Central Taxonomic Thesaurus
Taxon Search
  Plantae
    Tracheophyta
           [Tracheobionta]
    Spermatophyta
      Magnoliophyta
             [Angiospermae]
         Monocots
                [Liliatae]
                [Liliopsida]
                [Monocotyledoneae]
                    Dioscoreales
                            <b>Dioscoreaceae</b>
                                     <i>Botryosicyos</i>
                                     <i>Dioscorea</i>
                                             <i>Dioscorea abyssinica</i>
                                             <i>Dioscorea acanthogene</i>
                                                   [Dioscorea guanaiensis]
                                             <i>Dioscorea acarophyta</i>
                                             <i>Dioscorea aguilarii</i>
                                             <i>Dioscorea alainii</i>
                                                   [Rajania hastata var. angusta]
                                             <i>Dioscorea alata</i>
                                                   [Dioscorea colocasiifolia]
                                                   [Dioscorea rubella]
                                                   [Dioscorea sapinii]
                                                   [Dioscorea vulgaris]
                                                   [Polynome alata]
                                             <i>Dioscorea albicaulis</i>
                                             <i>Dioscorea altissima</i>
                                             <i>Dioscorea amara</i>
                                             <i>Dioscorea amazonum</i>
                                               <i>Dioscorea amazonum var. amazonum</i>
                                                     [Dioscorea elegantula]
                                             <i>Dioscorea ancachsensis</i>
                                             <i>Dioscorea aspera</i>
                                             <i>Dioscorea asteriscus</i>
                                             <i>Dioscorea auriculata</i>
                                             <i>Dioscorea baracoensis</i>
                                                   [Rajania tenuiflora]
                                             <i>Dioscorea bartlettii</i>
                                             <i>Dioscorea baya</i>
                                               <i>Dioscorea baya var. baya</i>
                                                     [Dioscorea baya var. subcordata]
                                               <i>Dioscorea baya var. kimpundi</i>
                                             <i>Dioscorea bemarivensis</i>
                                                   [Dioscorea nesiotis]
                                             <i>Dioscorea benthamii</i>
                                             <i>Dioscorea berenicea</i>
                                             <i>Dioscorea bernoulliana</i>
                                             <i>Dioscorea brachybotrya</i>
                                             <i>Dioscorea buchananii</i>
                                                   [Dioscorea buchananii var. ukamensis]
                                                   [Dioscorea mildbraediana]
                                                   [Dioscorea rhacodes]
                                             <i>Dioscorea bulbifera</i>
                                                   [Dioscorea anthropophagorum]
                                                   [Dioscorea bulbifera var. sativa]
                                                   [Dioscorea crispata]
                                                   [Dioscorea heterophylla]
                                                   [Dioscorea hoffa]
                                                   [Dioscorea hofika]
                                                   [Dioscorea korrorensis]
                                                   [Dioscorea latifolia var. anthropophagorum]
                                                   [Dioscorea latifolia var. longipetiolata]
                                                   [Dioscorea longipetiolata]
                                                   [Dioscorea perrieri]
                                                   [Dioscorea pulchella]
                                                   [Dioscorea rogersii]
                                                   [Dioscorea sativa var. elongata]
                                                   [Dioscorea sativa var. rotunda]
                                                   [Dioscorea sylvestris]
                                                   [Dioscorea tenuiflora]
                                                   [Helmia bulbifera]
                                                   [Polynome bulbifera]
                                               <i>Dioscorea bulbifera var. anthropophagorum</i>
                                             <i>Dioscorea burkilliana</i>
                                             <i>Dioscorea campestris</i>
                                             <i>Dioscorea carionis</i>
                                             <i>Dioscorea carpomaculata</i>
                                               <i>Dioscorea carpomaculata var. cinerea</i>
                                                     [Dioscorea cymosula var. cinerea]
                                             <i>Dioscorea caucasica</i>
                                             <i>Dioscorea caucensis</i>
                                             <i>Dioscorea cayenensis</i>
                                               <i>Dioscorea cayenensis subsp. cayenensis</i>
