subsp. haselbergii
                                            Parodia hausteiniana
                                                   [Parodia lauii]
                                            Parodia herteri
                                                   [Notocactus herteri]
                                                   [Notocactus pseudoherteri]
                                            Parodia horstii
                                                   [Notocactus horstii]
                                                   [Notocactus purpureus]
                                            Parodia langsdorffii
                                                   [Notocactus leprosorum]
                                                   [Notocactus longispinus]
                                                   [Notocactus polyacanthus]
                                                   [Notocactus prolifer]
                                                   [Notocactus pulvinatus]
                                                   [Parodia langsdorfii]
                                                   [Wigginsia langsdorffii]
                                                   [Wigginsia leprosorum]
                                                   [Wigginsia longispina]
                                                   [Wigginsia polyacantha]
                                                   [Wigginsia prolifera]
                                            Parodia leninghausii
                                                   [Notocactus leninghausii]
                                            Parodia linkii
                                                   [Notocactus linkii]
                                            Parodia maassii
                                                   [Parodia bermejoensis]
                                                   [Parodia haageana]
                                                   [Parodia lamprospina]
                                                   [Parodia suprema]
                                                   [Parodia thieleana]
                                            Parodia magnifica
                                                   [Notocactus magnificus]
                                            Parodia malyana
                                            Parodia mammulosa
                                                   [Malacocarpus mammulosus]
                                                   [Notocactus cristatoides]
                                                   [Notocactus erythracanthus]
                                                   [Notocactus floricomus]
                                                   [Notocactus hypocrateriformis]
                                                   [Notocactus macambarensis]
                                                   [Notocactus megalanthus]
                                                   [Notocactus paulus]
                                                   [Notocactus ritterianus]
                                                   [Notocactus roseoluteus]
                                                   [Notocactus submammulosus]
                                                   [Parodia mammulosa subsp. brasiliensis]
                                                   [Parodia mammulosa subsp. erythracantha]
                                                   [Parodia mammulosa subsp. mammulosa]
                                                   [Parodia mammulosa subsp. submammulosa]
                                                   [Parodia submammulosa subsp. minor]
                                                   [Parodia submammulosa]
                                            Parodia microsperma
                                                   [Echinocactus microspermus]
                                              Parodia microsperma subsp. horrida
                                                     [Parodia atroviridis]
                                                     [Parodia dextrohamata]
                                                     [Parodia heteracantha]
                                                     [Parodia horrida]
                                                     [Parodia kilianana]
                                                     [Parodia lohaniana]
                                                     [Parodia rigida]
                                                     [Parodia superba]
                                              Parodia microsperma subsp. microsperma
                                                     [Parodia aconquijaensis]
                                                     [Parodia albofuscata]
                                                     [Parodia amambayensis]
                                                     [Parodia argerichiana]
                                                     [Parodia aureispina]
                                                     [Parodia betaniana]
                                                     [Parodia campestra]
                                                     [Parodia capillitaensis]
                                                     [Parodia catamarcensis]
                                                     [Parodia chlorocarpa]
                                                     [Parodia fechseri]
                                                     [Parodia fusco-viridis]
                                                     [Parodia glischrocarpa]
                                                     [Parodia grandiflora]
                                                     [Parodia herzogii]
                                                     [Parodia hummeliana]
                                                     [Parodia malyana var. igneuiflora]
                                                     [Parodia mercedesiana]
                                                     [Parodia mesembrina]
                                                     [Parodia minuscula]
                                                     [Parodia mutabilis]
                                                     [Parodia nana]
                                                     [Parodia rigidispina]
                                                     [Parodia rubellihamata]
                                                     [Parodia rubriflora]
                                                     [Parodia rubristaminea]
                                                     [Parodia sanguiniflora]
                                                     [Parodia scopaoides]
                                                     [Parodia setifera]
                                                     [Parodia spanisa]
                                                     [Parodia tafiensis]
                                                     [Parodia talaensis]
                                                     [Parodia tuberculosi-costata]
                                                     [Parodia tucumanensis]
                                                     [Parodia uebelmanniana]
                                                     [Parodia weberiana]
                                            Parodia mueller-melchersii
                                                   [Notocactus eugeniae]
                                                   [Notocactus gutierrezii]
                                                   [Notocactus mueller-melchersii]
                                                   [Notocactus roseiflorus]
                                                   [Notocactus rutilans]
                                                   [Notocactus veenianus]
                                                   [Notocactus winkleri]
                                                   [Parodia mammulosa subsp. eugeniae]
                                                   [Parodia mueller-melchersii subsp. gutierrezii]
                                                   [Parodia mueller-melchersii subsp. mueller-melchersii]
                                                   [Parodia mueller-melchersii subsp. winkleri]
                                                   [Parodia rutilans subsp. rutilans]
                                                   [Parodia rutilans subsp. veeniana]
                                                   [Parodia rutilans]
                                            Parodia muricata
                                                   [Notocactus laetevirens]
                                                   [Notocactus laetivirens]
                                                   [Notocactus muricatus]
                                            Parodia neoarechavaletae
                                                   [Notocactus maldonadensis]
                                                   [Wigginsia arechavaletae]
                                            Parodia neohorstii
                                                   [Notocactus neohorstii]
                                                   [Wigginsia horstii]
                                            Parodia nigrispina
                                            Parodia nivosa
                                                   [Parodia faustiana]
                                                   [Parodia uhligiana]
                                            Parodia nothominuscula
                                            Parodia nothorauschii
                                                   [Notocactus rauschii]
                                                   [Notocactus spinibarbis]
                                            Parodia ocampoi
                                                   [Parodia compressa]
                                            Parodia otaviana
                                            Parodia ottonis
                                                   [Malacocarpus ottonis]
                                                   [Notocactus ottonis]
                                                   [Notocactus ruoffii]
                                                   [Notocactus tenuispinus]
                                                   [Notocactus uruguayus]
                                                   [Parodia paraguayensis]
                                              Parodia ottonis subsp. horstii
                                              Parodia ottonis subsp. ottonis
                                                     [Notocactus arechavaletae]
                                                     [Notocactus grandiensis]
                                            Parodia oxycostata
                                                   [Notocactus oxycostatus]
                                              Parodia oxycostata subsp. gracilis
                                              Parodia oxycostata subsp. oxycostata
                                            Parodia penicillata
                                                   [Notocactus permutatus]
                                                   [Parodia permutata]
                                            Parodia prestoensis
                                            Parodia procera
                                                   [Parodia andreaeoides]
                                                   [Parodia echinopsoides]
                                                   [Parodia gracilis]
                                                   [Parodia lychnosa]
                                                   [Parodia perplexa]
                                                   [Parodia pseudoprocera]
                                                   [Parodia riograndensis]
                                                   [Parodia subtilihamata]
                                                   [Parodia tredecimcostata]
                                            Parodia rechensis
                                                   [Notocactus rechensis]
                                            Parodia ritteri
                                                   [Parodia agasta]
                                                   [Parodia aglaisma]
                                                   [Parodia belliata]
                                                   [Parodia camargensis]
                                                   [Parodia camblayana]
                                                   [Parodia carrerana]
                                                   [Parodia castanea]
                                                   [Parodia cintiensis]
                                                   [Parodia fulvispina]
                                                   [Parodia roseoalba]
                                                   [Parodia rostrum-sperma]
                                                   [Parodia rubida]
                                                   [Parodia splendens]
                                                   [Parodia tojoensis]
                                            Parodia rudibuenekeri
                                                   [Notocactus glomeratus]
                                                   [Notocactus rudibuenekeri]
                                                   [Parodia rudibuenekeri subsp. glomerata]
                                                   [Parodia rudibuenekeri subsp. rudibuenekeri]
                                            Parodia schumanniana
                                                   [Notocactus amplicostatus]
                                                   [Parodia ampliocostata]
                                                   [Parodia grossei]
                                              Parodia schumanniana subsp. claviceps
                                                     [Parodia claviceps]
                                              Parodia schumanniana subsp. schumanniana
                                                     [Notocactus schumannianus]
                                            Parodia schwebsiana
                                                   [Parodia applanata]
                                                   [Parodia minima]
                                                   [Parodia salmonea]
                                            Parodia scopa
                                                   [Malacocarpus scopa]
                                                   [Notocactus scopa]
                                              Parodia scopa subsp. marchesii
                                              Parodia scopa subsp. neobuenekeri
                                              Parodia scopa subsp. scopa
                                              Parodia scopa subsp. succinea
                                            Parodia stockingeri
                                                   [Notocactus stockingeri]
                                            Parodia stuemeri
                                                   [Parodia carminata]
                                                   [Parodia friciana]
                                                   [Parodia gutekunstiana]
                                                   [Parodia jujuyana]
                                                   [Parodia pseudostuemeri]
                                                   [Parodia rubricentra]
                                                   [Parodia scoparia]
                                                   [Parodia setosa]
                                                   [Parodia tilcarensis]
                                            Parodia subterranea
                                                   [Parodia culpinensis]
                                                   [Parodia miranda]
                                                   [Parodia occulta]
                                                   [Parodia pseudosubterranea]
                                                   [Parodia subterrranea]
                                                   [Parodia zaletaewana]
                                            Parodia succinea
                                            Parodia tabularis
                                            Parodia taratensis
                                                   [Parodia bilbaoensis]
                                                   [Parodia krahnii]
                                            Parodia tenuicylindrica
                                                   [Notocactus minimus]
                                                   [Notocactus tenuicylindricus]
                                            Parodia tuberculata
                                                   [Parodia firmissima]
                                                   [Parodia idiosa]
                                                   [Parodia multicostata]
                                                   [Parodia otuyensis]
                                                   [Parodia quechua]
                                                   [Parodia sotomayorensis]
                                                   [Parodia stereospina]
                                                   [Parodia sucrensis]
                                                   [Parodia tarabucina]
                                                   [Parodia yamparaezi]
                                                   [Parodia yamparaezii]
                                            Parodia turbinata
                                                   [Notocactus calvescens]
                                                   [Notocactus schaeferianus]
                                                   [Wigginsia schaeferiana]
                                                   [Wigginsia turbinata]
                                            Parodia turecekiana
                                            Parodia warasii
                                                   [Notocactus warasii]
                                            Parodia werdermanniana
                                                   [Notocactus ferrugineus]
                                                   [Notocactus memorialis]
                                                   [Notocactus vanvlietii]
                                                   [Notocactus werdermannianus]
                                    Pediocactus
                                            Pediocactus bradyi
                                                   [Pediocactus bradyi subsp. bradyi]
                                                   [Pediocactus simpsonii subsp. bradyi]
                                                   [Toumeya bradyi]
                                            Pediocactus despainii
                                                   [Pediocactus bradyi subsp. despainii]
