Central Taxonomic Thesaurus

Taxon Search
  Plantae
    Tracheophyta
           [Tracheobionta]
    Spermatophyta
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
               Rosids
               Fabids
                    Fagales
                            Fagaceae
                                     Castanea
                                             Castanea alabamensis
                                             Castanea alnifolia
                                               Castanea alnifolia var. alnifolia
                                               Castanea alnifolia var. floridana
                                             Castanea ashei
                                             Castanea bungeana
                                             Castanea crenata
                                                   [Castanea sativa var. pubinervis]
                                                   [Castanea vulgaris var. japonica]
                                             Castanea dentata
                                                   [Castanea americana]
                                                   [Castanea sativa var. americana]
                                                   [Castanea vulgaris var. americana]
                                             Castanea dentata x Castanea mollissima
                                             Castanea floridana
                                             Castanea formosana
                                             Castanea henryi
                                             Castanea japonica
                                             Castanea mollissima
                                             Castanea neglecta
                                             Castanea ozarkensis
                                                   [Castanea arkansana]
                                                   [Castanea pumila subsp. ozarkensis]
                                               Castanea ozarkensis var. arkansana
                                             Castanea pubinervis
                                             Castanea pumila
                                                   [Castanea floridana var. margaretta]
                                                   [Castanea margaretta var. arcuata]
                                                   [Castanea margaretta]
                                                   [Castanea nana]
                                                   [Castanea pumila subsp. ashei]
                                                   [Castanea pumila var. margaretta]
                                               Castanea pumila subsp. pumila
                                               Castanea pumila var. ashei
                                               Castanea pumila var. margarettiae
                                               Castanea pumila var. ozarkensis
                                               Castanea pumila var. pumila
                                             Castanea sativa
                                             Castanea seguinii
                                             Castanea stricta
                                             Castanea vesca
                                             Castanea vulgaris
                                             Castanea x neglecta
                                     Castanopsis
                                             Castanopsis acuminatissima
                                             Castanopsis annamensis
                                             Castanopsis argentea
                                             Castanopsis armata
                                             Castanopsis brevispinula
                                             Castanopsis carlesii
                                                   [Castanopsis cuspidata var. carlesii]
                                             Castanopsis ceratacantha
                                             Castanopsis chinensis
                                             Castanopsis chrysophylla
                                               Castanopsis chrysophylla var. minor
                                             Castanopsis concinna
                                             Castanopsis cuspidata
                                                   [Quercus cuspidata]
                                             Castanopsis delavayi
                                             Castanopsis diversifolia
                                             Castanopsis echinocarpa
                                             Castanopsis evansii
                                                   [Castanopsis elmeri]
                                             Castanopsis eyrei
                                                   [Castanopsis caudata]
                                             Castanopsis faberi
                                                   [Castanopsis kusanoi]
                                                   [Castanopsis stellatospina]
                                             Castanopsis fargesii
                                             Castanopsis fissa
                                             Castanopsis formosana
                                             Castanopsis hainanensis
                                             Castanopsis hypophoenicea
                                                   [Castanopsis disperispina]
                                             Castanopsis hystrix
                                             Castanopsis indica
                                             Castanopsis inermis
                                                   [Castanopsis sumatrana]
                                                   [Quercus glomerata]
                                             Castanopsis javanica
                                                   [Castanea javanica]
                                             Castanopsis jucunda
                                             Castanopsis kawakamii
                                             Castanopsis lanceifolia
                                             Castanopsis mekongensis
                                             Castanopsis nhatrangensis
                                             Castanopsis pierrei
                                             Castanopsis psilophylla
                                             Castanopsis sclerophylla
                                                   [Lithocarpus chinensis]
                                             Castanopsis sempervirens
                                             Castanopsis sieboldii
                                                   [Castanopsis cuspidata var. sieboldii]
                                             Castanopsis subacuminata
                                             Castanopsis tibetana
                                             Castanopsis tonkinensis
                                             Castanopsis tribuloides
                                             Castanopsis tungurrut
                                     Chrysolepis
                                             Chrysolepis chrysophylla
                                               Chrysolepis chrysophylla chrysophylla
                                               Chrysolepis chrysophylla var. chrysophylla
                                               Chrysolepis chrysophylla var. minor
                                             Chrysolepis sempervirens
                                                   [Castanopsis chrysophylla var. sempervirens]
                                     Colombobalanus
                                     Cyclobalanopsis
                                     Fagus
                                             Fagus castanea
                                             Fagus chienii
                                             Fagus crenata
                                             Fagus engleriana
                                             Fagus grandifolia
                                                   [Fagus americana]
                                                   [Fagus ferruginea]
                                                   [Fagus grandifolia subsp. grandifolia]
                                                   [Fagus grandifolia subsp. heterophylla]
                                                   [Fagus grandifolia var. caroliniana]
                                                   [Fagus grandifolia var. grandifolia]
                                                   [Fagus virginiana]
                                               Fagus grandifolia subsp. mexicana
                                                     [Fagus grandifolia var. mexicana]
                                             Fagus japonica
                                             Fagus lucida
                                             Fagus mexicana
                                             Fagus nana
                                             Fagus orientalis
                                                   [Fagus sylvatica subsp. orientalis]
                                             Fagus pumila
                                             Fagus sieboldii
                                             Fagus sinensis
                                                   [Fagus longipetiolata]
                                             Fagus sylvatica
                                                   [Fagus sylvatica var. cristata]
                                                   [Fagus sylvatica var. laciniata]
                                                   [Fagus sylvatica var. pendula]
                                                   [Fagus sylvatica var. purpurea]
                                               Fagus sylvatica var. atropunicea
                                               Fagus japonica var. multinervis
                                                     [Fagus multinervis]
                                     Lithocarpus
                                           [Limlia]
                                             Lithocarpus amygdalifolius
                                                   [Quercus amygdalifolia]
                                             Lithocarpus apoensis
                                                   [Quercus apoensis]
                                             Lithocarpus bancanus
                                             Lithocarpus bennettii
                                                   [Quercus bennettii]
                                             Lithocarpus brevicaudatus
                                                   [Pasania brevicaudata]
                                             Lithocarpus cambodiensis
                                             Lithocarpus castellarnauianus
                                                   [Quercus pinatubensis]
                                             Lithocarpus caudatifolius
                                                   [Quercus minahassae]
                                             Lithocarpus celebicus
                                                   [Quercus celebica]
                                             Lithocarpus chrysocomus
                                             Lithocarpus cleistocarpa
                                             Lithocarpus cleistocarpus
                                             Lithocarpus clementianus
                                             Lithocarpus coopertus
                                                   [Quercus reflexa]
                                             Lithocarpus corneus
                                                   [Pasania cornea]
                                                   [Quercus cornea]
                                               Lithocarpus corneus var. corneus
                                                     [Pasania kodaihoensis]
                                                     [Quercus kodaihoensis]
                                             Lithocarpus daphnoideus
                                             Lithocarpus dasystachyus
                                                   [Quercus dasystachya]
                                             Lithocarpus dealbatus
                                                   [Pasania dealbata]
                                             Lithocarpus densiflora
                                               Lithocarpus densiflora var. densiflora
                                               Lithocarpus densiflora var. echinoides
                                             Lithocarpus densiflorus
                                               Lithocarpus densiflorus densiflorus
                                               Lithocarpus densiflorus var. densiflorus
                                               Lithocarpus densiflorus var. echinoides
                                             Lithocarpus echinifer
                                                   [Quercus echinifera]
                                             Lithocarpus edulis
                                             Lithocarpus elegans
                                                   [Lithocarpus finetii]
                                                   [Lithocarpus grandifolius]
                                                   [Lithocarpus spicatus]