                                                     [Dioscorea aculeata]
                                                     [Dioscorea berteroana]
                                                     [Dioscorea camerunensis]
                                                     [Dioscorea moma]
                                                     [Dioscorea occidentalis]
                                                     [Dioscorea pruinosa]
                                               <i>Dioscorea cayenensis subsp. rotundata</i>
                                             <i>Dioscorea cayennensis</i>
                                             <i>Dioscorea chiapasensis</i>
                                             <i>Dioscorea chondrocarpa</i>
                                                   [Dioscorea riparia]
                                             <i>Dioscorea cirrhosa</i>
                                             <i>Dioscorea claessensii</i>
                                             <i>Dioscorea cochleariapiculata</i>
                                                   [Dioscorea stolzii]
                                             <i>Dioscorea collettii</i>
                                               <i>Dioscorea collettii var. hypoglauca</i>
                                                     [Dioscorea hypoglauca]
                                             <i>Dioscorea communis</i>
                                                   [Tamus communis]
                                                   [Tamus edulis]
                                             <i>Dioscorea composita</i>
                                             <i>Dioscorea convolvulacea</i>
                                               <i>Dioscorea convolvulacea subsp. convolvulacea</i>
                                                     [Dioscorea chamela]
                                                     [Dioscorea convolvulacea var. glabra]
                                                     [Dioscorea hirsuta var. glabra]
                                                     [Dioscorea joseensis]
                                               <i>Dioscorea convolvulacea subsp. grandifolia</i>
                                                     [Dioscorea grandifolia]
                                             <i>Dioscorea conzattii</i>
                                             <i>Dioscorea cordata</i>
                                               <i>Dioscorea cordata var. cordata</i>
                                                     [Rajania cordata var. microcarpa]
                                                     [Rajania cyclophylla]
                                               <i>Dioscorea cordata var. cymulifera</i>
                                                     [Rajania cordata var. cymulifera]
                                             <i>Dioscorea coriacea</i>
                                                   [Dioscorea frutescens]
                                                   [Dioscorea pennellii var. pilosula]
                                             <i>Dioscorea coronata</i>
                                             <i>Dioscorea cotinifolia</i>
                                                   [Dioscorea malifolia]
                                             <i>Dioscorea crotalariifolia</i>
                                             <i>Dioscorea cruzensis</i>
                                             <i>Dioscorea cubensis</i>
                                             <i>Dioscorea cumingii</i>
                                                   [Dioscorea elmeri]
                                             <i>Dioscorea cuspidata</i>
                                             <i>Dioscorea cyanisticta</i>
                                             <i>Dioscorea cymosula</i>
                                                   [Dioscorea cymosula var. longiracemosa]
                                             <i>Dioscorea cyphocarpa</i>
                                             <i>Dioscorea decipiens</i>
                                             <i>Dioscorea deltoidea</i>
                                             <i>Dioscorea densiflora</i>
                                             <i>Dioscorea dicranandra</i>
                                             <i>Dioscorea divaricata</i>
                                             <i>Dioscorea diversifolia</i>
                                             <i>Dioscorea dodecaneura</i>
                                                   [Dioscorea huallagensis]
                                             <i>Dioscorea dregeana</i>
                                                   [Helmia dregeana]
                                             <i>Dioscorea dugesii</i>
                                                   [Dioscorea violacea]
                                             <i>Dioscorea dumetorum</i>
                                                   [Dioscorea buchholziana]
                                                   [Dioscorea dumetorum var. glabrescens]
                                                   [Dioscorea dumetorum var. lanuginosa]
                                                   [Dioscorea dumetorum var. vespertilio]
                                                   [Dioscorea triphylla var. abyssinica]
                                                   [Dioscorea triphylla var. dumetorum]
                                                   [Dioscorea triphylla var. rotundata]
                                                   [Dioscorea triphylla var. tomentosa]
                                                   [Dioscorea triphylla]
                                                   [Helmia dumetorum]