                                                   [Pediocactus simpsonii var. despainii]
                                            Pediocactus glaucus
                                            Pediocactus knowltonii
                                                   [Pediocactus simpsonii var. knowltonii]
                                            Pediocactus knuthianus
                                            Pediocactus nigrispinus
                                                   [Pediocactus nigrispinus subsp. beastonii]
                                                   [Pediocactus nigrispinus subsp. nigrispinus]
                                                   [Pediocactus nigrispinus subsp. puebloensis]
                                                   [Pediocactus nigrispinus var. beastonii]
                                                   [Pediocactus simpsonii var. nigrispinus]
                                            Pediocactus paradinei
                                                   [Pediocactus simpsonii var. paradinei]
                                            Pediocactus parviflorus
                                              Pediocactus parviflorus subsp. havasupaiensis
                                            Pediocactus peeblesianus
                                                   [Echinocactus peeblesianus]
                                                   [Navajoa peeblesiana]
                                                   [Navajoa peeblesianus]
                                                   [Pediocactus peeblesianus var. maianus]
                                                   [Toumeya peeblesiana]
                                                   [Toumeya peeblesianus]
                                                   [Utahia peeblesiana]
                                                   [Utahia peeblesianus]
                                              Pediocactus peeblesianus subsp. fickeiseniae
                                                     [Pediocactus peeblesianus var. fickeiseniae]
                                              Pediocactus peeblesianus subsp. fickeiseniorum
                                                     [Navajoa fickeisenii]
                                                     [Navajoa peeblesiana subsp. fickeisenii]
                                                     [Navajoa peeblesiana var. fickeisenii]
                                                     [Pediocactus peeblesianus var. fickeisenii]
                                                     [Toumeya fickeisenii]
                                              Pediocactus peeblesianus subsp. peeblesianus
                                                     [Navajoa peeblesiana subsp. menzelii]
                                                     [Pediocactus peeblesianus var. peeblesianus]
                                            Pediocactus sileri
                                                   [Echinocactus sileri]
                                                   [Utahia sileri]
                                            Pediocactus simpsonii
                                                   [Mammillaria purpusii]
                                                   [Pediocactus hermannii]
                                                   [Pediocactus nigrispinus subsp. indranus]
                                                   [Pediocactus robustior]
                                                   [Pediocactus simpsonii subsp. bensonii]
                                                   [Pediocactus simpsonii subsp. idahoensis]
                                                   [Pediocactus simpsonii subsp. indranus]
                                                   [Pediocactus simpsonii subsp. robustior]
                                                   [Pediocactus simpsonii subsp. simpsonii]
                                                   [Pediocactus simpsonii var. indranus]
                                              Pediocactus simpsonii var. minor
                                              Pediocactus simpsonii var. robustior
                                              Pediocactus simpsonii var. simpsonii
                                                     [Echinocactus simpsonii var. robustior]
                                                     [Echinocactus simpsonii]
                                            Pediocactus winkleri
                                                   [Pediocactus bradyi subsp. winkleri]
                                                   [Pediocactus simpsonii var. winkleri]
                                            Pediocactus ysabelae
                                    Pelecyphora
                                            Pelecyphora aselliformis
                                            Pelecyphora chihuahuensis
                                              Pelecyphora chihuahuensis subsp. chihuahuensis
                                                     [Cactus strobiliformis]
                                            Pelecyphora missouriensis
                                              Pelecyphora missouriensis subsp. missouriensis
                                                     [Mammillaria wissmannii]
                                            Pelecyphora sneedii
                                              Pelecyphora sneedii subsp. orcuttii
                                                     [Coryphantha sneedii var. organensis]
                                                     [Coryphantha sneedii var. sandbergii]
                                              Pelecyphora sneedii subsp. sneedii
                                                     [Escobaria sneedii var. albicolumnaria]
                                            Pelecyphora strobiliformis
                                                   [Ariocarpus strobiliformis]
                                            Pelecyphora tuberculosa
                                                   [Coryphantha tuberculosa var. varicolor]
                                    Peniocereus
                                           [Cereus greggii var. aboriginum]
                                            Peniocereus castellae
                                            Peniocereus chiapensis
                                            Peniocereus cuixmalensis
                                            Peniocereus fosterianus
                                            Peniocereus greggii
                                                   [Peniocereus greggii subsp. greggii]
                                              Peniocereus greggii var. greggii
                                                     [Cereus greggii var. greggii]
                                                     [Cereus greggii]
                                              Peniocereus greggii var. transmontanus
                                                     [Cereus greggii var. transmontanus]
                                            Peniocereus guatemalensis
                                            Peniocereus hirschtianus
                                                   [Nyctocereus guatemalensis]
                                                   [Nyctocereus hirschtianus]
                                                   [Nyctocereus neumannii]
                                            Peniocereus johnstonii
                                            Peniocereus lazaro-cardenasii
                                                   [Neoevansia lazaro-cardenasii]
                                            Peniocereus macdougallii
                                            Peniocereus maculatus
                                            Peniocereus marianus
                                            Peniocereus oaxacensis
                                                   [Nyctocereus oaxacensis]
                                            Peniocereus occidentalis
                                            Peniocereus papillosus
                                                   [Wilcoxia papillosa]
                                            Peniocereus rosei
                                            Peniocereus serpentinus
                                                   [Cereus serpentinus]
                                                   [Nyctocereus castellanosii]
                                            Peniocereus striatus
                                                   [Cereus diguetii]
                                                   [Cereus striatus]
                                                   [Neoevansia striata]
                                                   [Peniocereus diguetii]
                                                   [Wilcoxia diguetii]
                                                   [Wilcoxia striata]
                                            Peniocereus tepalcatepecanus
                                            Peniocereus viperinus
                                                   [Cereus viperinus]
                                                   [Wilcoxia tomentosa]
                                                   [Wilcoxia viperina]
                                            Peniocereus zopilotensis
                                                   [Neoevansia zopilotensis]
                                                   [Wilcoxia zopilotensis]
                                    Pereskia
                                            Pereskia aculeata
                                                   [Cactus pereskia]
                                                   [Pereskia aculeata var. godseffiana]
                                                   [Pereskia pereskia]
                                            Pereskia aureiflora
                                            Pereskia bahiensis
                                            Pereskia bleo
                                            Pereskia conzattii
                                            Pereskia diaz-romeroana
                                            Pereskia diazromeroana
                                            Pereskia grandiflora
                                            Pereskia grandifolia
                                              Pereskia grandifolia subsp. grandifolia
                                                     [Pereskia tampicana]
                                              Pereskia grandifolia subsp. violacea
                                              Pereskia grandifolia var. grandifolia
                                            Pereskia guamacho
                                                   [Pereskia colombiana]
                                            Pereskia horrida
                                                   [Pereskia humboldtii]
                                                   [Pereskia vargasii]
                                              Pereskia horrida subsp. horrida
                                              Pereskia horrida subsp. rauhii
                                                     [Pereskia humboldtii var. rauhii]
                                            Pereskia lychnidiflora
                                                   [Leuenbergeria lychnidiflora]
                                                   [Pereskia autumnalis]
                                                   [Pereskiopsis opuntiiflora]
                                                   [Pereskiopsis pititache]
                                            Pereskia marcanoi
                                            Pereskia nemorosa
                                                   [Pereskia amapola]
                                            Pereskia pititache
                                            Pereskia portulacifolia
                                            Pereskia quisqueyana
                                            Pereskia sacharosa
                                                   [Pereskia moorei]
                                                   [Pereskia saipinensis]
                                                   [Pereskia sparsiflora]
                                            Pereskia stenantha
                                            Pereskia weberiana
                                            Pereskia zinniiflora
                                                   [Pereskia cubensis]
                                              Pereskia humboldtii var. humboldtii
                              Pereskioideae
                                    Pereskiopsis
                                            Pereskiopsis aquosa
                                            Pereskiopsis blakeana
                                            Pereskiopsis diguetii
                                                   [Pereskia higuerana]
                                                   [Pereskiopsis spathulata]
                                                   [Pereskiopsis velutina]
                                            Pereskiopsis kellermanii
                                                   [Pereskiopsis scandens]
                                            Pereskiopsis porteri
                                                   [Pereskiopsis gatesii]
                                            Pereskiopsis rotundifolia
                                                   [Pereskia rotundifolia]
                                                   [Pereskiopsis chapistle]
                                    Pfeiffera
                                            Pfeiffera asuntapatensis
                                            Pfeiffera boliviana
                                                   [Hariota boliviana]
                                                   [Lepismium bolivianum]
                                                   [Rhipsalis boliviana]
                                            Pfeiffera brevispina
                                                   [Lepismium brevispinum]
                                                   [Rhipsalis brevispina]
                                                   [Rhipsalis riocampanensis]
                                            Pfeiffera crenata
                                                   [Lepismium crenatum]
                                                   [Rhipsalis crenata]
                                            Pfeiffera ianthothele
                                                   [Lepismium ianthothele]
                                                   [Pfeiffera erecta]
                                                   [Pfeiffera gracilis]
                                                   [Pfeiffera mataralensis]
                                                   [Pfeiffera multigona]
                                            Pfeiffera incahuasina
                                            Pfeiffera micrantha
                                                   [Lepismium micranthum]
                                                   [Rhipsalis asperula]
                                            Pfeiffera miyagawae
                                                   [Lepismium miyagawae]
                                                   [Rhipsalis miyagawae]
                                            Pfeiffera monacantha
                                              Pfeiffera monacantha subsp. kimnachii
                                              Pfeiffera monacantha subsp. monacantha
                                                     [Acanthorhipsalis incahuasina]
                                            Pfeiffera paranganiensis
                                                   [Lepismium paranganiense]
                                                   [Rhipsalis paranganiensis]
                                    Phellosperma
                                    Phyllocactus
                                            Phyllocactus phyllanthus
                                    Pierrebraunia
                                            Pierrebraunia bahiensis
                                            Pierrebraunia brauniorum
                                    Pilocereus
                                            Pilocereus alensis
                                            Pilocereus bradei
                                            Pilocereus houlettii
                                            Pilocereus robinii
                                            Pilocereus royenii
                                    Pilosocereus
                                            Pilosocereus albisummus
                                                   [Pilosocereus estevesii]
                                                   [Pilosocereus goianus]
                                            Pilosocereus alensis
                                                   [Cephalocereus alensis]
                                                   [Cephalocereus guerreronis]
                                                   [Pilosocereus guerreronis]
                                            Pilosocereus arrabidae
                                                   [Cephalocereus arrabidae]
                                            Pilosocereus atroflavispinus
                                            Pilosocereus aureispinus
                                                   [Coleocephalocereus aureispinus]
                                            Pilosocereus aurilanatus
                                            Pilosocereus aurisetus
                                                   [Pilocereus aurisetus]
                                              Pilosocereus aurisetus subsp. aurilanatus
                                              Pilosocereus aurisetus subsp. aurisetus
                                                     [Pilosocereus aurisetus subsp. densilanatus]
                                                     [Pilosocereus aurisetus subsp. supthutianus]
                                                     [Pilosocereus aurisetus subsp. werdermannianus]
                                            Pilosocereus azulensis
                                            Pilosocereus azureus
                                            Pilosocereus bahamensis
                                            Pilosocereus bohlei
                                            Pilosocereus bradei
                                            Pilosocereus brasiliensis
                                                   [Cephalocereus brasiliensis]
                                                   [Pilosocereus sublanatus]
                                              Pilosocereus brasiliensis subsp. brasiliensis
                                              Pilosocereus brasiliensis subsp. ruschianus
                                            Pilosocereus braunii
                                            Pilosocereus catingicola