                                                   [Quercus anceps]
                                             Lithocarpus fenestratus
                                                   [Quercus fenestrata]
                                             Lithocarpus fenzelianus
                                             Lithocarpus formosanus
                                                   [Pasania formosana]
                                             Lithocarpus glaber
                                                   [Pasania glabra]
                                             Lithocarpus glutinosus
                                                   [Quercus zschokkei]
                                             Lithocarpus gracilis
                                             Lithocarpus hancei
                                                   [Lithocarpus arisanensis]
                                                   [Lithocarpus ternaticupulus]
                                                   [Pasania hancei var. arisanensis]
                                                   [Pasania hancei]
                                                   [Pasania ternaticupula]
                                             Lithocarpus harlandii
                                                   [Pasania chiaratuangensis]
                                                   [Pasania harlandii]
                                             Lithocarpus havilandii
                                             Lithocarpus henryi
                                             Lithocarpus honbaensis
                                             Lithocarpus hypoglaucus
                                             Lithocarpus jordanae
                                             Lithocarpus kawakamii
                                                   [Pasania kawakamii]
                                             Lithocarpus konishii
                                             Lithocarpus kozlovii
                                             Lithocarpus kunstleri
                                             Lithocarpus leptogyne
                                             Lithocarpus lindleyanus
                                             Lithocarpus litseifolius
                                                   [Pasania synbalanos]
                                             Lithocarpus longipedicellatus
                                             Lithocarpus luzoniensis
                                             Lithocarpus megacarpus
                                             Lithocarpus mindanaensis
                                                   [Quercus mindanaensis]
                                             Lithocarpus naiadarum
                                             Lithocarpus nantoensis
                                                   [Pasania nantoensis]
                                             Lithocarpus pachyphyllus
                                             Lithocarpus pallidus
                                                   [Quercus pallida]
                                             Lithocarpus philippinensis
                                                   [Quercus philippinensis]
                                             Lithocarpus polystachyus
                                                   [Quercus polystachya]
                                             Lithocarpus pseudomoluccus
                                                   [Quercus pseudomolucca]
                                             Lithocarpus shinsuiensis
                                             Lithocarpus solerianus
                                                   [Quercus soleriana]
                                             Lithocarpus sootepensis
                                             Lithocarpus submonticola
                                                   [Quercus submonticola]
                                             Lithocarpus sulitii
                                             Lithocarpus sundaicus
                                                   [Quercus lamponga]
                                             Lithocarpus turbinatus
                                             Lithocarpus uraianus
                                                   [Castanopsis uraiana]
                                                   [Limlia uraiana]
                                             Lithocarpus urceolaris
                                             Lithocarpus uvariifolius
                                             Lithocarpus variolosus
                                             Lithocarpus woodii
                                             Lithocarpus xylocarpus
                                     Notholithocarpus
                                             Notholithocarpus densiflorus
                                                   [Pasania densiflora]
                                                   [Quercus densiflora var. hartwegii]
                                                   [Quercus densiflora]
                                               Notholithocarpus densiflorus var. densiflorus
                                                     [Lithocarpus densiflorus var. montanus]
                                                     [Lithocarpus densiflorus var. parvus]
                                                     [Pasania densiflora f. lanceolata]
                                               Notholithocarpus densiflorus var. echinoides
                                     Pasania
                                             Pasania edulis
                                     Quercus
                                             Quercus X knoblochii
                                             Quercus X organensis
                                             Quercus X pauciloba
                                                   [Quercus X andrewsii]
                                                   [Quercus fendleri]
                                                   [Quercus undulata]
                                                   [Quercus venustula]
                                             Quercus acapulcensis
                                             Quercus acerifolia
                                             Quercus acherdophylla
               Quercus acherdophylla x Quercus crassifolia
               Quercus acherdophylla x Quercus hirtifolia
               Quercus acherdophylla x Quercus affinis
                                             Quercus acrodonta
                                             Quercus acuta
                                                   [Cyclobalanopsis acuta]
                                             Quercus acutidens
                                             Quercus acutifolia
                                                   [Quercus acatenangensis]
                                                   [Quercus grahamii]
                                                   [Quercus monserratensis]
                                                   [Quercus tenuiaristata]
                                             Quercus acutissima
                                             Quercus aegilops
                                             Quercus aerea
                                             Quercus afares
                                             Quercus affinis
                                                   [Quercus nitens var. subintegra]
                                                   [Quercus nitens]
               Quercus affinis x Quercus sartorii
               Quercus affinis x Quercus crassifolia
                                             Quercus agrifolia
                                               Quercus agrifolia agrifolia
                                               Quercus agrifolia var. agrifolia
                                               Quercus agrifolia var. frutescens
                                               Quercus agrifolia var. oxyadenia
                                             Quercus ajoensis
                                                   [Quercus turbinella subsp. ajoensis]
                                                   [Quercus turbinella var. ajoensis]
                                             Quercus alba
                                                   [Quercus alba f. latiloba]
                                                   [Quercus alba f. repanda]
                                                   [Quercus alba var. latiloba]
                                                   [Quercus alba var. subcaerulea]
                                                   [Quercus alba var. subflavea]
                                                   Quercus alba f. alba
                                               Quercus alba var. gunnisonii
                                               Quercus alba var. palustris
                                             Quercus alba x lyrata
                                             Quercus albocincta
                                             Quercus albocincta x viminea
                                             Quercus aliena
                                               Quercus aliena var. acuteserrata
                                               Quercus aliena var. acutiserrata
                                               Quercus aliena var. aliena
                                                     [Quercus acutidentata]
                                               Quercus aliena var. pellucida
                                             Quercus alnifolia
                                             Quercus alpescens
                                             Quercus alveolata
                                             Quercus alvordiana
                                             Quercus ambigua
                                             Quercus anglohondurensis
                                             Quercus aquatica
                                             Quercus aquifolioides
                                             Quercus argentata
                                             Quercus ariifolia
                                             Quercus aristata
                                             Quercus arizonica
                                               Quercus arizonica var. wootoni
                                             Quercus arkansana
                                                   [Quercus arkansana var. caput-rivuli]
                                             Quercus austrina
                                                   [Quercus durandii var. austrina]
                                             Quercus baloot
                                             Quercus bambusifolia
                                             Quercus banisteri
                                             Quercus baronii
                                             Quercus barrancana
                                             Quercus basaseachicensis
                                             Quercus benthamii
                                                   [Quercus baruensis]
                                                   [Quercus lowilliamsii]
                                             Quercus berberidifolia
                                             Quercus bicolor
                                                   [Quercus platanoides]
                                             Quercus bicolorata
                                             Quercus blakei
                                                   [Cyclobalanopsis blakei]
                                             Quercus bocoynensis
                                             Quercus bolanyosensis
                                             Quercus boqueronae
                                             Quercus borealis
                                               Quercus borealis var. maxima
                                             Quercus boyntonii
                                             Quercus brandegeei
                                                   [Quercus brandegei]
                                             Quercus brantii
                                             Quercus breedloveana
                                             Quercus brenesii
                                             Quercus breweri
                                             Quercus brittonii
                                             Quercus broteroi
                                               Quercus broteroi subsp. broteroi
                                                     [Quercus hybrida]
                                             Quercus buckleyi
                                             Quercus bumelioides
                                             Quercus calliprinos
               Quercus calophylla x Quercus laurina
               Quercus calophylla x Quercus sartorii
                                             Quercus cambodiensis
                                                   [Quercus auricoma]
                                             Quercus canariensis
                                                   [Quercus mirbeckii]
                                                   [Quercus viveri]
                                             Quercus canbyi
                                                   [Quercus alamarensis]
                                                   [Quercus canbyi f. ascendens]