                                             <i>Dioscorea elephantipes</i>
                                                   [Dioscorea montana]
                                             <i>Dioscorea esculenta</i>
                                                   [Dioscorea esculenta var. spinosa]
                                                   [Dioscorea fasciculata var. spinosa]
                                                   [Dioscorea fasciculata]
                                               <i>Dioscorea esculenta var. esculenta</i>
                                               <i>Dioscorea esculenta var. tiliaefolia</i>
                                             <i>Dioscorea fasciculocongesta</i>
                                             <i>Dioscorea flabellifolia</i>
                                             <i>Dioscorea floribunda</i>
                                             <i>Dioscorea floridana</i>
                                             <i>Dioscorea fordii</i>
                                             <i>Dioscorea galeottiana</i>
                                                   [Dioscorea convolvulacea var. viridis]
                                                   [Dioscorea lobata]
                                             <i>Dioscorea gallegosi</i>
                                             <i>Dioscorea gaumeri</i>
                                                   [Higinbothamia synandra]
                                             <i>Dioscorea gillettii</i>
                                             <i>Dioscorea glabra</i>
                                             <i>Dioscorea glandulosa</i>
                                               <i>Dioscorea glandulosa var. glandulosa</i>
                                                     [Dioscorea recurva]
                                             <i>Dioscorea gomez-pompae</i>
                                                   [Dioscorea spiculiflora var. chiapasana]
                                             <i>Dioscorea gracillima</i>
                                             <i>Dioscorea grandiflora</i>
                                             <i>Dioscorea gribinguiensis</i>
                                             <i>Dioscorea guerrerensis</i>
                                             <i>Dioscorea haenkeana</i>
                                             <i>Dioscorea hamiltonii</i>
                                                   [Dioscorea persimilis]
                                             <i>Dioscorea hassleriana</i>
                                                   [Dioscorea hassleriana var. triloba]
                                             <i>Dioscorea hastatissima</i>
                                             <i>Dioscorea hastifolia</i>
                                             <i>Dioscorea hemsleyi</i>
                                             <i>Dioscorea heptaneura</i>
                                                   [Dioscorea triandra]
                                             <i>Dioscorea herbert-smithii</i>
                                             <i>Dioscorea hintonii</i>
                                             <i>Dioscorea hirtiflora</i>
                                               <i>Dioscorea hirtiflora subsp. hirtiflora</i>
                                                     [Dioscorea anthropophagorum var. sylvestris]
                                                     [Dioscorea dusenii]
                                                     [Dioscorea hirtiflora var. polyantha]
                                                     [Dioscorea hirtiflora var. trapnellii]
                                                     [Dioscorea polyantha]
                                                     [Dioscorea rubiginosa]
                                                     [Dioscorea stellatopilosa var. cordata]
                                               <i>Dioscorea hirtiflora subsp. orientalis</i>
                                                     [Dioscorea hirtiflora var. grahamii]
                                                     [Dioscorea lindiensis]
                                               <i>Dioscorea hirtiflora subsp. pedicellata</i>
                                                     [Dioscorea hirtiflora var. nyassica]
                                             <i>Dioscorea hispida</i>
                                                   [Dioscorea daemona]
                                                   [Dioscorea hirsuta]
                                             <i>Dioscorea hondurensis</i>
                                                   [Dioscorea belizensis]
                                                   [Dioscorea tabascana]
                                             <i>Dioscorea humifusa</i>
                                             <i>Dioscorea humilis</i>
                                               <i>Dioscorea humilis subsp. humilis</i>
                                                     [Dioscorea pusilla]
                                             <i>Dioscorea igualamontana</i>
                                             <i>Dioscorea insignis</i>
                                             <i>Dioscorea introrsa</i>
                                                   [Rajania nipensis]
                                             <i>Dioscorea jaliscana</i>
                                                   [Dioscorea hirsuticaulis]
                                             <i>Dioscorea japonica</i>
                                             <i>Dioscorea juxtlahuacensis</i>
                                             <i>Dioscorea killipii</i>