                                                   [Cephalocereus catingicola]
                                                   [Pilosocereus arenicola]
                                              Pilosocereus catingicola subsp. catingicola
                                                     [Pilosocereus catingicola subsp. arenicola]
                                                     [Pilosocereus catingicola subsp. robustus]
                                              Pilosocereus catingicola subsp. salvadorensis
                                                     [Pilosocereus catingicola subsp. hapalacanthus]
                                            Pilosocereus cenepequei
                                            Pilosocereus chrysacanthus
                                                   [Cephalocereus chrysacanthus]
                                            Pilosocereus chrysostele
                                            Pilosocereus coerulescens
                                            Pilosocereus collinsii
                                                   [Cephalocereus collinsii]
                                            Pilosocereus curtisii
                                                   [Pilocereus urbanianus]
                                            Pilosocereus cyaneus
                                            Pilosocereus densiareolatus
                                                   [Pilosocereus densiareolatus subsp. brunneolanatus]
                                            Pilosocereus diersianus
                                            Pilosocereus flavipulvinatus
                                                   [Pilosocereus carolinensis]
                                                   [Pilosocereus flavipulvinatus subsp. carolinensis]
                                                   [Pilosocereus flavipulvinatus var. carolinensis]
                                            Pilosocereus flexibilispinus
                                            Pilosocereus floccosus
                                                   [Pilocereus floccosus]
                                              Pilosocereus floccosus subsp. floccosus
                                              Pilosocereus floccosus subsp. quadricostatus
                                            Pilosocereus fulvilanatus
                                              Pilosocereus fulvilanatus subsp. fulvilanatus
                                                     [Pilosocereus fulvilanatus subsp. vanheekianus]
                                              Pilosocereus fulvilanatus subsp. rosae
                                            Pilosocereus gaumeri
                                            Pilosocereus glaucochrous
                                            Pilosocereus gounellei
                                                   [Cephalocereus gounellei]
                                              Pilosocereus gounellei subsp. gounellei
                                              Pilosocereus gounellei subsp. zehntneri
                                            Pilosocereus hapalacanthus
                                            Pilosocereus juaruensis
                                                   [Pilosocereus densivillosus]
                                                   [Pilosocereus paraguayensis]
                                                   [Pilosocereus saudadensis]
                                            Pilosocereus lanuginosus
                                                   [Cephalocereus colombianus]
                                                   [Cephalocereus lanuginosus]
                                                   [Cephalocereus tweedyanus]
                                                   [Cereus lanuginosus]
                                                   [Pilosocereus backebergii]
                                                   [Pilosocereus claroviridis]
                                                   [Pilosocereus colombianus]
                                                   [Pilosocereus gironensis]
                                                   [Pilosocereus tillianus]
                                                   [Pilosocereus tuberculosus]
                                            Pilosocereus leucocephalus
                                                   [Cephalocereus leucocephalus]
                                                   [Cephalocereus maxonii]
                                                   [Cephalocereus palmeri]
                                                   [Cephalocereus sartorianus]
                                                   [Pilosocereus maxonii]
                                                   [Pilosocereus palmeri]
                                                   [Pilosocereus sartorianus]
                                                   [Pilosocereus tehuacanus]
                                            Pilosocereus machrisii
                                                   [Cephalocereus machrisii]
                                                   [Pilosocereus cristalinensis]
                                                   [Pilosocereus lindaianus]
                                            Pilosocereus magnificus
                                            Pilosocereus minensis
                                            Pilosocereus mollispinus
                                            Pilosocereus moritzianus
                                                   [Cephalocereus moritzianus]
                                            Pilosocereus multicostatus
                                            Pilosocereus oligolepis
                                                   [Pilosocereus kanukuensis]
                                                   [Pilosocereus oligolepis subsp. kanukuensis]
                                            Pilosocereus oreus
                                            Pilosocereus pachycladus
                                              Pilosocereus pachycladus subsp. pachycladus
                                              Pilosocereus pachycladus subsp. pernambucoensis
                                                     [Pilosocereus pernambucoensis var. caesius]
                                            Pilosocereus parvus
                                            Pilosocereus pentaedrophorus
                                                   [Cephalocereus pentaedrophorus]
                                              Pilosocereus pentaedrophorus subsp. pentaedrophorus
                                              Pilosocereus pentaedrophorus subsp. robustus
                                            Pilosocereus pernambucoensis
                                            Pilosocereus piauhyensis
                                                   [Cephalocereus piauhyensis]
                                                   [Pilosocereus gaturianensis]
                                                   [Pilosocereus mucosiflorus]
                                                   [Pilosocereus piauhyensis subsp. gaturianensis]
                                                   [Pilosocereus piauhyensis subsp. mucosiflorus]
                                            Pilosocereus pleurocarpus
                                            Pilosocereus polygonus
                                                   [Cephalocereus bahamensis]
                                                   [Cephalocereus brooksianus]
                                                   [Cephalocereus polygonus]
                                                   [Cephalocereus robinii]
                                                   [Cereus monoclonos]
                                                   [Pilosocereus brooksianus]
                                                   [Pilosocereus deeringii]
                                                   [Pilosocereus keyensis]
                                            Pilosocereus purpusii
                                            Pilosocereus pusillibaccatus
                                            Pilosocereus pusilliflorus
                                            Pilosocereus quadricentralis
                                                   [Cephalocereus quadricentralis]
                                            Pilosocereus quadricostatus
                                            Pilosocereus robinii
                                              Pilosocereus robinii subsp. robinii
                                                     [Pilocereus bahamensis]
                                              Pilosocereus robinii var. deeringii
                                              Pilosocereus robinii var. robinii
                                                     [Cactus robinii]
                                            Pilosocereus robustus
                                            Pilosocereus rosae
                                            Pilosocereus royenii
                                                   [Cephalocereus barbadensis]
                                                   [Cephalocereus gaumeri]
                                                   [Cephalocereus millspaughii]
                                                   [Cephalocereus monoclonos]
                                                   [Cephalocereus nobilis]
                                                   [Cephalocereus royenii]
                                                   [Cephalocereus swartzii]
                                                   [Cereus royenii]
                                                   [Pilocereus strictus]
                                                   [Pilosocereus barbadensis]
                                                   [Pilosocereus millspaughii]
                                                   [Pilosocereus monoclonos]
                                                   [Pilosocereus nobilis]
                                                   [Pilosocereus swartzii]
                                                   [Pilosocereus urbanianus]
                                            Pilosocereus rupicola
                                            Pilosocereus ruschianus
                                            Pilosocereus salvadorensis
                                            Pilosocereus schoebelii
                                            Pilosocereus sergipensis
                                            Pilosocereus splendidus
                                            Pilosocereus superbus
                                            Pilosocereus superfloccosus
                                            Pilosocereus supthutianus
                                            Pilosocereus tuberculatus
                                            Pilosocereus tweedyanus
                                            Pilosocereus ulei
                                                   [Cephalocereus robustus]
                                            Pilosocereus vilaboensis
                                                   [Pilosocereus rizzoanus]
                                                   [Pilosocereus rizzoianus]
                                            Pilosocereus werdermannianus
                                            Pilosocereus x occultiflorus
                                            Pilosocereus x subsimilis
                                            Pilosocereus zehnteri
                                    Piptanthocereus
                                            Piptanthocereus colosseus
                                            Piptanthocereus crassisepalus
                                    Platyopuntia
                                    Polaskia
                                            Polaskia chende
                                                   [Lemaireocereus chende]
                                                   [Myrtillocactus chende]
                                            Polaskia chichipe
                                                   [Lemaireocereus chichipe]
                                                   [Lemaireocereus mixtecensis]
                                                   [Myrtillocactus chichipe]
                                    Praecereus
                                            Praecereus amazonicus
                                            Praecereus apoloensis
                                            Praecereus campinensis
                                            Praecereus euchlorus
                                                   [Cereus euchlorus]
                                                   [Monvillea euchlora]
                                              Praecereus euchlorus subsp. amazonicus
                                              Praecereus euchlorus subsp. diffusus
                                              Praecereus euchlorus subsp. euchlorus
                                                     [Cereus campinensis subsp. piedadensis]
                                                     [Cereus campinensis var. piedadensis]
                                                     [Cereus euchlorus subsp. leucanthus]
                                              Praecereus euchlorus subsp. jaenensis
                                              Praecereus euchlorus subsp. smithianus
                                            Praecereus jaenensis
                                            Praecereus maritimus
                                            Praecereus saxicola
                                                   [Cereus euchlorus subsp. rhodoleucanthus]
                                                   [Cereus rhodoleucanthus]
                                                   [Cereus ritteri subsp. parapetiensis]
                                                   [Cereus ritteri]
                                                   [Cereus saxicola]
                                                   [Monvillea chacoana]
                                                   [Monvillea parapetiensis]
                                                   [Monvillea rhodoleucantha]
                                                   [Monvillea saxicola]
                                            Praecereus smithianus
                                    Pseudoacanthocereus
                                            Pseudoacanthocereus brasiliensis
                                                   [Pseudoacanthocereus boreominarum]
                                            Pseudoacanthocereus sicariguensis
                                    Pseudomitrocereus
                                    Pseudorhipsalis
                                            Pseudorhipsalis acuminata
                                                   [Disocactus acuminatus]
                                                   [Disocactus horichii]
                                                   [Pseudorhipsalis horichii]
                                            Pseudorhipsalis alata
                                                   [Disocactus alatus]
                                                   [Rhipsalis alata]
                                            Pseudorhipsalis amazonica
                                              Pseudorhipsalis amazonica subsp. amazonica
                                              Pseudorhipsalis amazonica subsp. chocoensis
                                              Pseudorhipsalis amazonica subsp. panamensis
                                                     [Wittia panamensis]
                                            Pseudorhipsalis himantoclada
                                                   [Disocactus himantocladus]
                                                   [Rhipsalis himantoclada]
                                            Pseudorhipsalis lankesteri
                                                   [Disocactus lankesteri]
                                            Pseudorhipsalis ramulosa
                                                   [Disocactus ramulosus]
                                                   [Rhipsalis angustissima]
                                                   [Rhipsalis angustissimus]
                                                   [Rhipsalis leiophloea]
                                                   [Rhipsalis purpusii]
                                              Pseudorhipsalis ramulosa subsp. jamaicensis
                                                     [Rhipsalis jamaicensis]
                                              Pseudorhipsalis ramulosa subsp. ramulosa
                                    Pterocactus
                                            Pterocactus araucanus
                                            Pterocactus australis
                                            Pterocactus fischeri
                                            Pterocactus gonjianii
                                            Pterocactus hickenii
                                                   [Pterocactus skottsbergii]
                                            Pterocactus megliolii
                                            Pterocactus reticulatus
                                            Pterocactus tuberosus
                                                   [Pterocactus decipiens]
                                                   [Pterocactus kuntzei]
                                            Pterocactus valentini
                                                   [Pterocactus pumilus]
                                                   [Pterocactus valentinii]
                                    Pterocereus
                                            Pterocereus gaumeri
                                                   [Pterocereus foetidus]
                                    Pygmaeocereus
                                            Pygmaeocereus bieblii
                                            Pygmaeocereus bylesianus
                                            Pygmaeocereus familiaris
                                    Pyrrhocactus
                                            Pyrrhocactus atroviridis
                                            Pyrrhocactus carrizalensis
                                            Pyrrhocactus echinus
                                            Pyrrhocactus floccosus
                                            Pyrrhocactus glaucescens
                                            Pyrrhocactus huascensis
                                            Pyrrhocactus neohankeanus
                                            Pyrrhocactus simulans
                                            Pyrrhocactus transitensis
                                            Pyrrhocactus vallenarensis
                                    Quiabentia