                                                   [Quercus canbyi f. attenuata]
                                                   [Quercus canbyi f. berlandieri]
                                                   [Quercus canbyi f. karwinskii]
                                                   [Quercus canbyi f. pedunculata]
                                                   [Quercus canbyi f. setacea]
                                                   [Quercus canbyi f. subovatifolia]
                                                   [Quercus graciliformis f. parvilobata]
                                                   [Quercus graciliramis]
               Quercus canbyi x Quercus rysophylla
                                             Quercus candicans
                                                   [Quercus alamo]
                                                   [Quercus calophylla]
                                                   [Quercus candicans f. michoacana]
                                             Quercus capesii
                                             Quercus caput-rivuli
                                             Quercus carmenensis
                                             Quercus carrissoana
                                             Quercus castanea
                                                   [Quercus circummontana]
                                                   [Quercus impressa]
                                                   [Quercus rossii]
                                                   [Quercus simillima]
                                                   [Quercus subcrispata]
               Quercus castanea x Quercus crassipes
               Quercus castanea x Quercus grahamii
                                             Quercus castaneifolia
                                             Quercus catesbaei
                                             Quercus cedrosensis
                                             Quercus centenaria
                                             Quercus centralis
                                             Quercus cerris
                                                   [Quercus heterophylla]
                                             Quercus championii
                                                   [Cyclobalanopsis championii]
                                             Quercus chapmanii
                                                   [Quercus obtusiloba var. parvifolia]
                                             Quercus charcasana
                                             Quercus chasei
                                             Quercus chenii
                                             Quercus chesosensis
                                             Quercus chevalieri
                                             Quercus chihuahuensis
                                                   [Quercus jaliscensis]
                                                   [Quercus santaclarensis]
                                             Quercus chihuahuensis x oblongifolia
                                             Quercus chincapin
                                             Quercus chinensis
                                             Quercus chrysolepis
                                                   [Quercus chrysolepis f. grandis]
                                                   [Quercus chrysolepis f. pendula]
                                                   [Quercus chrysolepis var. hansenii]
                                               Quercus chrysolepis var. chrysolepis
                                                     [Quercus wilcoxii]
                                               Quercus chrysolepis var. nana
                                             Quercus chuhuichupensis
                                             Quercus ciliaris
                                                   [Quercus glauca var. gracilis]
                                             Quercus cinerea
                                             Quercus clivicola
                                             Quercus coahuilensis
                                             Quercus coccifera
                                                   [Ilex aculeata]
                                             Quercus cocciferoides
                                             Quercus coccinea
                                               Quercus coccinea var. coccinea
                                               Quercus coccinea var. tuberculata
                                             Quercus coccolobifolia x viminea
                                             Quercus coffeicolor
                                                   [Quercus aequivenulosa]
                                             Quercus comptoniae
                                             Quercus concentrica
                                             Quercus conferta
                                             Quercus confertifolia
                                             Quercus confusa
                                             Quercus conspersa
                                             Quercus convallata
                                                   [Quercus rhodophlebia f. apus]
                                             Quercus conzattii
                                             Quercus copeyensis
                                                   [Quercus pacayana]
                                             Quercus cordifolia
               Quercus cordifolia x Quercus tinkhami
                                             Quercus cornelius-mulleri
                                             Quercus corrugata
                                                   [Quercus aaata]
                                                   [Quercus pilgeriana]
                                                   [Quercus yousei]
                                             Quercus cortesii
                                             Quercus costaricensis
                                                   [Quercus irazuensis]
                                             Quercus crassifolia
                                                   [Quercus brachystachys]
                                                   [Quercus felipensis]
                                                   [Quercus miguelitensis]
                                                   [Quercus orbiculata]
                                                   [Quercus splendens var. pallidior]
               Quercus crassifolia x Quercus hirtifolia
               Quercus crassifolia x Quercus laurina
               Quercus crassifolia x Quercus mexicana
                                             Quercus crassipes
                                                   [Quercus cuajimalpana]
                                                   [Quercus mexicana var. glabrata]
               Quercus crassipes x Quercus laurina
               Quercus crassipes x Quercus mexicana
                                             Quercus crassipocula
                                             Quercus cravenensis
                                             Quercus crispifolia
                                             Quercus crispipilis
                                                   [Quercus chichavacana f. oblanceolata]
                                                   [Quercus chichavacana f. sublobata]
                                                   [Quercus chichavacana f. undulata]
                                                   [Quercus chichavacana]
                                                   [Quercus crispipilis var. pannosifolia]
                                                   [Quercus pannosifolia]
                                             Quercus cualensis
                                             Quercus cuneata
                                             Quercus cupreata
                                             Quercus dalechampii
                                             Quercus decipiens
                                             Quercus delavayi
                                             Quercus delgadoana
                                             Quercus deliquescens
                                             Quercus dentata
                                               Quercus dentata subsp. dentata
                                               Quercus dentata subsp. stewardii
                                               Quercus dentata subsp. yunnanensis
                                                     [Quercus malacotricha]
                                                     [Quercus yunnanensis]
                                             Quercus depressa
                                                   [Quercus subavenia]
                                             Quercus depressipes
                                                   [Quercus oblongifolia var. pallidinervis]
                                             Quercus derrumbaderoensis
                                             Quercus deserticola
                                                   [Quercus tamiapensis]
                                                   [Quercus texcocana]
                                             Quercus devia
                                             Quercus digitata
                                             Quercus dilatata
                                             Quercus discreta
                                             Quercus diversifolia
                                                   [Quercus bonplandiana]
                                             Quercus dolicholepis
                                             Quercus douglasii
                                               Quercus douglasii var. novomexicana
                                             Quercus drummondii
                                                   [Quercus stellata var. drummondii]
                                             Quercus dumosa
                                                   [Quercus dumosa f. crispata]
                                                   [Quercus dumosa f. diversifolia]
                                                   [Quercus dumosa f. linearis]
                                                   [Quercus dumosa f. myrtifolia]
                                               Quercus dumosa var. acutidens
                                               Quercus dumosa var. alvordiana
                                               Quercus dumosa var. dumosa
                                               Quercus dumosa var. elegantula
                                               Quercus dumosa var. kinselae
                                               Quercus dumosa var. macdonaldii
                                             Quercus durandii
                                               Quercus durandii var. durandii
                                             Quercus durangensis
                                             Quercus durata
                                               Quercus durata durata
                                               Quercus durata var. durata
                                                     [Quercus dumosa var. bullata]
                                               Quercus durata var. gabrielensis
                                             Quercus duraznillo
                                             Quercus durifolia
               Quercus durifolia x Quercus eduardi
                                             Quercus echinacea
                                             Quercus edithiae
                                                   [Cyclobalanopsis edithiae]
                                             Quercus eduardi
                                                   [Quercus oligodonta]
                                             Quercus ellipsoidalis
                                                   [Quercus ellipsoidalis var. kaposianensis]
                                             Quercus elliptica
                                                   [Quercus botryocarpa]
                                                   [Quercus chiquihuitillonis]
                                                   [Quercus comayaguana]
                                                   [Quercus exaristata]
                                                   [Quercus hondurensis]
                                                   [Quercus langlassei]
                                                   [Quercus peradifolia]
                                                   [Quercus yoroensis]
                                             Quercus elmeri
                                             Quercus emoryi
                                                   [Quercus balsequillana]
                                                   [Quercus duraznillo f. pinetorum]
               Quercus emoryi x Quercus jonesii
                                             Quercus emoryi x viminea
                                             Quercus endemica
                                             Quercus engelmannii
                                             Quercus engleriana
                                                   [Quercus obscura]
                                             Quercus epileuca
                                             Quercus errans