                                             <i>Dioscorea kituiensis</i>
                                             <i>Dioscorea knuthiana</i>
                                             <i>Dioscorea koepperi</i>
                                             <i>Dioscorea laevis</i>
                                             <i>Dioscorea latifolia</i>
                                             <i>Dioscorea laxiflora</i>
                                             <i>Dioscorea lehmannii</i>
                                             <i>Dioscorea leonensis</i>
                                             <i>Dioscorea lepida</i>
                                             <i>Dioscorea liebmannii</i>
                                             <i>Dioscorea loheri</i>
                                             <i>Dioscorea longicuspis</i>
                                                   [Dioscorea schimperiana var. nigrescens]
                                             <i>Dioscorea longipes</i>
                                             <i>Dioscorea longirhiza</i>
                                             <i>Dioscorea longituba</i>
                                             <i>Dioscorea macrostachya</i>
                                             <i>Dioscorea mangenotiana</i>
                                             <i>Dioscorea marginata</i>
                                             <i>Dioscorea martensis</i>
                                             <i>Dioscorea matagalpensis</i>
                                                   [Dioscorea yucatanensis]
                                             <i>Dioscorea matsudai</i>
                                             <i>Dioscorea matudae</i>
                                             <i>Dioscorea mcvaughii</i>
                                             <i>Dioscorea megacarpa</i>
                                             <i>Dioscorea melanophyma</i>
                                             <i>Dioscorea meridensis</i>
                                             <i>Dioscorea mesoamericana</i>
                                             <i>Dioscorea mexicana</i>
                                                   [Dioscorea anconensis]
                                                   [Dioscorea deamii]
                                                   [Dioscorea deppei]
                                                   [Dioscorea mexicana var. sessiliflora]
                                             <i>Dioscorea microflora</i>
                                                   [Rajania minutiflora]
                                             <i>Dioscorea microphylla</i>
                                                   [Rajania bahamensis]
                                                   [Rajania urbaniana]
                                             <i>Dioscorea militaris</i>
                                             <i>Dioscorea minima</i>
                                             <i>Dioscorea minutiflora</i>
                                                   [Dioscorea armata]
                                                   [Dioscorea brevispicata]
                                                   [Dioscorea ealensis]
                                                   [Dioscorea ekolo]
                                                   [Dioscorea engbo]
                                                   [Dioscorea grandebulbosa]
                                                   [Dioscorea hystrix]
                                                   [Dioscorea lilela]
                                                   [Dioscorea litoie]
                                                   [Dioscorea pendula]
                                                   [Dioscorea praehensilis var. minutiflora]
                                                   [Dioscorea pynaertioides]
                                             <i>Dioscorea mitis</i>
                                             <i>Dioscorea mollis</i>
                                             <i>Dioscorea monadelpha</i>
                                                   [Dioscorea lagoa-santa]
                                             <i>Dioscorea morelosana</i>
                                                   [Dioscorea lobata var. morelosana]
                                             <i>Dioscorea multiflora</i>
                                                   [Dioscorea concepcionis]
                                             <i>Dioscorea multinervis</i>
                                                   [Nanarepenta tolucana]
                                             <i>Dioscorea nelsonii</i>
                                             <i>Dioscorea nematodes</i>
                                             <i>Dioscorea nervata</i>
                                             <i>Dioscorea nipensis</i>
                                             <i>Dioscorea nipponica</i>
                                                   [Dioscorea nipponica var. rosthornii]
                                             <i>Dioscorea nummularia</i>
                                             <i>Dioscorea oaxacensis</i>
                                             <i>Dioscorea oppositifolia</i>
                                                   [Dioscorea opposita]
                                             <i>Dioscorea oreodoxa</i>
                                             <i>Dioscorea orizabensis</i>
                                             <i>Dioscorea ovata</i>
                                             <i>Dioscorea palawana</i>
                                             <i>Dioscorea paleata</i>
                                             <i>Dioscorea pallens</i>