                                            Quiabentia verticillata
                                                   [Pereskia pflanzii]
                                                   [Pereskia verticillata]
                                                   [Quiabentia chacoensis]
                                                   [Quiabentia pereziensis]
                                                   [Quiabentia pflanzii]
                                            Quiabentia zehntneri
                                                   [Pereskia zehntneri]
                                    Rapicactus
                                            Rapicactus beguinii
                                    Rathbunia
                                            Rathbunia alamosensis
                                    Rauhocereus
                                            Rauhocereus riosaniensis
                                              Rauhocereus riosaniensis subsp. jaenensis
                                              Rauhocereus riosaniensis subsp. riosaniensis
                                    Rebutia
                                           [Cereus pentaedrophorus]
                                            Rebutia albiflora
                                            Rebutia albopectinata
                                                   [Rebutia schatzliana]
                                                   [Rebutia supthutiana]
                                            Rebutia arenacea
                                                   [Sulcorebutia arenacea]
                                                   [Weingartia arenacea]
                                            Rebutia auranitida
                                            Rebutia aureiflora
                                            Rebutia breviflora
                                                   [Rebutia caineana]
                                                   [Rebutia haseltonii]
                                                   [Sulcorebutia breviflora]
                                                   [Sulcorebutia caineana]
                                                   [Sulcorebutia haseltonii]
                                                   [Weingartia breviflora]
                                                   [Weingartia caineana]
                                                   [Weingartia haseltonii]
                                            Rebutia canigueralii
                                                   [Rebutia canigueralii subsp. canigueralii]
                                                   [Sulcorebutia canigueralii]
                                                   [Sulcorebutia fischeriana]
                                                   [Sulcorebutia losenickyana]
                                                   [Sulcorebutia pasopayana]
                                                   [Sulcorebutia ritteri]
                                                   [Sulcorebutia zavaletae]
                                                   [Weingartia alba]
                                                   [Weingartia brevispina]
                                                   [Weingartia canigueralii]
                                                   [Weingartia losenickyana]
                                                   [Weingartia pasopayana]
                                                   [Weingartia ritteri]
                                                   [Weingartia rubro-aurea]
                                                   [Weingartia tarabucoensis]
                                                   [Weingartia zavaletae]
                                            Rebutia cardenasiana
                                                   [Sulcorebutia cardenasiana]
                                                   [Sulcorebutia langeri]
                                                   [Weingartia cardenasiana]
                                            Rebutia cintia
                                            Rebutia cylindrica
                                                   [Sulcorebutia cylindrica]
                                                   [Weingartia cylindrica]
                                            Rebutia deminuta
                                                   [Rebutia pseudodeminuta]
                                              Rebutia deminuta subsp. deminuta
                                                     [Rebutia froehlichiana]
                                                     [Rebutia frohlichiana]
                                                     [Rebutia fulviseta]
                                                     [Rebutia fusca]
                                                     [Rebutia mamillosa]
                                                     [Rebutia patericalyx]
                                                     [Rebutia pseudominuscula]
                                                     [Rebutia rubiginosa]
                                                     [Rebutia spegazziniana]
                                                     [Rebutia sumayana]
                                                     [Rebutia tarvitaensis]
                                                     [Rebutia tuberosa]
                                                     [Rebutia vulpina]
                                                     [Rebutia zecheri]
                                              Rebutia deminuta subsp. kupperiana
                                                     [Rebutia albiareolata]
                                                     [Rebutia buiningiana]
                                                     [Rebutia kupperiana]
                                                     [Rebutia minutissima]
                                                     [Rebutia nitida]
                                                     [Rebutia nogalesensis]
                                                     [Rebutia robustispina]
                                                     [Rebutia sanguinea]
                                                     [Rebutia wahliana]
                                            Rebutia einsteinii
                                                   [Lobivia einsteinii]
                                              Rebutia einsteinii subsp. aureiflora
                                                     [Mediolobivia euanthema var. fricii]
                                                     [Rebutia aureiflora subsp. elegans]
                                                     [Rebutia aureiflora var. elegans]
                                              Rebutia einsteinii subsp. einsteinii
                                              Rebutia einsteinii subsp. gonjianii
                                            Rebutia euanthema
                                            Rebutia fabrisii
                                            Rebutia fidana
                                                   [Rebutia fidaiana]
                                                   [Sulcorebutia fidaiana]
                                                   [Weingartia fidaiana]
                                              Rebutia fidana subsp. cintiensis
                                                     [Rebutia fidaiana subsp. cintiensis]
                                                     [Weingartia fidaiana subsp. cintiensis]
                                              Rebutia fidana subsp. fidana
                                                     [Rebutia fidaiana subsp. fidaiana]
                                            Rebutia fiebrigii
                                                   [Mediolobivia ithyacantha]
                                                   [Rebutia albipilosa]
                                                   [Rebutia archibuiningiana]
                                                   [Rebutia cajasensis]
                                                   [Rebutia cintiensis]
                                                   [Rebutia donaldiana]
                                                   [Rebutia flavistyla]
                                                   [Rebutia hoffmannii]
                                                   [Rebutia iscayachensis]
                                                   [Rebutia jujuyana]
                                                   [Rebutia kieslingii]
                                                   [Rebutia muscula]
                                                   [Rebutia narvaecense]
                                                   [Rebutia narvaecensis]
                                                   [Rebutia pulchella]
                                                   [Rebutia simoniana]
                                                   [Rebutia spinosissima]
                                                   [Rebutia tamboensis]
                                                   [Rebutia vallegrandensis]
                                                   [Rebutia walteri]
                                            Rebutia fischeriana
                                            Rebutia glomeriseta
                                                   [Rebutia candiae]
                                                   [Rebutia menesesii]
                                                   [Sulcorebutia candiae]
                                                   [Sulcorebutia glomeriseta]
                                                   [Sulcorebutia krahnii]
                                                   [Sulcorebutia menesesii var. kamiensis]
                                                   [Sulcorebutia menesesii var. muschii]
                                                   [Sulcorebutia menesesii]
                                                   [Sulcorebutia muschii]
                                                   [Sulcorebutia xanthoantha]
                                                   [Weingartia candiae]
                                                   [Weingartia glomeriseta]
                                                   [Weingartia glomerispina]
                                                   [Weingartia krahnii]
                                                   [Weingartia menesesii]
                                                   [Weingartia muschii]
                                            Rebutia gonjianii
                                            Rebutia heliosa
                                            Rebutia krugerae
                                                   [Rebutia steinbachii subsp. kruegerae]
                                                   [Rebutia steinbachii subsp. kruegeri]
                                                   [Sulcorebutia krugerae]
                                                   [Sulcorebutia steinbachii subsp. krugerae]
                                                   [Weingartia krugerae]
                                            Rebutia mentosa
                                                   [Sulcorebutia mentosa]
                                                   [Weingartia mentosa]
                                              Rebutia mentosa subsp. mentosa
                                                     [Sulcorebutia markusii subsp. tintiniensis]
                                                     [Sulcorebutia mentosa subsp. flavissima]
                                              Rebutia mentosa subsp. purpurea
                                            Rebutia minuscula
                                                   [Rebutia calliantha]
                                                   [Rebutia carminea]
                                                   [Rebutia chrysacantha]
                                                   [Rebutia graciliflora]
                                                   [Rebutia grandiflora]
                                                   [Rebutia hyalacantha]
                                                   [Rebutia kariusiana]
                                                   [Rebutia krainziana]
                                                   [Rebutia marsoneri]
                                                   [Rebutia minuscula subsp. grandiflora]
                                                   [Rebutia minuscula subsp. violaciflora]
                                                   [Rebutia minuscula var. grandiflora]
                                                   [Rebutia senilis subsp. chrysacantha]
                                                   [Rebutia senilis var. chrysacantha]
                                                   [Rebutia senilis]
                                                   [Rebutia violaciflora]
                                                   [Rebutia wessneriana subsp. beryllioides]
                                                   [Rebutia wessneriana var. beryllioides]
                                                   [Rebutia wessneriana]
                                                   [Rebutia xanthocarpa]
                                            Rebutia neocumingii
                                                   [Sulcorebutia neocumingii]
                                                   [Weingartia neocumingii]
                                              Rebutia neocumingii subsp. lanata
                                                     [Rebutia neocumingii subsp. pilcomayensis]
                                                     [Rebutia neocumingii subsp. riograndensis]
                                                     [Sulcorebutia lanata]
                                                     [Sulcorebutia longigibba]
                                                     [Sulcorebutia pilcomayensis]
                                                     [Sulcorebutia riograndensis]
                                                     [Weingartia lanata subsp. longigibba]
                                                     [Weingartia lanata subsp. pilcomayensis]
                                                     [Weingartia lanata subsp. riograndensis]
                                                     [Weingartia lanata]
                                                     [Weingartia longigibba]
                                                     [Weingartia pilcomayensis]
                                                     [Weingartia riograndensis]
                                              Rebutia neocumingii subsp. neocumingii
                                                     [Lobivia cumingii]
                                                     [Rebutia corroana]
                                                     [Rebutia neocumingii subsp. trollii]
                                                     [Sulcorebutia corroana]
                                                     [Sulcorebutia erinacea]
                                                     [Sulcorebutia hediniana]
                                                     [Sulcorebutia multispina]
                                                     [Sulcorebutia neocorroana]
                                                     [Sulcorebutia platygona]
                                                     [Weingartia ambigua]
                                                     [Weingartia attenuata]
                                                     [Weingartia brachygraphisa]
                                                     [Weingartia buiningiana]
                                                     [Weingartia columnaris]
                                                     [Weingartia corroana]
                                                     [Weingartia erinacea]
                                                     [Weingartia gracilispina]
                                                     [Weingartia hediniana]
                                                     [Weingartia mairanana]
                                                     [Weingartia mataralensis]
                                                     [Weingartia miranda]
                                                     [Weingartia multispina]
                                                     [Weingartia neglecta]
                                                     [Weingartia platygona]
                                                     [Weingartia saetosa]
                                                     [Weingartia trollii]
                                              Rebutia neocumingii subsp. pulquinensis
                                                     [Rebutia neocumingii subsp. saipinensis]
                                                     [Sulcorebutia pulquinensis]
                                                     [Sulcorebutia sucrensis]
                                                     [Weingartia neocumingii subsp. pulquinensis]
                                                     [Weingartia pulquinensis]
                                                     [Weingartia saipinensis]
                                                     [Weingartia sucrensis]
                                            Rebutia neumanniana
                                                   [Gymnocalycium neumannianum]
                                                   [Sulcorebutia neumanniana]
                                                   [Weingartia kargliana]
                                                   [Weingartia neumanniana]
                                                   [Weingartia pygmaea]
                                            Rebutia oculata
                                            Rebutia oligacantha
                                                   [Sulcorebutia tarijensis]
                                                   [Weingartia oligacantha]
                                                   [Weingartia sanguineo-tarijensis]
                                                   [Weingartia tarijensis]
                                            Rebutia padcayensis
                                                   [Rebutia singularis]
                                                   [Weingartia margarethae]
                                            Rebutia perplexa
                                            Rebutia pulchra
                                                   [Rebutia canigueralii subsp. crispata]
                                                   [Rebutia canigueralii subsp. pulchra]
                                                   [Rebutia caracarensis]
                                                   [Rebutia inflexiseta]
                                                   [Rebutia pulchera]
                                                   [Sulcorebutia caracarensis]
                                                   [Sulcorebutia crispata]