                                             Quercus eugeniaefolia
                                             Quercus eumorpha
                                             Quercus excelsa
                                             Quercus fabrei
                                             Quercus faginea
                                               Quercus faginea subsp. broteroi
                                               Quercus faginea subsp. faginea
                                                     [Quercus alpestris]
                                               Quercus faginea subsp. maroccana
                                             Quercus falcata
                                               Quercus falcata falcata
                                               Quercus falcata michx. var. falcata
                                               Quercus falcata var. falcata
                                               Quercus falcata var. leucophylla
                                               Quercus falcata var. pagodifolia
                                               Quercus falcata var. subintegra
                                               Quercus falcata var. triloba
                                             Quercus faxonii
                                             Quercus fernaldii
                                             Quercus ferruginea
                                             Quercus filialis
                                                   [Quercus dubia]
                                             Quercus floccosa
                                             Quercus flocculenta
                                                   [Quercus flocculenta f. incisa]
                                                   [Quercus flocculenta f. oblongifolia]
                                             Quercus fontana
                                             Quercus frainetto
                                                   [Quercus farnetto]
                                             Quercus franchetii
                                             Quercus frutex
                                             Quercus fulva
                                             Quercus furfuracea
                                             Quercus fusiformis
                                                   [Quercus virginiana var. fusiformis]
                                                   [Quercus virginiana var. macrophylla]
                                             Quercus galeanensis
                                             Quercus galeotti
                                             Quercus gambelii
                                                   [Quercus albifolia]
                                                   [Quercus gambelii var. utahensis]
                                                   [Quercus gambellii]
                                                   [Quercus marshii]
                                                   [Quercus undulata var. gambelii]
                                                   [Quercus undulata var. gunnisonii]
                                               Quercus gambelii var. Gunnisonii
                                               Quercus gambelii var. bonina
                                               Quercus gambelii var. fendleri
                                               Quercus gambelii var. gambelii
                                                     [Quercus eastwoodiae]
                                                     [Quercus gunnisonii]
                                                     [Quercus leptophylla]
                                                     [Quercus nitescens]
                                                     [Quercus novomexicana]
                                                     [Quercus submollis]
                                                     [Quercus utahensis]
                                                     [Quercus vreelandii]
                                             Quercus gambelii X turbinella
                                             Quercus ganderi
                                             Quercus garlandensis
                                             Quercus garryana
                                               Quercus garryana garryana
                                               Quercus garryana var. breweri
                                               Quercus garryana var. fruticosa
                                                     [Quercus lobata var. fruticosa]
                                               Quercus garryana var. garryana
                                                     [Quercus jacobi]
                                               Quercus garryana var. semota
                                             Quercus gemelliflora
                                             Quercus geminata
                                                   [Quercus virginiana f. grandifolia]
                                             Quercus gentryi
                                             Quercus georgiana
                                             Quercus germana
                                                   [Quercus substenocarpa]
               Quercus germana x Quercus liebmannii
               Quercus germana x Quercus sebifera
                                             Quercus gilliana
                                             Quercus gilva
                                                   [Cyclobalanopsis gilva]
                                             Quercus glabra
                                             Quercus glabrescens
                                                   [Quercus radlkoferiana]
                                             Quercus glauca
                                                   [Cyclobalanopsis glauca]
                                                   [Cyclobalanopsis globosa]
                                                   [Quercus glauca var. amamiana]
                                                   [Quercus globosa]
                                             Quercus glaucescens
                                             Quercus graciliformis
                                                   [Quercus gracilliformes]
                                             Quercus gracilior
                                             Quercus gracilis
               Quercus grahamii x Quercus mexicana
                                             Quercus grandidentata
                                             Quercus grandis
                                             Quercus granulata
                                             Quercus gravesii
                                                   [Quercus coccinea var. microcarpa]
                                                   [Quercus texana var. chesosensis]
                                                   [Quercus texana var. stellapila]
                                             Quercus greggii
                                                   [Quercus reticulata f. pungens]
                                                   [Quercus reticulata var. greggii]
                                             Quercus griffithii
                                             Quercus grisea
                                                   [Quercus alamosensis]
                                                   [Quercus undulata var. grisea]
                                             Quercus guadalupensis
                                             Quercus guyavifolia
                                             Quercus harbisonii
                                             Quercus hartwegii
                                             Quercus hartwissiana
                                             Quercus hastata
                                             Quercus havardii
                                                   [Quercus harvardii var. harvardii]
                                                   [Quercus harvardii var. tuckeri]
                                                   [Quercus harvardii]
                                               Quercus havardii var. havardii
                                               Quercus havardii var. tuckeri
                                             Quercus helferiana
                                             Quercus hemisphaerica
                                                   [Quercus maritima]
                                                   [Quercus virens var. maritima]
                                               Quercus hemisphaerica var. hemisphaerica
                                               Quercus hemisphaerica var. maritima
                                             Quercus hinckleyi
                                             Quercus hintonii
                                                   [Quercus apiophylla]
                                                   [Quercus hintoni]
                                                   [Quercus sagata]
                                             Quercus hintoniorum
                                             Quercus hirtifolia
                                             Quercus hispanica
                                             Quercus hondae
                                             Quercus howellii
                                             Quercus huicholensis
                                             Quercus humboldtii
                                             Quercus humilis
                                             Quercus hypoleucoides
                                                   [Quercus hypoleuca]
                                             Quercus hypophaea
                                                   [Cyclobalanopsis hypophaea]
                                             Quercus hypoxantha
                                                   [Quercus errans f. graciliramis]
                                             Quercus idonea
                                             Quercus ignaciensis
                                             Quercus ilex
                                               Quercus ilex subsp. ballota
                                               Quercus ilex subsp. ilex
                                             Quercus ilicifolia
                                             Quercus iltisii
                                             Quercus imbricaria
                                                   [Quercus latifolia]
                                             Quercus incana
                                             Quercus incomita
                                             Quercus infectoria
                                               Quercus infectoria subsp. veneris
                                             Quercus infralutea
                                             Quercus inopina
                                             Quercus insignis
                                                   [Quercus davidsoniae]
                                                   [Quercus schippii]
                                                   [Quercus seibertii]
                                                   [Quercus strombocarpa]
                                                   [Quercus tomentocaulis]
                                             Quercus intricata
                                                   [Quercus intricata f. angusta]
                                                   [Quercus intricata f. erratica]
                                                   [Quercus intricata f. ovata]
                                                   [Quercus microphylla var. crispata]
                                             Quercus invaginata
                                                   [Quercus invaginata f. purpusiana]
                                             Quercus ithaburensis
                                               Quercus ithaburensis subsp. ithaburensis
                                               Quercus ithaburensis subsp. macrolepis
                                             Quercus john-tuckeri
                                             Quercus jonesii
                                                   [Quercus coccolobaefolia]
                                                   [Quercus coccolobifolia]
                                                   [Quercus endlichiana f. minor]
                                                   [Quercus endlichiana f. serrata]
                                                   [Quercus endlichiana]
               Quercus jonesii x Quercus eduardi
                                             Quercus kelloggii
                                                   [Quercus californica]
                                             Quercus kerrii
                                             Quercus kingiana
                                             Quercus knoblochii
                                             Quercus laceyi
                                                   [Quercus glaucoides]
                                                   [Quercus microlepis]
                                             Quercus laeta
                                                   [Quercus clivicola f. crenifolia]
                                                   [Quercus clivicola f. dentata]