                                             <i>Dioscorea palmeri</i>
                                             <i>Dioscorea panamensis</i>
                                             <i>Dioscorea paniculata</i>
                                             <i>Dioscorea pantojensis</i>
                                             <i>Dioscorea pedicellata</i>
                                             <i>Dioscorea pennellii</i>
                                             <i>Dioscorea pentaphylla</i>
                                             <i>Dioscorea pilosiuscula</i>
                                                   [Dioscorea costaricensis]
                                                   [Dioscorea duchassaingii]
                                                   [Dioscorea lanosa]
                                                   [Dioscorea lindmanii]
                                                   [Dioscorea sapindoides]
                                             <i>Dioscorea pinedensis</i>
                                             <i>Dioscorea piperifolia</i>
                                                   [Dioscorea arcuata]
                                             <i>Dioscorea platycolpota</i>
                                             <i>Dioscorea plumifera</i>
                                             <i>Dioscorea pohlii</i>
                                             <i>Dioscorea polygonoides</i>
                                             <i>Dioscorea polystachya</i>
                                                   [Dioscorea batatas]
                                             <i>Dioscorea praehensilis</i>
                                                   [Dioscorea angustiflora]
                                                   [Dioscorea cayenensis var. praehensilis]
                                                   [Dioscorea costermansiana]
                                                   [Dioscorea liebrechtsiana]
                                                   [Dioscorea odoratissima]
                                             <i>Dioscorea preslii</i>
                                             <i>Dioscorea preussii</i>
                                               <i>Dioscorea preussii subsp. hylophila</i>
                                                     [Dioscorea hylophila]
                                               <i>Dioscorea preussii subsp. preussii</i>
                                                     [Dioscorea andongensis]
                                                     [Dioscorea chevalieri]
                                                     [Dioscorea dawei]
                                                     [Dioscorea longispicata]
                                                     [Dioscorea malchairii]
                                                     [Dioscorea pterocaulon]
                                                     [Dioscorea thonneri]
                                             <i>Dioscorea pringlei</i>
                                             <i>Dioscorea psilostachya</i>
                                                   [Rajania psilostachya]
                                                   [Rajania wrightii]
                                             <i>Dioscorea pubera</i>
                                                   [Dioscorea anguina]
                                             <i>Dioscorea pubescens</i>
                                             <i>Dioscorea pumicicola</i>
                                             <i>Dioscorea putumayensis</i>
                                             <i>Dioscorea pynaertii</i>
                                             <i>Dioscorea pyrenaica</i>
                                             <i>Dioscorea pyrifolia</i>
                                             <i>Dioscorea quartiniana</i>
                                                   [Botryosicyos pentaphyllus]
                                                   [Dioscorea anchiatasi]
                                                   [Dioscorea anchietae]
                                                   [Dioscorea angolensis]
                                                   [Dioscorea apiculata]
                                                   [Dioscorea beccariana]
                                                   [Dioscorea crinita]
                                                   [Dioscorea cryptantha]
                                                   [Dioscorea dinteri]
                                                   [Dioscorea excisa]
                                                   [Dioscorea forbesii]
                                                   [Dioscorea gossweileri]
                                                   [Dioscorea holstii]
                                                   [Dioscorea pentadactyla]
                                                   [Dioscorea peteri]
                                                   [Dioscorea phaseoloides]
                                                   [Dioscorea quartiniana var. dinteri]
                                                   [Dioscorea quartiniana var. latifolia]
                                                   [Dioscorea quartiniana var. schliebenii]
                                                   [Dioscorea quartiniana var. stuhlmannii]
                                                   [Dioscorea schliebenii]
                                                   [Dioscorea schweinfurthiana]
                                                   [Dioscorea stuhlmannii]
                                                   [Dioscorea ulugurensis]
                                                   [Dioscorea verdickii]