                                                   [Sulcorebutia frankiana]
                                                   [Sulcorebutia gerosenilis]
                                                   [Sulcorebutia hertusii subsp. aureicapillata]
                                                   [Sulcorebutia hertusii]
                                                   [Sulcorebutia inflexiseta]
                                                   [Sulcorebutia rauschii]
                                                   [Weingartia aureispina]
                                                   [Weingartia caracarensis]
                                                   [Weingartia crispata]
                                                   [Weingartia frankiana]
                                                   [Weingartia inflexiseta]
                                                   [Weingartia pulchra]
                                                   [Weingartia rauschii]
                                            Rebutia pulvinosa
                                              Rebutia pulvinosa subsp. albiflora
                                              Rebutia pulvinosa subsp. perplexa
                                              Rebutia pulvinosa subsp. pulvinosa
                                            Rebutia pygmaea
                                                   [Lobivia atrovirens]
                                                   [Lobivia neohaageana]
                                                   [Lobivia nigricans]
                                                   [Lobivia nigrispina]
                                                   [Lobivia orurensis]
                                                   [Lobivia pectinata]
                                                   [Mediolobivia haefneriana]
                                                   [Mediolobivia nigricans]
                                                   [Mediolobivia pygmaea]
                                                   [Rebutia atrovirens]
                                                   [Rebutia canacruzensis]
                                                   [Rebutia carmeniana]
                                                   [Rebutia colorea]
                                                   [Rebutia diersiana var. atrovirens]
                                                   [Rebutia diersiana]
                                                   [Rebutia eos]
                                                   [Rebutia friedrichiana]
                                                   [Rebutia gracilispina]
                                                   [Rebutia iridescens]
                                                   [Rebutia lanosiflora]
                                                   [Rebutia leucanthema]
                                                   [Rebutia mixta]
                                                   [Rebutia mixticolor]
                                                   [Rebutia mudanensis]
                                                   [Rebutia nigricans]
                                                   [Rebutia odontopetala]
                                                   [Rebutia orurensis]
                                                   [Rebutia pallida]
                                                   [Rebutia pauciareolata]
                                                   [Rebutia paucicostata]
                                                   [Rebutia rosalbiflora var. amblypetala]
                                                   [Rebutia rosalbiflora]
                                                   [Rebutia rutiliflora]
                                                   [Rebutia salpingantha]
                                                   [Rebutia torquata]
                                                   [Rebutia tropaeolipicta]
                                                   [Rebutia villazonensis]
                                                   [Rebutia violascens]
                                                   [Rebutia yuquinensis]
                                            Rebutia ritteri
                                                   [Lobivia ritteri]
                                                   [Mediolobivia ritteri]
                                                   [Rebutia brunescens]
                                                   [Rebutia huasiensis]
                                                   [Rebutia raulii]
                                            Rebutia sarothroides
                                            Rebutia steinbachii
                                                   [Sulcorebutia steinbachii]
                                                   [Weingartia steinbachii]
                                              Rebutia steinbachii subsp. steinbachii
                                                     [Lobivia hoffmanniana]
                                                     [Rebutia glomerispina]
                                                     [Rebutia polymorpha]
                                                     [Rebutia taratensis]
                                                     [Rebutia tuberculato-chrysantha]
                                                     [Rebutia tunariensis]
                                                     [Rebutia vizcarrae]
                                                     [Sulcorebutia cochabambina]
                                                     [Sulcorebutia glomerispina]
                                                     [Sulcorebutia hoffmanniana]
                                                     [Sulcorebutia lepida]
                                                     [Sulcorebutia mariana]
                                                     [Sulcorebutia mizquensis]
                                                     [Sulcorebutia pampagrandensis]
                                                     [Sulcorebutia polymorpha]
                                                     [Sulcorebutia steinbachii var. australis]
                                                     [Sulcorebutia taratensis]
                                                     [Sulcorebutia tuberculato-chrysantha]
                                                     [Sulcorebutia tunariensis]
                                                     [Sulcorebutia vizcarrae]
                                                     [Weingartia ansaldoensis]
                                                     [Weingartia backebergiana]
                                                     [Weingartia clavata]
                                                     [Weingartia croceareolata]
                                                     [Weingartia electracantha]
                                                     [Weingartia lepida]
                                                     [Weingartia minima]
                                                     [Weingartia mizquensis]
                                                     [Weingartia oenantha]
                                                     [Weingartia pampagrandensis]
                                                     [Weingartia polymorpha]
                                                     [Weingartia taratensis]
                                                     [Weingartia totoralensis]
                                                     [Weingartia totorensis]
                                                     [Weingartia tuberculato-chrysantha]
                                                     [Weingartia tunariensis]
                                                     [Weingartia viscarrae]
                                                     [Weingartia vizcarrae]
                                              Rebutia steinbachii subsp. tiraquensis
                                                     [Rebutia tiraquensis]
                                                     [Sulcorebutia tiraquensis]
                                                     [Weingartia tiraquensis]
                                              Rebutia steinbachii subsp. verticillacantha
                                                     [Sulcorebutia verticillacantha]
                                                     [Weingartia verticillacantha]
                                            Rebutia steinmannii
                                                   [Lobivia brachyantha]
                                                   [Lobivia eucaliptana]
                                                   [Lobivia steinmannii]
                                                   [Mediolobivia brachiantha]
                                                   [Mediolobivia costata]
                                                   [Mediolobivia eucaliptana]
                                                   [Mediolobivia steinmannii]
                                                   [Rebutia brachyantha]
                                                   [Rebutia brunneoradicata]
                                                   [Rebutia camargoensis]
                                                   [Rebutia christinae]
                                                   [Rebutia costata]
                                                   [Rebutia eucaliptana]
                                                   [Rebutia poecilantha]
                                                   [Rebutia potosina]
                                                   [Rebutia rauschii]
                                            Rebutia tarijensis
                                            Rebutia vasqueziana
                                                   [Sulcorebutia alba]
                                                   [Sulcorebutia vasqueziana]
                                    Rhipsalis
                                           [Erythrorhipsalis]
                                           [Rhipsalis goebeliana]
                                            Rhipsalis agudoensis
                                            Rhipsalis baccifera
                                                   [Cassytha baccifera]
                                                   [Rhipsalis bartlettii]
                                                   [Rhipsalis cassutha]
                                                   [Rhipsalis cassuthopsis]
                                                   [Rhipsalis cassytha]
                                                   [Rhipsalis cassythoides]
                                                   [Rhipsalis cassythoydes]
                                                   [Rhipsalis heptagona]
                                                   [Rhipsalis hylaea]
                                                   [Rhipsalis minutiflora]
                                                   [Rhipsalis undulata]
                                              Rhipsalis baccifera subsp. baccifera
                                                     [Rhipsalis guineensis]
                                                     [Rhipsalis zanzibarica]
                                              Rhipsalis baccifera subsp. cleistogama
                                              Rhipsalis baccifera subsp. erythrocarpa
                                                     [Rhipsalis erythrocarpa]
                                              Rhipsalis baccifera subsp. hileiabaiana
                                              Rhipsalis baccifera subsp. horrida
                                                     [Rhipsalis pilosa]
                                              Rhipsalis baccifera subsp. mauritiana
                                                     [Rhipsalis baccifera subsp. fortdauphinensis]
                                                     [Rhipsalis cassytha var. mauritiana]
                                              Rhipsalis baccifera subsp. shaferi
                                                     [Rhipsalis shaferi]
                                            Rhipsalis burchellii
                                            Rhipsalis campos-portoana
                                            Rhipsalis cereoides
                                            Rhipsalis cereuscula
                                                   [Rhipsalis penduliflora]
                                                   [Rhipsalis saglionis]
                                                   [Rhipsalis simmleri]
                                            Rhipsalis clavata
                                            Rhipsalis cribrata
                                            Rhipsalis crispata
                                            Rhipsalis cuneata
                                            Rhipsalis dissimilis
                                                   [Lepismium chrysanthum]
                                                   [Lepismium dissimile]
                                                   [Lepismium epiphyllanthoides]
                                                   [Lepismium saxatile]
                                                   [Rhipsalis chrysantha]
                                                   [Rhipsalis rigida]
                                                   [Rhipsalis saxatile]
                                                   [Rhipsalis spinescens]
                                            Rhipsalis elliptica
                                                   [Rhipsalis chloroptera]
                                            Rhipsalis ewaldiana
                                            Rhipsalis floccosa
                                                   [Lepismium floccosum]
                                              Rhipsalis floccosa subsp. floccosa
                                              Rhipsalis floccosa subsp. hohenauensis
                                              Rhipsalis floccosa subsp. oreophila
                                              Rhipsalis floccosa subsp. pittieri
                                              Rhipsalis floccosa subsp. pulvinigera
                                              Rhipsalis floccosa subsp. tucumanensis
                                            Rhipsalis flosculosa
                                            Rhipsalis gibberula
                                            Rhipsalis grandiflora
                                                   [Lepismium grandiflorum]
                                                   [Rhipsalis fastigiata]
                                                   [Rhipsalis hadrosoma]
                                            Rhipsalis hoelleri
                                            Rhipsalis hohenauensis
                                            Rhipsalis juengeri
                                            Rhipsalis lindbergiana
                                                   [Rhipsalis densiareolata]
                                            Rhipsalis lumbricoides
                                            Rhipsalis mesembryanthemoides
                                                   [Rhipsalis mesembryanthoides]
                                            Rhipsalis micrantha
                                                   [Rhipsalis kirbergii]
                                                   [Rhipsalis rauhiorum]
                                                   [Rhipsalis roseana]
                                                   [Rhipsalis tonduzii]
                                                   [Rhipsalis wercklei]
                                            Rhipsalis monacantha
                                                   [Lepismium monacanthum]
                                            Rhipsalis monteazulensis
                                            Rhipsalis neves-armondii
                                                   [Lepismium megalanthum]
                                                   [Lepismium neves-armondii]
                                                   [Rhipsalis megalantha]
                                            Rhipsalis oblonga
                                                   [Rhipsalis crispimarginata]
                                            Rhipsalis occidentalis
                                            Rhipsalis olivifera
                                            Rhipsalis ormindoi
                                            Rhipsalis pacheco-leonis
                                                   [Lepismium pacheco-leonis]
                                              Rhipsalis pacheco-leonis subsp. catenulata
                                              Rhipsalis pacheco-leonis subsp. pacheco-leonis
                                            Rhipsalis pachyptera
                                                   [Rhipsalis dusenii]
                                                   [Rhipsalis robusta]
                                            Rhipsalis paradoxa
                                              Rhipsalis paradoxa subsp. paradoxa
                                                     [Lepismium paradoxum]
                                              Rhipsalis paradoxa subsp. septentrionalis
                                            Rhipsalis parasitica
                                              Rhipsalis parasitica subsp. horrida
                                                     [Rhipsalis horrida]
                                              Rhipsalis parasitica subsp. parasitica
                                                     [Rhipsalis fasciculata]
                                            Rhipsalis pentaptera
                                            Rhipsalis pilocarpa
                                                   [Erythrorhipsalis pilocarpa]
                                            Rhipsalis pittieri
                                            Rhipsalis platycarpa
                                            Rhipsalis pulchra
                                            Rhipsalis pulvinigera
                                            Rhipsalis puniceodiscus
                                                   [Lepismium puniceodiscus var. chrysocarpum]
                                                   [Rhipsalis chrysocarpa]
                                            Rhipsalis ramulosa
                                            Rhipsalis rhombea
                                            Rhipsalis russellii
                                            Rhipsalis sarmentacea
                                            Rhipsalis sulcata
                                            Rhipsalis teres
                                                   [Rhipsalis alboareolata]
                                                   [Rhipsalis capilliformis]