                                                   [Quercus clivicola f. elongata]
                                                   [Quercus obscura var. perpusilla]
                                                   [Quercus prinopsis]
               Quercus laeta x Quercus microphylla
               Quercus laeta x Quercus tinkhamii
                                             Quercus laevis
                                             Quercus lamellosa
                                               Quercus lamellosa var. lamellosa
                                                     [Quercus imbricata]
                                             Quercus lanata
                                             Quercus lancifolia
                                                   [Quercus cyclobalanoides]
                                                   [Quercus molinae]
                                                   [Quercus ovandensis]
                                                   [Quercus pilarius]
                                             Quercus lanigera
                                             Quercus laurifolia
                                                   [Quercus laurifolia var. tridentata]
                                                   [Quercus obtusa var. obovatifolia]
                                                   [Quercus rhombica]
                                             Quercus laurina
                                                   [Quercus barbinervis]
                                                   [Quercus bourgaei var. ilicifolia]
                                                   [Quercus bourgaei]
                                                   [Quercus chrysophylla]
                                                   [Quercus esesmilensis]
                                                   [Quercus lanceolata]
                                                   [Quercus nitens var. major]
                                                   [Quercus orizabae]
                                                   [Quercus roseovenulosa]
                                                   [Quercus treleaseana]
                                             Quercus laxa
                                             Quercus leiophylla
                                             Quercus lesueuri
                                             Quercus libani
                                             Quercus liboensis
                                             Quercus liebmannii
                                                   [Quercus poculifer]
                                               Quercus liebmannii x Quercus microphylla
                                             Quercus lineata
                                             Quercus lipacon
                                             Quercus lobata
                                                   [Quercus hindsii]
                                                   [Quercus lobata var. argillara]
                                                   [Quercus lobata var. insperata]
                                                   [Quercus lobata var. turbinata]
                                                   [Quercus lobata var. walteri]
                                             Quercus loeseneri
                                             Quercus longiglanda
                                             Quercus longinux
                                                   [Cyclobalanopsis longinux]
                                             Quercus longispica
                                             Quercus lowii
                                             Quercus ludoviciana
                                             Quercus lungmaiensis
                                                   [Quercus austroglauca]
                                             Quercus lusitanica
                                             Quercus lyrata
                                             Quercus macdonaldii
                                               Quercus macdonaldii var. elegantula
                                             Quercus macdougallii
                                             Quercus macnabiana
                                             Quercus macranthera
                                               Quercus macranthera subsp. syspirensis
                                             Quercus macrocalyx
                                                   [Cyclobalanopsis fleuryi]
                                                   [Quercus fleuryi]
                                             Quercus macrocarpa
                                               Quercus macrocarpa subsp. macrocarpa
                                               Quercus macrocarpa var. depressa
                                               Quercus macrocarpa var. macrocarpa
                                               Quercus macrocarpa var. oliviformis
                                             Quercus macrolepis
                                             Quercus macrophylla
                                             Quercus macvaughii
                                             Quercus magnoliaefolia
                                             Quercus magnoliifolia
                                                   [Quercus circinata]
                                                   [Quercus nudinervis]
                                             Quercus mandanensis
                                             Quercus margaretiae
                                             Quercus margaretta
                                                   [Quercus stellata f. stolonifera]
                                                   [Quercus stellata var. margaretta]
                                             Quercus margarettae
                                                   [Quercus minor var. margarettae]
                                             Quercus margarettiae
                                                   [Quercus stellata var. margarettiae]
                                             Quercus marilandica
                                               Quercus marilandica marilandica
                                               Quercus marilandica var. ashei
                                               Quercus marilandica var. ashii
                                               Quercus marilandica var. marilandica
                                             Quercus martinezii
                                             Quercus marylandica
                                             Quercus maxima
                                             Quercus mcvaughii
                                             Quercus meavei
                                             Quercus mespilifolia
                                                   [Quercus mespilifolioides]
                                             Quercus mexiae
                                             Quercus mexicana
                                                   [Quercus pablillensis]
                                                   [Quercus rugulosa f. subtruncata]
                                                   [Quercus rugulosa]
                                             Quercus michauxii
                                                   [Quercus houstoniana]
                                                   [Quercus prinus var. michauxii]
                                                   [Quercus prinus]
                                             Quercus microcarya
                                             Quercus microphylla
                                             Quercus minima
                                                   [Quercus virens var. dentata]
                                             Quercus minor
                                             Quercus miquihuanensis
                                             Quercus mississippiensis
                                             Quercus miyagii
                                             Quercus mohriana
                                             Quercus mollis
                                             Quercus mongolica
                                               Quercus mongolica subsp. crispula
                                                     [Quercus crispula]
                                                     [Quercus mongolica var. grosseserrata]
                                               Quercus mongolica var. crispula
                                                     [Quercus crispula var. horikawae]
                                             Quercus monimotricha
                                             Quercus montana
                                                   [Quercus prinus var. monticola]
                                                   [Quercus versicolor]
                                             Quercus monterreyensis
                                             Quercus monticola
                                             Quercus morehus
                                                   [Quercus moreha]
                                             Quercus moreliana
                                             Quercus morii
                                             Quercus moultonensis
                                             Quercus muehlenbergii
                                                   [Quercus acuminata var. alexanderi]
                                                   [Quercus acuminata]
                                                   [Quercus alexanderi]
                                                   [Quercus brayi]
                                                   [Quercus muehlenbergii f. alexanderi]
                                                   [Quercus muehlenbergii var. alexanderi]
                                                   [Quercus muehlenbergii var. brayi]
                                                   [Quercus muhlenbergii]
                                                   [Quercus prinoides var. acuminata]
                                                   [Quercus prinoides var. rufescens]
                                               Quercus muehlenbergii var. muehlenbergii
                                             Quercus mulleri
                                             Quercus multinervis
                                                   [Cyclobalanopsis multinervis]
                                             Quercus munzii
                                             Quercus mutabilis
                                             Quercus myrsinifolia
                                                   [Cyclobalanopsis myrsinifolia]
                                             Quercus myrtifolia
                                                   [Quercus phellos var. arenaria]
                                             Quercus nana
                                             Quercus neoashei
                                             Quercus nigra
                                                   [Quercus aquatica var. hybrida]
                                                   [Quercus nigra f. plenocarpa]
                                                   [Quercus nigra f. tridentifera]
                                                   [Quercus nigra var. megacarpa]
                                                   [Quercus nigra var. tridentata]
                                                   [Quercus nigra var. tridentifera]
                                                   [Quercus x ludoviciana var. microcarpa]
                                               Quercus nigra var. heterophylla
                                               Quercus nigra var. marilandica
                                               Quercus nigra var. nigra
                                             Quercus nixoniana
                                             Quercus oajacana
                                             Quercus oblongata
                                                   [Quercus leucotrichophora]
                                             Quercus oblongifolia
                                             Quercus oblongifolia x toumeyi
                                             Quercus obtusa
                                             Quercus obtusata
                                                   [Quercus alvarezensis]
                                                   [Quercus atriglans]
                                                   [Quercus panduriformis f. rubrinervis]
                                                   [Quercus panduriformis]
                                             Quercus obtusifolia
                                                   [Quercus undulata var. obtusifolia]
                                             Quercus obtusiloba
                                             Quercus ocoteifolia
                                                   [Quercus nitens var. podocarpa]
                                             Quercus oerstediana
                                             Quercus oglethorpensis
                                             Quercus oleoides
                                                   [Quercus oleoides var. australis]
                                             Quercus omissa
                                             Quercus oocarpa