                                             <i>Dioscorea quinquefolia</i>
                                                   [Rajania cubensis]
                                                   [Rajania mucronata]
                                                   [Rajania quinquefolia]
                                                   [Rajania wilsoniana]
                                             <i>Dioscorea quinquelobata</i>
                                                   [Dioscorea quinqueloba]
                                             <i>Dioscorea racemosa</i>
                                                   [Dioscorea borealis]
                                             <i>Dioscorea remota</i>
                                             <i>Dioscorea remotiflora</i>
                                                   [Dioscorea remotiflora var. palmeri]
                                               <i>Dioscorea remotiflora var. maculata</i>
                                             <i>Dioscorea reversiflora</i>
                                             <i>Dioscorea richardhowardii</i>
                                                   [Rajania tenella]
                                             <i>Dioscorea rotundata</i>
                                             <i>Dioscorea rotundifolia</i>
                                             <i>Dioscorea rusbyi</i>
                                             <i>Dioscorea sagittata</i>
                                             <i>Dioscorea sagittifolia</i>
                                               <i>Dioscorea sagittifolia var. lecardii</i>
                                                     [Dioscorea lecardii var. vera]
                                                     [Dioscorea lecardii]
                                                     [Dioscorea mildbraedii]
                                                     [Dioscorea zara]
                                               <i>Dioscorea sagittifolia var. sagittifolia</i>
                                             <i>Dioscorea sanchez-colinii</i>
                                             <i>Dioscorea sansibarensis</i>
                                                   [Dioscorea macabiha]
                                                   [Dioscorea macroura]
                                                   [Dioscorea toxicaria]
                                                   [Dioscorea welwitschii]
                                             <i>Dioscorea saxatilis</i>
                                                   [Dioscorea linearis]
                                             <i>Dioscorea schimperiana</i>
                                                   [Dioscorea fulvida]
                                                   [Dioscorea hockii]
                                                   [Dioscorea schimperiana var. adamaouense]
                                                   [Dioscorea schimperiana var. vestita]
                                                   [Dioscorea stellatopilosa]
                                             <i>Dioscorea scortechinii</i>
                                             <i>Dioscorea semperflorens</i>
                                                   [Dioscorea hypotricha]
                                                   [Dioscorea schlechteri]
                                             <i>Dioscorea septemloba</i>
                                             <i>Dioscorea sessiliflora</i>
                                             <i>Dioscorea simulans</i>
                                             <i>Dioscorea sinuata</i>
                                             <i>Dioscorea smilacifolia</i>
                                                   [Dioscorea demeusei]
                                                   [Dioscorea echinulata]
                                                   [Dioscorea flamignii]
                                                   [Dioscorea minutiflora var. zenkeri]
                                                   [Dioscorea orbicularis]
                                                   [Dioscorea smilacifolia var. alternifolia]
                                             <i>Dioscorea sparsiflora</i>
                                             <i>Dioscorea spiculiflora</i>
                                                   [Dioscorea friedrichsthalii]
                                                   [Dioscorea spiculiflora var. spiculiflora]
                                             <i>Dioscorea spiculoides</i>
                                             <i>Dioscorea standleyi</i>
                                             <i>Dioscorea subcalva</i>
                                             <i>Dioscorea subhastata</i>
                                                   [Dioscorea guaranitica f. subcoriacea]
                                                   [Dioscorea guaranitica]
                                             <i>Dioscorea sublignosa</i>
                                             <i>Dioscorea subtomentosa</i>
                                             <i>Dioscorea sumatrana</i>
                                             <i>Dioscorea sumiderensis</i>
                                             <i>Dioscorea sylvatica</i>
                                                   [Dioscorea hederifolia]
                                                   [Dioscorea junodii]
                                                   [Dioscorea montana var. duemmeri]
                                                   [Dioscorea montana var. sagittata]
                                                   [Tamus sylvestris]