                                                   [Rhipsalis clavellina]
                                                   [Rhipsalis conferta]
                                                   [Rhipsalis heteroclada]
                                                   [Rhipsalis maricaensis]
                                                   [Rhipsalis prismatica]
                                                   [Rhipsalis virgata]
                                            Rhipsalis trigona
                                                   [Lepismium trigonum]
                                            Rhipsalis tucumanensis
                                    Ripsalis
                                    Ritterocereus
                                    Samaipaticereus
                                            Samaipaticereus corroanus
                                            Samaipaticereus inquisivensis
                                    Schlumbergera
                                           [Schlumbergera x exotica]
                                           [Schlumbergera x reginae]
                                            Schlumbergera bridgesii
                                            Schlumbergera gaertneri
                                            Schlumbergera kautskyi
                                                   [Schlumbergera truncata subsp. kautskyi]
                                            Schlumbergera microsphaerica
                                                   [Cereus microsphaericus]
                                                   [Schlumbergera microsphaerica subsp. candida]
                                                   [Schlumbergera microsphaerica subsp. microsphaerica]
                                                   [Schlumbergera obtusangula]
                                            Schlumbergera opuntioides
                                            Schlumbergera orssichiana
                                            Schlumbergera russeliana
                                            Schlumbergera russelliana
                                            Schlumbergera truncata
                                                   [Epiphyllum truncatum]
                                                   [Zygocactus truncatus]
                                            Schlumbergera x buckleyi
                                            Schlumbergera ×buckleyi
                                    Sclerocactus
                                            Sclerocactus blainei
                                                   [Pediocactus spinosior subsp. blainei]
                                                   [Sclerocactus schlesseri]
                                            Sclerocactus brevihamatus
                                                   [Pediocactus brevihamatus]
                                                   [Sclerocactus brevihamaticus]
                                              Sclerocactus brevihamatus subsp. brevihamatus
                                              Sclerocactus brevihamatus subsp. tobuschii
                                                     [Pediocactus brevihamatus subsp. tobuschii]
                                            Sclerocactus brevispinus
                                            Sclerocactus cloverae
                                                   [Pediocactus cloverae]
                                                   [Sclerocactus cloveriae cloveriae]
                                                   [Sclerocactus cloveriae subsp. cloveriae]
                                                   [Sclerocactus cloveriae]
                                                   [Sclerocactus whipplei subsp. heilii]
                                                   [Sclerocactus whipplei var. reevesii]
                                              Sclerocactus cloverae subsp. brackii
                                                     [Pediocactus cloverae subsp. brackii]
                                                     [Sclerocactus cloveriae subsp. brackii]
                                              Sclerocactus cloverae subsp. cloverae
                                            Sclerocactus glaucus
                                                   [Echinocactus subglacus]
                                                   [Echinocactus subglaucus]
                                                   [Echinocactus whipplei var. glaucus]
                                                   [Ferocactus glaucus]
                                                   [Sclerocactus franklinii]
                                                   [Sclerocactus whipplei var. glaucus]
                                            Sclerocactus havasupaiensis
                                            Sclerocactus intertextus
                                                   [Echinomastus intertextus subsp. dasyacanthus]
                                                   [Neolloydia intertexta var. intertexta]
                                                   [Pediocactus intertextus]
                                            Sclerocactus johnsonii
                                                   [Echinocactus johnsonii subsp. lutescens]
                                                   [Echinocactus johnsonii var. lutescens]
                                                   [Echinocactus johnsonii]
                                                   [Echinomastus johnsonii subsp. johnsonii]
                                                   [Echinomastus johnsonii var. johnsonii]
                                                   [Echinomastus johnsonii var. lutescens]
                                                   [Echinomastus johnsonii]
                                                   [Ferocactus johnsonii]
                                                   [Neolloydia johnsonii var. lutescens]
                                                   [Pediocactus johnsonii]
                                            Sclerocactus mariposensis
                                                   [Pediocactus mariposensis]
                                            Sclerocactus mesae-verdae
                                                   [Coloradoa mesae-verdae]
                                                   [Echinocactus mesae-verdae]
                                                   [Ferocactus mesae-verdae]
                                                   [Pediocactus mesae-verdae]
                                              Sclerocactus mesae-verdae subsp. depressus
                                            Sclerocactus nyensis
                                                   [Pediocactus nyensis]
                                            Sclerocactus papyracanthus
                                                   [Echinocactus papyracanthus]
                                                   [Mammillaria papyracantha]
                                                   [Pediocactus papyracanthus]
                                                   [Toumeya papyracantha]
                                            Sclerocactus parviflorus
                                                   [Echinocactus whipplei]
                                                   [Ferocactus parviflorus]
                                                   [Pediocactus parviflorus subsp. intermedius]
                                                   [Pediocactus parviflorus subsp. terrae-canyonae]
                                                   [Pediocactus whipplei]
                                                   [Sclerocactus parviflorus var. blessingiae]
                                                   [Sclerocactus whipplei var. roseus]
                                              Sclerocactus parviflorus subsp. havasupaiensis
                                              Sclerocactus parviflorus subsp. intermedius
                                                     [Echinocactus whipplei var. intermedius]
                                                     [Sclerocactus intermedius]
                                                     [Sclerocactus parviflorus var. intermedius]
                                                     [Sclerocactus whipplei var. intermedius]
                                              Sclerocactus parviflorus subsp. parviflorus
                                                     [Sclerocactus contortus]
                                                     [Sclerocactus whipplei var. heilii]
                                                     [Sclerocactus whipplei var. reevsii]
                                              Sclerocactus parviflorus subsp. terrae-canyonae
                                                     [Sclerocactus terrae-canyonae]
                                              Sclerocactus parviflorus var. parviflorus
                                            Sclerocactus polyancistrus
                                                   [Ferocactus polyancistrus]
                                                   [Pediocactus polyancistrus]
                                            Sclerocactus pubispinus
                                                   [Echinocactus pubispinus]
                                                   [Ferocactus pubispinus]
                                                   [Sclerocactus pubispinus var. pubispinus]
                                            Sclerocactus scheeri
                                                   [Ancistrocactus megarrhizus]
                                                   [Echinocactus megarhizus]
                                                   [Ferocactus scheeri]
                                                   [Pediocactus scheeri]
                                                   [Sclerocactus sheeri]
                                            Sclerocactus sileri
                                            Sclerocactus spinosior
                                                   [Echinocactus whipplei var. spinosior]
                                                   [Ferocactus spinosior]
                                                   [Pediocactus spinosior]
                                                   [Sclerocactus pubispinus var. sileri]
                                                   [Sclerocactus pubispinus var. spinosior]
                                                   [Sclerocactus whipplei var. spinosior]
                                              Sclerocactus spinosior subsp. blainei
                                                     [Sclerocactus spinosior var. blainei]
                                              Sclerocactus spinosior subsp. spinosior
                                            Sclerocactus uncinatus
                                                   [Pediocactus uncinatus]
                                              Sclerocactus uncinatus subsp. crassihamatus
                                                     [Ancistrocactus crassihamatus]
                                                     [Ferocactus crassihamatus]
                                                     [Ferocactus mathssonii]
                                                     [Hamatocactus crassihamatus]
                                              Sclerocactus uncinatus subsp. uncinatus
                                                     [Ancistrocactus uncinatus var. uncinatus]
                                              Sclerocactus uncinatus var. uncinatus
                                                     [Ancistrocactus uncinatus]
                                                     [Echinocactus uncinatus]
                                                     [Thelocactus uncinatus]
                                              Sclerocactus uncinatus var. wrightii
                                                     [Ancistrocactus uncinatus var. wrightii]
                                                     [Echinocactus uncinatus var. wrightii]
                                                     [Ferocactus uncinatus var. wrightii]
                                                     [Sclerocactus uncinatus subsp. wrightii]
                                            Sclerocactus unguispinus
                                                   [Echinocactus unguispinus]
                                                   [Echinomastus durangensis]
                                                   [Echinomastus laui]
                                                   [Echinomastus mapimiensis]
                                                   [Echinomastus unguispinus var. laui]
                                                   [Neolloydia durangensis]
                                                   [Neolloydia unguispina]
                                                   [Pediocactus unguispinus]
                                                   [Thelocactus durangensis]
                                                   [Thelocactus unguispinus]
                                            Sclerocactus warnockii
                                                   [Pediocactus gautii]
                                                   [Pediocactus warnockii]
                                            Sclerocactus wetlandicus
                                            Sclerocactus whipplei
                                                   [Ferocactus whipplei]
                                                   [Sclerocactus whipplei subsp. busekii]
                                                   [Sclerocactus whipplei subsp. whipplei]
                                              Sclerocactus whipplei var. ilseae
                                              Sclerocactus whipplei var. whipplei
                                            Sclerocactus wrightiae
                                                   [Ferocactus wrightiae]
                                                   [Pediocactus wrightiae]
                                    Selenicereus
                                            Selenicereus anthonyanus
                                                   [Cryptocereus anthonyanus]
                                            Selenicereus atropilosus
                                            Selenicereus boeckmannii
                                            Selenicereus chrysocardium
                                                   [Epiphyllum chrysocardium]
                                            Selenicereus coniflorus
                                                   [Selenicereus pringlei]
                                            Selenicereus donkelaarii
                                            Selenicereus grandiflorus
                                                   [Cereus grandiflorus var. armatus]
                                                   [Cereus grandiflorus]
                                                   [Selenicereus macdonaldiae]
                                              Selenicereus grandiflorus subsp. donkelaarii
                                              Selenicereus grandiflorus subsp. grandiflorus
                                                     [Selenicereus hallensis]
                                                     [Selenicereus kunthianus]
                                                     [Selenicereus maxonii]
                                                     [Selenicereus urbanianus]
                                              Selenicereus grandiflorus subsp. hondurensis
                                                     [Selenicereus hondurensis]
                                              Selenicereus grandiflorus subsp. lautneri
                                            Selenicereus guatemalensis
                                            Selenicereus hamatus
                                            Selenicereus inermis
                                                   [Epiphyllum steyermarkii]
                                            Selenicereus innesii
                                            Selenicereus minutiflorus
                                                   [Wilmattea minutiflora]
                                            Selenicereus mirandae
                                            Selenicereus monacanthus
                                            Selenicereus murrillii
                                            Selenicereus nelsonii
                                            Selenicereus ocamponis
                                                   [Hylocereus bronxensis]
                                            Selenicereus pteranthus
                                                   [Cereus pteranthus]
                                                   [Selenicereus boeckmanni]
                                                   [Selenicereus brevispinus]
                                                   [Selenicereus vaupelii]
                                            Selenicereus purpusii
                                            Selenicereus spinulosus
                                                   [Selenicereus pseudospinulosus]
                                            Selenicereus stenopterus
                                            Selenicereus testudo
                                            Selenicereus triangularis
                                                   [Cactus triangularis]
                                            Selenicereus undatus
                                                   [Hylocereus tricostatus]
                                            Selenicereus vagans
                                            Selenicereus validus
                                            Selenicereus wercklei
                                            Selenicereus wittii
                                                   [Strophocactus wittii]
                                    Stenocactus
                                            Stenocactus coptonogonus
                                                   [Echinofossulocactus coptonogonus]
                                            Stenocactus crispatus
                                                   [Echinocactus lancifer]
                                                   [Echinofossulocactus crispatus]
                                                   [Stenocactus anfractuosus]
                                                   [Stenocactus wippermannii]
                                            Stenocactus multicostatus
                                                   [Echinofossulocactus erectocentrus]
                                                   [Echinofossulocactus lloydii]
                                                   [Echinofossulocactus zacatecasensis]
                                                   [Stenocactus lloydii]
                                                   [Stenocactus zacatecasensis]