                                                   [Quercus yunckeri]
                                             Quercus opaca
                                             Quercus organensis
                                             Quercus oxyadenia
                                             Quercus oxyodon
                                             Quercus pachyloma
                                                   [Cyclobalanopsis pachyloma]
                                             Quercus pacifica
                                             Quercus pagoda
                                                   [Quercus pagoda var. leucophylla]
                                             Quercus pagodifolia
                                             Quercus pallescens
                                             Quercus palmeri
                                                   [Quercus chrysolepis var. palmeri]
                                                   [Quercus chrysolepis var. palneri]
                                                   [Quercus dunnii]
                                             Quercus palustris
                                             Quercus panamandinaea
                                             Quercus pannosa
                                             Quercus parvula
                                               Quercus parvula var. parvula
                                               Quercus parvula var. shrevei
                                                     [Quercus shrevei]
                                               Quercus parvula var. tamalpaisensis
                                             Quercus pauciloba
                                             Quercus paxtalensis
                                             Quercus peduncularis
                                                   [Quercus achoteana]
                                                   [Quercus aguana]
                                                   [Quercus dolichopus]
                                                   [Quercus martensiana f. berlandieri]
                                                   [Quercus martensiana]
                                                   [Quercus pilicaulis f. elongata]
                                                   [Quercus pilicaulis f. exserta]
                                                   [Quercus pilicaulis]
                                                   [Quercus tomentosa var. communis]
               Quercus peduncularis x Quercus purulhana
                                             Quercus peninsularis
                                             Quercus pennivenia
                                             Quercus perpallida
                                             Quercus perseaefolia
                                             Quercus persica
                                             Quercus petraea
                                               Quercus petraea subsp. iberica
                                               Quercus petraea subsp. petraea
                                               Quercus petraea subsp. pinnatiloba
                                               Quercus petraea subsp. polycarpa
                                                     [Quercus iberica]
                                             Quercus phanera
                                             Quercus phellos
                                                   [Quercus phellos f. intonsa]
                                               Quercus phellos var. laurifolia
                                             Quercus phillyraeoides
                                             Quercus phillyreoides
                                             Quercus pinnativenulosa
                                             Quercus planipocula
                                             Quercus platyphylla
                                             Quercus poilanei
                                             Quercus polycarpa
                                             Quercus polymorpha
                                                   [Quercus germana var. lemmonii]
                                                   [Quercus petiolaris]
                                                   [Quercus polymorpha f. angustifolia]
                                             Quercus pontica
                                             Quercus porphyrogenita
                                             Quercus potosina
                                                   [Quercus jaralensis f. berlandieri]
                                                   [Quercus jaralensis]
                                             Quercus praeco
                                             Quercus praineana
                                             Quercus pricei
                                             Quercus pringlei
                                                   [Quercus filiformis]
                                                   [Quercus pringlei f. dentata]
                                             Quercus prinodes
                                             Quercus prinoides
                                                   [Quercus chinquapin]
                                                   [Quercus muehlenbergii var. humilis]
                                                   [Quercus prinus var. humilis]
                                                   [Quercus rufescens]
                                               Quercus prinoides var. prinoides
                                             Quercus prinoides x Q. macrocarpa
                                             Quercus pruinosa
                                             Quercus pseudococcifera
                                             Quercus pubescens
                                                   [Quercus conglomerata]
                                                   [Quercus lanuginosa]
                                               Quercus pubescens subsp. pubescens
                                                     [Quercus brachyphylla]
                                                     [Quercus virgiliana]
                                             Quercus pulchella
                                             Quercus pumila
                                                   [Quercus cinerea var. pumila]
                                                   [Quercus elliottii]
                                                   [Quercus phellos var. pumila]
                                             Quercus pungens
                                                   [Quercus pungens var. pungens]
                                                   [Quercus undulata var. pungens]
                                                   [Quercus undulata var. wrightii]
                                               Quercus pungens subsp. vaseyana
                                             Quercus purulhana
                                             Quercus pyramidalis
                                             Quercus pyrenaica
                                                   [Quercus toza]
                                             Quercus radiata
                                             Quercus rapurahuensis
                                             Quercus rehderiana
                                                   [Quercus pseudosemecarpifolia]
                                                   [Quercus semecarpifolia var. glabra]
                                             Quercus rekonis
                                             Quercus repanda
                                             Quercus resinosa
               Quercus resinosa x Quercus rugosa
                                             Quercus retusa
                                             Quercus revoluta
                                             Quercus rhysophylla
                                             Quercus richteri
                                             Quercus robur
                                                   [Quercus microcarpa]
                                                   [Quercus pedunculata]
                                                   [Quercus robur var. fastigiata]
                                                   [Quercus tristis]
                                                   Quercus robur f. fastigiata
                                               Quercus robur subsp. pedunculiflora
                                                     [Quercus pedunculiflora]
                                               Quercus robur subsp. robur
                                                     [Quercus axillaris]
                                                     [Quercus dacica]
                                                     [Quercus tricolor]
                                             Quercus robusta
                                             Quercus rolfsii
                                             Quercus rotundifolia
                                             Quercus rubra
                                                   [Quercus borealis var. flabellata]
                                                   [Quercus rubra var. maxima]
                                                   [Quercus rubra var. ramosissima]
                                               Quercus rubra var. ambigua
                                               Quercus rubra var. borealis
                                               Quercus rubra var. rubra
                                             Quercus rubramenta
                                             Quercus rudkinii
                                             Quercus rugosa
                                                   [Quercus diversicolor var. mearnsii]
                                                   [Quercus diversicolor]
                                                   [Quercus dugesii]
                                                   [Quercus innuncupata]
                                                   [Quercus purpusii]
                                                   [Quercus reticulata]
                                                   [Quercus rhodophlebia f. applanata]
                                                   [Quercus rhodophlebia f. concava]
                                                   [Quercus rhodophlebia f. crenata]
                                                   [Quercus rhodophlebia]
                                             Quercus runcinatifolia
                                             Quercus rydbergiana
                                             Quercus rysophylla
                                             Quercus sadleriana
                                             Quercus sagraeana
                                             Quercus sagrana
                                                   [Quercus cubana]
                                             Quercus salicifolia
                                                   [Quercus duratifolia]
                                                   [Quercus gulielmi-treleasei]
                                             Quercus salicina
                                                   [Quercus stenophylla]
                                             Quercus saltillensis
                                                   [Quercus carnerosana]
                                             Quercus sapotaefolia
                                             Quercus sapotifolia
                                                   [Quercus perseifolia]
                                                   [Quercus persiifolia]
                                                   [Quercus siguatepequeana]
                                                   [Quercus totutlensis]
                                             Quercus sartorii
                                                   [Quercus sartorii f. magna]
                                             Quercus schneckii
                                             Quercus schochiana
                                             Quercus schottkyana
                                             Quercus scytophylla
                                             Quercus sebifera
                                                   [Quercus schenckiana]
                                                   [Quercus trinidadensis]
                                             Quercus seemannii
                                                   [Quercus boquetensis]
                                                   [Quercus borucasana]
                                                   [Quercus citrifolia]
                                                   [Quercus eugeniifolia]
                                                   [Quercus flagellifera]
                                             Quercus segoviensis
                                                   [Quercus achoteana var. sublanosa]
                                                   [Quercus peduncularis var. sublanosa]
                                             Quercus semecarpifolia
                                             Quercus senescens
                                             Quercus sentenelensis
                                             Quercus serrata
                                               Quercus serrata subsp. serrata