                                                   [Testudinaria glaucescens]
                                                   [Testudinaria rehmannii]
                                                   [Testudinaria sylvestris]
                                               <i>Dioscorea sylvatica var. sylvatica</i>
                                                     [Dioscorea montana var. glauca]
                                                     [Dioscorea montana var. lobata]
                                             <i>Dioscorea tacanensis</i>
                                             <i>Dioscorea tamoidea</i>
                                               <i>Dioscorea tamoidea subsp. lindenii</i>
                                                     [Dioscorea tamoidea var. lindenii]
                                               <i>Dioscorea tamoidea var. tamoidea</i>
                                             <i>Dioscorea tancitarensis</i>
                                             <i>Dioscorea temascaltepecensis</i>
                                             <i>Dioscorea tenebrosa</i>
                                             <i>Dioscorea tenuipes</i>
                                             <i>Dioscorea togoensis</i>
                                                   [Dioscorea caillei]
                                             <i>Dioscorea tokoro</i>
                                             <i>Dioscorea tomentosa</i>
                                             <i>Dioscorea transversa</i>
                                             <i>Dioscorea triandria</i>
                                             <i>Dioscorea trichanthera</i>
                                             <i>Dioscorea trifida</i>
                                                   [Dioscorea angustifolia]
                                             <i>Dioscorea trifoliata</i>
                                             <i>Dioscorea truncata</i>
                                             <i>Dioscorea tubiperianthia</i>
                                             <i>Dioscorea ulinei</i>
                                                   [Dioscorea ulinei var. longipes]
                                             <i>Dioscorea urceolata</i>
                                                   [Dioscorea urceolata var. reflexa]
                                             <i>Dioscorea urophylla</i>
                                             <i>Dioscorea uruapanensis</i>
                                             <i>Dioscorea villosa</i>
                                                   [Dioscorea glauca]
                                                   [Dioscorea hirticaulis]
                                                   [Dioscorea hirticaulus]
                                                   [Dioscorea paniculata var. glabrifolia]
                                                   [Dioscorea quaternata var. glauca]
                                                   [Dioscorea quaternata var. quaternata]
                                                   [Dioscorea quaternata]
                                                   [Dioscorea sativa]
                                                   [Dioscorea villosa f. glabrifolia]
                                                   <i>Dioscorea villosa f. villosa</i>
                                               <i>Dioscorea villosa var. floridana</i>
                                               <i>Dioscorea villosa var. glabrifolia</i>
                                               <i>Dioscorea villosa var. hirticaulis</i>
                                               <i>Dioscorea villosa var. villosa</i>
                                             <i>Dioscorea wrightii</i>
                                             <i>Dioscorea zingiberensis</i>
                                     <i>Epipetrum</i>
                                     <i>Helmia</i>
                                     <i>Higinbothamia</i>
                                     <i>Polynome</i>
                                     <i>Rajania</i>
                                             <i>Rajania angustifolia</i>
                                             <i>Rajania cordata</i>
                                             <i>Rajania hastata</i>
                                             <i>Rajania microphylla</i>
                                             <i>Rajania ovata</i>
                                     <i>Stenomeris</i>
                                             <i>Stenomeris dioscoreifolia</i>
                                                   [Stenomeris cumingiana]
                                     <i>Tacca</i>
                                             <i>Tacca chantrieri</i>
                                                   [Tacca paxiana]
                                             <i>Tacca integrifolia</i>
                                             <i>Tacca involucrata</i>
                                             <i>Tacca leontopetaloides</i>
                                                   [Chaitaea tacca]
                                                   [Leontice leontopetaloides]
                                                   [Tacca artocarpifolia]
                                             <i>Tacca maculata</i>
                                             <i>Tacca palmata</i>
                                             <i>Tacca palmatifida</i>
                                             <i>Tacca parkeri</i>
                                             <i>Tacca pinnatifida</i>
                                             <i>Tacca plantaginea</i>
                                     <i>Tamus</i>
                                     <i>Testudinaria</i>