                                              Stenocactus multicostatus subsp. zacatecasensis
                                            Stenocactus obvallatus
                                                   [Echinocactus flexispinus]
                                                   [Echinofossulocactus arrigens]
                                                   [Echinofossulocactus caespitosus]
                                                   [Echinofossulocactus confusus]
                                                   [Echinofossulocactus flexispinus]
                                                   [Echinofossulocactus guerraianus]
                                                   [Echinofossulocactus kellerianus]
                                                   [Echinofossulocactus lamellosus]
                                                   [Echinofossulocactus lancifer]
                                                   [Echinofossulocactus multiareolatus]
                                                   [Echinofossulocactus obvallatus]
                                                   [Echinofossulocactus pentacanthus]
                                                   [Echinofossulocactus violaciflorus]
                                                   [Stenocactus arrigens]
                                                   [Stenocactus dichroacanthus]
                                                   [Stenocactus hastatus]
                                                   [Stenocactus lamellosus]
                                                   [Stenocactus lancifer]
                                            Stenocactus ochoterenanus
                                                   [Echinofossulocactus densispinus]
                                                   [Echinofossulocactus heteracanthus]
                                                   [Stenocactus heteracanthus]
                                                   [Stenocactus lexarzai]
                                                   [Stenocactus ochoterenaus]
                                            Stenocactus pentacanthus
                                            Stenocactus phyllacanthus
                                                   [Echinofossulocactus phyllacanthus]
                                                   [Echinofossulocactus tricuspidatus]
                                            Stenocactus sulphureus
                                                   [Echinofossulocactus sulphureus]
                                            Stenocactus vaupelianus
                                                   [Echinofossulocactus albatus]
                                                   [Stenocactus albatus]
                                                   [Stenocactus rectispinus]
                                            Stenocactus ×irregularis
                                              Stenocactus dichroacanthus subsp. violaciflorus
                                    Stenocereus
                                            Stenocereus alamosensis
                                                   [Rathbunia alamosensis var. sonorensis]
                                                   [Rathbunia neosonorensis]
                                                   [Rathbunia sonorensis]
                                            Stenocereus alamosensis x thurberi
                                            Stenocereus aragonii
                                                   [Lemaireocereus aragonii]
                                                   [Pachycereus aragonii]
                                            Stenocereus beneckei
                                                   [Lemaireocereus beneckei]
                                            Stenocereus chacalapensis
                                            Stenocereus chrysocarpus
                                            Stenocereus dumortieri
                                            Stenocereus eichlamii
                                                   [Lemaireocereus eichlamii]
                                                   [Lemaireocereus longispinus]
                                                   [Pachycereus eichlamii]
                                                   [Ritterocereus eichlamii]
                                                   [Stenocereus longispinus]
                                            Stenocereus eruca
                                                   [Cereus eruca]
                                                   [Lemaireocereus eruca]
                                            Stenocereus fimbriatus
                                            Stenocereus fricii
                                            Stenocereus griseus
                                                   [Cereus griseus]
                                                   [Lemaireocereus deficiens]
                                                   [Lemaireocereus griseus]
                                                   [Ritterocereus deficiens]
                                                   [Ritterocereus griseus]
                                                   [Stenocereus deficiens]
                                            Stenocereus gummosus
                                            Stenocereus huastecorum
                                            Stenocereus humilis
                                                   [Armatocereus humilis]
                                                   [Lemaireocereus humilis]
                                            Stenocereus hystrix
                                                   [Ritterocereus hystrix]
                                            Stenocereus kerberi
                                                   [Rathbunia kerberi]
                                            Stenocereus littoralis
                                                   [Stenocereus thurberi subsp. littoralis]
                                            Stenocereus marginatus
                                            Stenocereus martinezii
                                                   [Lemaireocereus martinezii]
                                            Stenocereus montanus
                                            Stenocereus pruinosus
                                                   [Cereus pruinosus]
                                                   [Ritterocereus laevigatus]
                                                   [Ritterocereus pruinosus]
                                                   [Stenocereus laevigatus]
                                            Stenocereus queretaroensis
                                                   [Lemaireocereus queretaroensis]
                                                   [Ritterocereus queretaroensis]
                                            Stenocereus quevedonis
                                                   [Lemaireocereus quevedonis]
                                            Stenocereus standleyi
                                                   [Lemaireocereus standleyi]
                                                   [Ritterocereus standleyi]
                                            Stenocereus stellatus
                                                   [Lemaireocereus stellatus]
                                            Stenocereus thurberi
                                                   [Cereus thurberi]
                                                   [Lamaireocereus thurberi]
                                                   [Lemaireocereus thurberi]
                                                   [Pachycereus thurberi]
                                              Stenocereus thurberi subsp. thurberi
                                              Stenocereus thurberi var. thurberi
                                                     [Lemaireocereus thurberi var. thurberi]
                                            Stenocereus treleasei
                                                   [Lemaireocereus treleasei]
                                            Stenocereus yunckeri
                                            Stenocereus zopilotensis
                                    Stephanocereus
                                            Stephanocereus leucostele
                                                   [Cephalocereus leucostele]
                                            Stephanocereus luetzelburgii
                                                   [Pilosocereus luetzelburgii]
                                    Stetsonia
                                            Stetsonia coryne
                                                   [Cereus chacoanus]
                                    Strombocactus
                                            Strombocactus disciformis
                                              Strombocactus disciformis subsp. disciformis
                                                     [Strombocactus jarmilae]
                                              Strombocactus disciformis subsp. esperanzae
                                                     [Strombocactus pulcherrimus]
                                    Strophocactus
                                            Strophocactus chontalensis
                                                   [Nyctocereus chontalensis]
                                                   [Selenicereus chontalensis]
                                            Strophocactus testudo
                                    Sulcorebutia
                                            Sulcorebutia augustinii
                                            Sulcorebutia cintiensis
                                            Sulcorebutia dorana
                                            Sulcorebutia flavissima
                                            Sulcorebutia lecoriensis
                                            Sulcorebutia markusii
                                            Sulcorebutia purpurea
                                            Sulcorebutia santiaginiensis
                                            Sulcorebutia swobodae
                                            Sulcorebutia toroterensis
                                            Sulcorebutia unguispina
                                            Sulcorebutia vilcayensis
                                            Sulcorebutia westii
                                    Tacinga
                                            Tacinga braunii
                                            Tacinga funalis
                                                   [Tacinga atropurpurea]
                                                   [Tacinga funalis subsp. atropurpurea]
                                            Tacinga inamoena
                                                   [Opuntia inamoena]
                                                   [Platyopuntia inamoena]
                                              Tacinga inamoena subsp. inamoena
                                              Tacinga inamoena subsp. subcylindrica
                                            Tacinga lilae
                                                   [Opuntia lilae]
                                            Tacinga palmadora
                                                   [Opuntia palmadora]
                                            Tacinga saxatilis
                                                   [Opuntia saxatilis]
                                                   [Platyopuntia saxatilis]
                                              Tacinga saxatilis subsp. estevesii
                                              Tacinga saxatilis subsp. saxatilis
                                            Tacinga werneri
                                                   [Opuntia werneri]
                                            Tacinga x quipa
                                                   [Opuntia x quipa]
                                    Tephrocactus
                                            Tephrocactus alexanderi
                                                   [Opuntia alexanderi]
                                                   [Opuntia flexuosa]
                                                   [Opuntia halophila]
                                                   [Tephrocactus flexuosus]
                                                   [Tephrocactus geometricus]
                                                   [Tephrocactus microsphaericus]
                                            Tephrocactus aoracanthus
                                                   [Opuntia aoracantha]
                                                   [Tephrocactus ovatus]
                                            Tephrocactus articulatus
                                                   [Opuntia andicola]
                                                   [Opuntia papyracantha]
                                            Tephrocactus bonnieae
                                                   [Maihueniopsis bonnieae]
                                                   [Puna bonnieae]
                                            Tephrocactus minusculus
                                            Tephrocactus molinensis
                                                   [Maihueniopsis molinensis]
                                                   [Opuntia molinensis]
                                            Tephrocactus nigrispinus
                                                   [Opuntia nigrispina]
                                                   [Platyopuntia atroglobosa]
                                                   [Platyopuntia nigrispina]
                                                   [Tephrocactus atroglobosus]
                                            Tephrocactus setiger
                                            Tephrocactus strobiliformis
                                            Tephrocactus weberi
                                                   [Opuntia weberi]
                                    Thelocactus
                                            Thelocactus bicolor
                                                   [Thelocactus bicolor var. pottsii]
                                              Thelocactus bicolor subsp. bicolor
                                                     [Ferocactus bicolor]
                                              Thelocactus bicolor subsp. bolaensis
                                              Thelocactus bicolor subsp. heterochromus
                                              Thelocactus bicolor subsp. schwarzii
                                              Thelocactus bicolor var. bicolor
                                              Thelocactus bicolor var. flavidispinus
                                                     [Echinocactus flavidispinus]
                                                     [Thelocactus bicolor subsp. flavidispinus]
                                              Thelocactus bicolor var. schottii
                                            Thelocactus buekii
                                                   [Thelocactus tulensis subsp. matudae]
                                            Thelocactus conothelos
                                              Thelocactus conothelos subsp. argenteus
                                              Thelocactus conothelos subsp. aurantiacus
                                              Thelocactus conothelos subsp. conothelos
                                                     [Pediocactus smithii]
                                              Thelocactus conothelos subsp. garciae
                                                     [Thelocactus garciae]
                                            Thelocactus hastifer
                                            Thelocactus heterochromus
                                            Thelocactus hexaedrophorus
                                              Thelocactus hexaedrophorus subsp. hexaedrophorus
                                              Thelocactus hexaedrophorus subsp. lloydii
                                                     [Thelocactus lloydii]
                                              Thelocactus hexaedrophorus var. hexaedrophorus
                                              Thelocactus hexaedrophorus var. lloydii
                                            Thelocactus lausseri
                                            Thelocactus leucacanthus
                                              Thelocactus leucacanthus subsp. leucacanthus
                                              Thelocactus leucacanthus subsp. schmollii
                                            Thelocactus macdowellii
                                            Thelocactus multicephalus
                                            Thelocactus rinconensis
                                                   [Thelocactus lophothele]
                                              Thelocactus rinconensis subsp. freudenbergeri
                                              Thelocactus rinconensis subsp. hintonii
                                              Thelocactus rinconensis subsp. nidulans
                                              Thelocactus rinconensis subsp. rinconensis
                                            Thelocactus setispinus
                                            Thelocactus tulensis
                                              Thelocactus tulensis subsp. buekii
                                              Thelocactus tulensis subsp. tulensis
                                    Thrixanthocereus
                                    Toumeya
                                            Toumeya macrochele
                                    Trichocereus
                                            Trichocereus auricolor
                                            Trichocereus bertramianus
                                            Trichocereus callianthus
                                            Trichocereus candicans
                                            Trichocereus conaconensis
                                            Trichocereus grandiflorus
                                            Trichocereus litoralis
                                            Trichocereus macrogonus
                                            Trichocereus pachanoi
                                            Trichocereus pasacanus
                                            Trichocereus peruvianus
                                            Trichocereus schickendantzii
                                            Trichocereus skottsbergii
                                            Trichocereus spachianus
                                            Trichocereus tarijensis
                                                   [Trichocereus poco]