                                                     [Quercus glandulifera var. brevipetiolata]
                                                     [Quercus glandulifera]
                                               Quercus serrata var. brevipetiolata
                                             Quercus sessiliflora
                                             Quercus sessilifolia
                                                   [Quercus nubium]
                                                   [Quercus paucidentata]
                                             Quercus sessilis
                                             Quercus shumardii
                                               Quercus shumardii var. acerifolia
                                               Quercus shumardii var. schneckii
                                               Quercus shumardii var. shumardii
                                               Quercus shumardii var. stenocarpa
                                             Quercus sideroxyla
                                                   [Quercus incarnata]
                                                   [Quercus sideroxyla f. aquifolia]
                                                   [Quercus sideroxyla f. ciliifera]
                                             Quercus sierramadrensis
                                             Quercus similis
                                                   [Quercus ashei]
                                                   [Quercus margaretta var. paludosa]
                                             Quercus sinuata
                                               Quercus sinuata sinuata
                                               Quercus sinuata subsp. breviloba
                                               Quercus sinuata var. breviloba
                                                     [Quercus annulata]
                                                     [Quercus breviloba f. argentata]
                                                     [Quercus breviloba]
                                                     [Quercus durandii var. breviloba]
                                                     [Quercus obtusifolia var. breviloba]
                                                     [Quercus san-sabeana]
                                                     [Quercus sinuata var. san-sabeana]
                                                     [Quercus undulata var. breviloba]
                                               Quercus sinuata var. sinuata
                                             Quercus skinneri
                                                   [Quercus chiapasensis]
                                                   [Quercus hemipteroides]
                                                   [Quercus trichodonta]
                                             Quercus smallii
                                             Quercus sonomensis
                                             Quercus sororia
                                             Quercus spicata
                                             Quercus spinosa
                                             Quercus splendens
                                             Quercus standleyi
                                             Quercus stellata
                                                   [Quercus floridana]
                                                   [Quercus stellata var. anomala]
                                                   [Quercus stellata var. palmeri]
                                                   [Quercus stellata var. rufescens]
                                               Quercus stellata var. araniosa
                                               Quercus stellata var. attenuata
                                               Quercus stellata var. boyntonii
                                               Quercus stellata var. margarettae
                                               Quercus stellata var. mississippiensis
                                               Quercus stellata var. paludosa
                                               Quercus stellata var. parviloba
                                               Quercus stellata var. stellata
                                               Quercus stellata x Quercus virginiana
                                             Quercus stelloides
                                             Quercus stenophylloides
                                                   [Cyclobalanopsis stenophylloides]
                                             Quercus sterretii
                                             Quercus stewardiana
                                                   [Cyclobalanopsis stewardiana]
                                             Quercus stewardii
                                             Quercus stipularis
                                             Quercus striatula
               Quercus striatula x Quercus tinkhamii
                                             Quercus subconvexa
                                             Quercus suber
                                             Quercus suberoides
                                             Quercus subintegra
                                             Quercus subsericea
                                             Quercus subspathulata
                                                   [Quercus pallidifolia]
                                             Quercus substellata
                                             Quercus subtriloba
                                             Quercus succulenta
                                             Quercus sundaica
                                             Quercus supranitida
                                                   [Quercus revoluta f. acuta]
                                             Quercus tarahumara
                                             Quercus tardifolia
                                             Quercus tarokoensis
                                             Quercus tatakaensis
                                             Quercus texana
                                                   [Quercus nuttallii var. cachensis]
                                                   [Quercus nuttallii var. texana]
                                                   [Quercus nuttallii]
                                                   [Quercus rubra var. texana]
                                                   [Quercus shumardii var. microcarpa]
                                                   [Quercus shumardii var. texana]
                                             Quercus tinctoria
                                               Quercus tinctoria var. californica
                                             Quercus tinkhami
                                             Quercus tinkhamii
                                             Quercus tomentella
                                             Quercus tomentosa
                                             Quercus tomentosicupula
                                             Quercus tonduzii
                                             Quercus tottenii
                                             Quercus toumeyi
                                             Quercus toxicodendrifolia
                                             Quercus transmontana
                                             Quercus tridens
                                             Quercus tridentata
                                             Quercus triloba
                                             Quercus trinitatis
                                             Quercus trojana
                                                   [Quercus macedonica]
                                             Quercus tuberculata
                                             Quercus tuitensis
                                             Quercus turbinella
                                                   [Quercus dumosa var. turbinella]
                                                   [Quercus subturbinella]
                                               Quercus turbinella subsp. californica
                                               Quercus turbinella subsp. turbinella
                                               Quercus turbinella turbinella
                                               Quercus turbinella var. californica
                                               Quercus turbinella var. turbinella
                                             Quercus undata
                                             Quercus urbani
                                             Quercus urbanii
                                             Quercus uruapanensis
                                             Quercus uxoris
                                             Quercus vaccinifolia
                                                   [Quercus chrysolepis var. vaccinifolia]
                                             Quercus vacciniifolia
                                                   [Quercus chrysolepis var. vacciniifolia]
                                             Quercus variabilis
                                             Quercus vaseyana
                                                   [Quercus pungens var. vaseyana]
                                                   [Quercus sillae]
                                             Quercus vellifera
                                             Quercus velutina
                                                   [Quercus coccinea var. tinctoria]
                                                   [Quercus velutina f. missouriensis]
                                                   [Quercus velutina var. missouriensis]
                                               Quercus velutina var. velutina
                                             Quercus verde
                                             Quercus vexans
                                             Quercus vicentensis
                                                   [Quercus comasaguana]
                                                   [Quercus siltepecana]
                                             Quercus viminea
                                             Quercus virens
                                             Quercus virginiana
                                                   [Quercus virginiana var. eximea]
                                                   [Quercus virginiana var. virescens]
                                               Quercus virginiana var. geminata
                                               Quercus virginiana var. maritima
                                               Quercus virginiana var. minima
                                               Quercus virginiana var. virginiana
                                             Quercus virginiana x Quercus stellata
                                             Quercus walteriana
                                             Quercus welshii
                                             Quercus willdenowiana
                                             Quercus wislizeni
                                                   [Quercus wislizenii var. frutescens]
                                                   [Quercus wislizenii var. wislizenii]
                                                   [Quercus wislizenii]
                                               Quercus wislizeni var. frutescens
                                               Quercus wislizeni var. wislizeni
                                               Quercus wislizeni wislizeni
                                             Quercus wutaishanica
                                                   [Quercus liaotungensis]
                                             Quercus x acutidens
                                             Quercus x alvordiana
                                             Quercus x anceps
                                             Quercus x asheana
                                             Quercus x ashei
                                                   [Quercus asheana]
                                             Quercus x atlantica
                                             Quercus x baenitzii
                                             Quercus x basaseachicensis
                                             Quercus x beaumontiana
                                             Quercus x beckyae
                                             Quercus x benderi
                                             Quercus x bernardensis
                                             Quercus x bernardiensis
                                             Quercus x bimundorum
                                             Quercus x blufftonensis
                                             Quercus x brittonii
                                             Quercus x burnetensis
                                             Quercus x byarsii
                                             Quercus x caduca
                                             Quercus x caesariensis
                                             Quercus x capesii
                                             Quercus x carolinensis
                                             Quercus x carrissoana
                                             Quercus x chasei
                                             Quercus x cocksii
                                             Quercus x columnaris
                                             Quercus x comptoniae
                                             Quercus x cravenensis
                                             Quercus x demareei
                                             Quercus x discreta
                                             Quercus x diversiloba
                                             Quercus x drummondii
                                                   [Quercus x pseudomargarettiae]
                                             Quercus x dubia
                                             Quercus x egglestonii
                                                   [Quercus eggelstonii]
                                             Quercus x eplingii
                                             Quercus x fallax
                                             Quercus x faxonii
                                             Quercus x fernaldii
                                             Quercus x filialis
                                             Quercus x ganderi
                                             Quercus x garlandensis
                                             Quercus x giffordii
                                             Quercus x grandidentata
                                             Quercus x guadalupensis
                                             Quercus x harbisonii
                                             Quercus x hastingsii
                                             Quercus x heterophylla
                                             Quercus x hillii
                                             Quercus x hispanica
                                                   [Quercus turneri]
                                             Quercus x howellii
                                             Quercus x humidicola
                                             Quercus x inaequalis
                                             Quercus x incomita
                                             Quercus x inconstans
                                                   [Quercus livermorensis]
                                             Quercus x introgressa
                                             Quercus x jolonensis
                                             Quercus x joorii
                                                   [Quercus jorrii]
                                             Quercus x kinselae
                                             Quercus x kinseliae
                                             Quercus x lowellii
                                             Quercus x ludoviciana
                                             Quercus x macdonaldii
                                             Quercus x macnabiana
                                                   [Quercus x mahonii]
                                             Quercus x mahlonii
                                             Quercus x megaleia
                                             Quercus x mellichampii
                                             Quercus x moreha
                                             Quercus x morehus
                                             Quercus x moultonensis
                                                   [Quercus shirlingii]
                                             Quercus x munzii
                                             Quercus x mutabilis
                                                   [Quercus mutalibis]
                                             Quercus x neomairei
                                                   [Quercus mairei]
                                             Quercus x neopalmeri
                                             Quercus x neotharpii
                                             Quercus x nessiana
                                             Quercus x oviedoensis
                                             Quercus x palmeriana
                                             Quercus x pinetorum
                                             Quercus x podophylla
                                             Quercus x porteri
                                             Quercus x pseudomargaretta
                                                   [Quercus pseudomargarettiae]
                                                   [Vernicia x pseudomargarettiae]
                                             Quercus x rehderi
                                             Quercus x richteri
                                             Quercus x riparia
                                             Quercus x robbinsii
                                             Quercus x rolfsii
                                             Quercus x rosacea
                                             Quercus x rudkinii
                                             Quercus x sargentii
                                             Quercus x schochiana
                                             Quercus x shirlingii
                                             Quercus x smallii
                                             Quercus x stelloides
                                             Quercus x sterilis
                                             Quercus x sterretii
                                             Quercus x sterrettii
                                             Quercus x subconvexa
                                             Quercus x subfalcata
                                             Quercus x subintegra
                                             Quercus x sublaurifolia
                                             Quercus x substellata
                                             Quercus x tharpii
                                             Quercus x tottenii
                                             Quercus x townei
                                                   [Quercus dumosa var. kinseliae]
                                             Quercus x undulata
                                             Quercus x vaga
                                             Quercus x venulosa
                                             Quercus x wagneri
                                             Quercus x walteriana
                                                   [Quercus walterana]
                                             Quercus x willdenowiana
                                             Quercus xalapensis
                                                   [Quercus cupreata f. brachystachys]
                                                   [Quercus cupreata f. serrata]
                                                   [Quercus tenuiloba f. gracilis]
                                                   [Quercus tenuiloba f. hirsuta]
                                                   [Quercus tenuiloba]
                                             Quercus xylina
                                             Quercus × alvordiana
                                             Quercus × asheana
                                             Quercus × auzandri
                                             Quercus × avellaniformis
                                             Quercus × beadlei
                                                   [Quercus x beadlei]
                                             Quercus × bebbiana
                                                   [Quercus bebbiana]
                                                   [Quercus beebiana]
                                                   [Quercus x bebbiana]
                                             Quercus × benderi
                                             Quercus × bimundorum
                                             Quercus × bushii
                                                   [Quercus bushii]
                                                   [Quercus x bushii]
                                             Quercus × caduca
                                             Quercus × columnaris
                                             Quercus × deamii
                                                   [Quercus deamii]
                                                   [Quercus x deamii]
                                             Quercus × dysophylla
                                                   [Quercus esperanzae]
                                                   [Quercus fournieri]
                                                   [Quercus hahnii]
                                             Quercus × exacta
                                                   [Quercus x exacta]
                                             Quercus × fernowii
                                                   [Quercus fernowii]
                                                   [Quercus x fernowii]
                                             Quercus × fontana
                                                   [Quercus x fontana]
                                             Quercus × fontqueri
                                             Quercus × garlandensis
                                             Quercus × hawkinsiae
                                                   [Quercus hawkinsiae]
                                                   [Quercus jackiana]
                                                   [Quercus porteri]
                                                   [Quercus x hawkinsiae]
                                             Quercus × hispanica
                                             Quercus × jackiana
                                                   [Quercus x jackiana]
                                             Quercus × leana
                                                   [Quercus leana]
                                                   [Quercus x leana]
                                             Quercus × macdonaldii
                                             Quercus × morehus
                                             Quercus × morisii
                                             Quercus × numidica
                                             Quercus × palaeolithicola
                                                   [Quercus x palaeolithicola]
                                             Quercus × pauciloba
                                             Quercus × runcinata
                                                   [Quercus runcinata]
                                                   [Quercus x runcinata]
                                             Quercus × sargentii
                                             Quercus × saulii
                                                   [Quercus saulii]
                                                   [Quercus x saulii]
                                             Quercus × schochiana
                                             Quercus × schuettei
                                                   [Quercus schuettei]
                                                   [Quercus x schuettei]
                                             Quercus × sternbergii
                                             Quercus × subconvexa
                                             Quercus × subfalcata
                                             Quercus × tingitana
                                             Quercus × tridentata
                                                   [Quercus x tridentata]
                                             Quercus × warburgii
                                             Quercus ×beadlei
                                             Quercus ×beckyae
                                             Quercus ×byarsii
                                             Quercus ×deamii
                                             Quercus ×dysophylla
                                             Quercus ×egglestonii
                                             Quercus ×exacta
                                             Quercus ×hastingsii
                                             Quercus ×hillii
                                             Quercus ×humidicola
                                             Quercus ×introgressa
                                             Quercus ×jolonensis
                                             Quercus ×joorii
                                             Quercus ×megaleia
                                             Quercus ×neopalmeri
                                             Quercus ×nessiana
                                             Quercus ×rehderi
                                             Quercus ×robbinsii
                                             Quercus ×runcinata
                                                   [Quercus rubra var. runcinata]
                                             Quercus ×sterrettii
                                             Quercus ×subfalcata
                                             Quercus ×undulata
                                                   [Quercus ×undulata var. pedunculata]
                                             Quercus ×wagneri
                                     Trigonobalanus
                                             Trigonobalanus excelsa
                                                   [Colombobalanus excelsa]

Problematic Rooting (213028)
               Quercus calophylla x Quercus crassifolia

Problematic Rooting (46926)
               Quercus glaucoides x Quercus microphylla

Problematic Rooting (67815)
                                               Quercus prinus var. pumila