                                            Trichocereus terscheckii
                                            Trichocereus thelegonus
                                            Trichocereus totorensis
                                            Trichocereus uyupampensis
                                    Tunilla
                                            Tunilla corrugata
                                                   [Opuntia albisaetacens]
                                                   [Opuntia corrugata]
                                                   [Platyopuntia albisaetacens]
                                                   [Platyopuntia corrugata]
                                                   [Tunilla albisaetacens]
                                            Tunilla erectoclada
                                                   [Opuntia erectoclada]
                                                   [Opuntia ianthinantha]
                                                   [Opuntia picardoi]
                                                   [Platyopuntia ianthinantha]
                                                   [Tunilla ianthinantha]
                                                   [Tunilla picardoi]
                                            Tunilla microdisca
                                                   [Opuntia microdisca]
                                                   [Platyopuntia microdisca]
                                            Tunilla soehrensii
                                                   [Opuntia alcerrecensis]
                                                   [Opuntia minuscula]
                                                   [Opuntia orurensis]
                                                   [Opuntia silvestris]
                                                   [Opuntia soehrensii]
                                                   [Platyopuntia chilensis]
                                                   [Platyopuntia orurensis]
                                                   [Platyopuntia soehrensii]
                                                   [Tephrocactus silvestris]
                                                   [Tunilla chilensis]
                                                   [Tunilla minuscula]
                                                   [Tunilla orurensis]
                                                   [Tunilla silvestris]
                                    Turbinicarpus
                                           [Turbinicarpus roseiflorus]
                                            Turbinicarpus alonsoi
                                                   [Pediocactus alonsoi]
                                            Turbinicarpus beguinii
                                              Turbinicarpus beguinii subsp. beguinii
                                              Turbinicarpus beguinii subsp. hintoniorum
                                              Turbinicarpus beguinii subsp. zaragosae
                                                     [Turbinicarpus subterraneus subsp. zaragosae]
                                                     [Turbinicarpus subterraneus var. zaragosae]
                                                     [Turbinicarpus zaragosae]
                                            Turbinicarpus booleanus
                                            Turbinicarpus gautii
                                            Turbinicarpus gielsdorfianus
                                                   [Pediocactus gielsdorfianus]
                                            Turbinicarpus hoferi
                                                   [Pediocactus hoferi]
                                            Turbinicarpus horripilus
                                                   [Pediocactus horripilus]
                                            Turbinicarpus knuthianus
                                            Turbinicarpus laui
                                                   [Pediocactus laui]
                                            Turbinicarpus lophophoroides
                                                   [Pediocactus lophophoroides]
                                                   [Strombocactus lophophoroides]
                                                   [Toumeya lophophoroides]
                                            Turbinicarpus mandragora
                                                   [Pediocactus mandragora]
                                              Turbinicarpus mandragora subsp. mandragora
                                              Turbinicarpus mandragora subsp. pailanus
                                            Turbinicarpus pseudomacrochele
                                                   [Pediocactus pseudomacrochele]
                                                   [Strombocactus pseudomacrochele]
                                                   [Toumeya pseudomacrochele]
                                              Turbinicarpus pseudomacrochele subsp. krainzianus
                                                     [Pediocactus pseudomacrochele var. krainzianus]
                                                     [Strombocactus pseudomacrochele var. krainzianus]
                                                     [Toumeya krainziana]
                                                     [Toumeya pseudomacrochele var. krainziana]
                                                     [Turbinicarpus krainzianus]
                                              Turbinicarpus pseudomacrochele subsp. lausseri
                                                     [Pediocactus pseudomacrochele var. lausseri]
                                              Turbinicarpus pseudomacrochele subsp. minimus
                                              Turbinicarpus pseudomacrochele subsp. pseudomacrochele
                                            Turbinicarpus pseudopectinatus
                                                   [Pediocactus pseudopectinatus]
                                                   [Pelecyphora pseudopectinata]
                                            Turbinicarpus saueri
                                                   [Pediocactus saueri]
                                              Turbinicarpus saueri subsp. knuthianus
                                              Turbinicarpus saueri subsp. nelissae
                                              Turbinicarpus saueri subsp. saueri
                                                     [Echinocactus saueri]
                                            Turbinicarpus schmiedickeanus
                                                   [Echinocactus schmiedickeanus]
                                                   [Strombocactus schmiedickeanus]
                                                   [Toumeya schmiedickeana]
                                              Turbinicarpus schmiedickeanus subsp. andersonii
                                                     [Turbinicarpus macrochele subsp. andersonii]
                                                     [Turbinicarpus schmiedickeanus var. panarottoi]
                                              Turbinicarpus schmiedickeanus subsp. bonatzii
                                                     [Pediocactus bonatzii]
                                                     [Turbinicarpus bonatzii]
                                              Turbinicarpus schmiedickeanus subsp. dickisoniae
                                                     [Pediocactus schmiedickeanus var. dickisoniae]
                                                     [Turbinicarpus schmiedickeanus subsp. dicksoniae]
                                              Turbinicarpus schmiedickeanus subsp. flaviflorus
                                                     [Pediocactus schmiedickeanus var. flaviflorus]
                                                     [Turbinicarpus flaviflorus]
                                                     [Turbinicarpus macrochele subsp. flaviflorus]
                                                     [Turbinicarpus schmiedickeanus var. flaviflorus]
                                              Turbinicarpus schmiedickeanus subsp. gracilis
                                                     [Pediocactus schmiedickeanus var. gracilis]
                                                     [Turbinicarpus gracilis]
                                                     [Turbinicarpus schmiedickeanus var. gracilis]
                                              Turbinicarpus schmiedickeanus subsp. jauernigii
                                                     [Turbinicarpus jauernigii]
                                              Turbinicarpus schmiedickeanus subsp. klinkerianus
                                                     [Pediocactus schmiedickeanus var. klinkerianus]
                                                     [Strombocactus klinkerianus]
                                                     [Strombocactus schmiedickeanus var. klinkerianus]
                                                     [Toumeya klinkeriana]
                                                     [Toumeya schmiedickeana var. klinkeriana]
                                                     [Turbinicarpus klinkerianus]
                                                     [Turbinicarpus macrochele subsp. klinkerianus]
                                              Turbinicarpus schmiedickeanus subsp. macrochele
                                                     [Pediocactus schmiedickeanus var. macrochele]
                                                     [Turbinicarpus macrochele]
                                              Turbinicarpus schmiedickeanus subsp. rioverdensis
                                                     [Pediocactus rioverdensis]
                                                     [Turbinicarpus rioverdensis]
                                              Turbinicarpus schmiedickeanus subsp. rubriflorus
                                                     [Pediocactus schmiedickeanus var. rubriflorus]
                                              Turbinicarpus schmiedickeanus subsp. schmiedickeanus
                                                     [Pediocactus schmiedickeanus]
                                              Turbinicarpus schmiedickeanus subsp. schwarzii
                                                     [Pediocactus schmiedickeanus var. schwarzii]
                                                     [Strombocactus schwarzii]
                                                     [Toumeya macrochele var. schwarzii]
                                                     [Toumeya schwarzii]
                                                     [Turbinicarpus macrochele subsp. schwarzii]
                                                     [Turbinicarpus polaskii]
                                                     [Turbinicarpus schwarzii]
                                              Turbinicarpus schmiedickeanus var. klinkerianus
                                              Turbinicarpus schmiedickeanus var. macrochele
                                              Turbinicarpus schmiedickeanus var. schmiedickeanus
                                              Turbinicarpus schmiedickeanus var. schwarzii
                                            Turbinicarpus subterraneus
                                                   [Pediocactus subterraneus]
                                              Turbinicarpus subterraneus subsp. booleanus
                                              Turbinicarpus subterraneus subsp. subterraneus
                                              Turbinicarpus subterraneus var. subterraneus
                                            Turbinicarpus swobodae
                                                   [Pediocactus swobodae]
                                            Turbinicarpus valdezianus
                                                   [Pediocactus valdezianus]
                                            Turbinicarpus viereckii
                                                   [Pediocactus viereckii]
                                                   [Turbinicarpus viereckii subsp. major]
                                                   [Turbinicarpus viereckii subsp. viereckii]
                                            Turbinicarpus x mombergeri
                                            Turbinicarpus ysabelae
                                            Turbinicarpus zaragozae
                                    Uebelmannia
                                            Uebelmannia buiningii
                                            Uebelmannia gummifera
                                                   [Parodia gummifera]
                                              Uebelmannia gummifera subsp. gummifera
                                              Uebelmannia gummifera subsp. meninensis
                                            Uebelmannia meninensis
                                            Uebelmannia pectinifera
                                                   [Uebelmannia pectinifera var. pseudopectinifera]
                                              Uebelmannia pectinifera subsp. flavispina
                                                     [Uebelmannia flavispina]
                                              Uebelmannia pectinifera subsp. horrida
                                              Uebelmannia pectinifera subsp. pectinifera
                                    Utahia
                                    Weberbauerocereus
                                            Weberbauerocereus albus
                                                   [Haageocereus longicomus]
                                                   [Weberbauerocereus longicomus]
                                            Weberbauerocereus cephalomacrostibas
                                                   [Haageocereus cephalomacrostibas]
                                                   [Trichocereus cephalomacrostibas]
                                            Weberbauerocereus churinensis
                                                   [Haageocereus churinensis]
                                            Weberbauerocereus cuzcoensis
                                                   [Haageocereus cuzcoensis]
                                            Weberbauerocereus johnsonii
                                                   [Haageocereus limensis]
                                            Weberbauerocereus rauhii
                                                   [Haageocereus rauhii]
                                            Weberbauerocereus weberbaueri
                                                   [Haageocereus torataensis]
                                                   [Haageocereus weberbaueri]
                                                   [Weberbauerocereus horridispinus]
                                                   [Weberbauerocereus seyboldianus]
                                                   [Weberbauerocereus torataensis]
                                            Weberbauerocereus winterianus
                                                   [Haageocereus johnsonii]
                                                   [Haageocereus winterianus]
                                    Weberocereus
                                            Weberocereus bradei
                                            Weberocereus frohningiorum
                                            Weberocereus glaber
                                                   [Werckleocereus glaber]
                                              Weberocereus glaber subsp. glaber
                                              Weberocereus glaber subsp. mirandae
                                            Weberocereus imitans
                                                   [Eccremocactus imitans]
                                                   [Werckleocereus imitans]
                                            Weberocereus rosei
                                                   [Eccremocactus rosei]
                                            Weberocereus tonduzii
                                                   [Werckleocereus tonduzii]
                                            Weberocereus trichophorus
                                            Weberocereus tunilla
                                              Weberocereus tunilla subsp. biolleyi
                                                     [Weberocereus biolleyi]
                                                     [Weberocereus panamensis]
                                              Weberocereus tunilla subsp. tunilla
                                                     [Cereus gonzalezii]
                                    Weingartia
                                            Weingartia albissima
                                            Weingartia cintiensis
                                            Weingartia flavissima
                                            Weingartia formosa
                                            Weingartia lecoriensis
                                            Weingartia markusii
                                            Weingartia purpurea
                                            Weingartia torotorensis
                                            Weingartia vilcayensis
                                            Weingartia westii
                                    Werckleocereus
                                    Wigginsia
                                            Wigginsia fricii
                                    Wilcoxia
                                            Wilcoxia mariana
                                    Wittia
                                            Wittia amazonica
                                    Xborzipostoa
                                    Xhaagespostoa
                                    Yavia
                                            Yavia cryptocarpa
                                    Yungasocereus
                                            Yungasocereus inquisivensis
                                    Zygocactus

Problematic Rooting (249982)
                                              Weingartia fidaiana subsp. fidaiana
                                                     [Gymnocalycium westii]

Problematic Rooting (26913)
                                              Coryphantha sneedii var. leei
                                              Coryphantha sneedii var. sneedii

Problematic Rooting (341938)
                                              Ferocactus wislizenii subsp. wislizenii
                                                     [Ferocactus wislizeni var. ajoensis]

Problematic Rooting (69374)
                                              Borzicactus icosagonus subsp. humboldtii