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Organism
  Plantae
      Tracheophyta
            Magnoliopsida
                    Gentianales
                            Apocynaceae
                                     Acerates
                                     Allamanda
                                             Allamanda blanchetii
                                             Allamanda cathartica
                                                   [Allamanda cathartica var. grandiflora]
                                             Allamanda schottii
                                                   [Allamanda neriifolia]
                                     Alstonia
                                             Alstonia macrophylla
                                     Alyxia
                                             Alyxia stellata
                                                   [Alyxia oliviformis var. lanceolata]
                                                   [Alyxia oliviformis var. myrtillifolia]
                                                   [Alyxia oliviformis var. ovata]
                                                   [Alyxia oliviformis]
                                     Amsonia
                                             Amsonia ciliata
                                               Amsonia ciliata var. ciliata
                                               Amsonia ciliata var. tenuifolia
                                                     [Amsonia ciliata var. filifolia]
                                               Amsonia ciliata var. texana
                                             Amsonia fugatei
                                             Amsonia grandiflora
                                             Amsonia hubrichtii
                                             Amsonia illustris
                                             Amsonia jonesii
                                             Amsonia kearneyana
                                             Amsonia longiflora
                                               Amsonia longiflora var. longiflora
                                               Amsonia longiflora var. salpignantha
                                                     [Amsonia salpignantha]
                                             Amsonia ludoviciana
                                             Amsonia palmeri
                                                   [Amsonia hirtella var. pogonosepala]
                                                   [Amsonia hirtella]
                                                   [Amsonia pogonosepala]
                                                   [Amsonia standleyi]
                                             Amsonia peeblesii
                                             Amsonia repens
                                             Amsonia rigida
                                             Amsonia tabernaemontana
                                                   [Amsonia amsonia]
                                                   [Amsonia glaberrima]
                                               Amsonia tabernaemontana var. tabernaemontana
                                                     [Amsonia amsonia]
                                                     [Amsonia glaberrima]
                                             Amsonia tharpii
                                             Amsonia tomentosa
                                                   [Amsonia brevifolia]
                                               Amsonia tomentosa var. stenophylla
                                                     [Amsonia arenaria]
                                                     [Amsonia eastwoodiana]
                                               Amsonia tomentosa var. tomentosa
                                                     [Amsonia brevifolia]
                                     Amygdalus
                                     Anechites
                                             Anechites nerium
                                     Angadenia
                                             Angadenia berteroi
                                                   [Angadenia sagrae]
                                                   [Rhabdadenia corallicola]
                                     Apocynum
                                             Apocynum androsaemifolium
                                                   [Apocynum ambigens]
                                                   [Apocynum androsaemifolium var. glabrum]
                                                   [Apocynum androsaemifolium var. pumilum]
                                                   [Apocynum pumilum var. rhomboideum]
                                                   [Apocynum pumilum]
                                                   [Apocynum scopulorum]
                                               Apocynum androsaemifolium subsp. androsaemifolium
                                                     [Apocynum ambigens]
                                                     [Apocynum androsaemifolium var. glabrum]
                                               Apocynum androsaemifolium subsp. pumilum
                                                     [Apocynum androsaemifolium var. pumilum]
                                                     [Apocynum pumilum]
                                               Apocynum androsaemifolium var. griseum
                                               Apocynum androsaemifolium var. incanum
                                                     [Apocynum pumilum var. rhomboideum]
                                                     [Apocynum scopulorum]
                                               Apocynum androsaemifolium var. intermedium
                                               Apocynum androsaemifolium var. tomentellum
                                               Apocynum androsaemifolium var. woodsonii
                                             Apocynum cannabinum
                                                   [Apocynum cannabinum var. angustifolium]
                                                   [Apocynum cannabinum var. glaberrimum]
                                                   [Apocynum cannabinum var. greeneanum]
                                                   [Apocynum cannabinum var. hypericifolium]
                                                   [Apocynum cannabinum var. nemorale]
                                                   [Apocynum cannabinum var. pubescens]
                                                   [Apocynum cannabinum var. suksdorfii]
                                                   [Apocynum cannabinum/Asclepias syriaca]
                                                   [Apocynum hypericifolium]
                                                   [Apocynum pubescens]
                                                   [Apocynum sibiricum var. cordigerum]
                                                   [Apocynum sibiricum var. farwellii]
                                                   [Apocynum sibiricum var. salignum]
                                                   [Apocynum sibiricum]
                                                   [Apocynum suksdorfii var. angustifolium]
                                                   [Apocynum suksdorfii]
                                             Apocynum floribundum
                                                   [Apocynum jonesii]
                                                   [Apocynum medium var. floribundum]
                                                   [Apocynum medium var. leuconeuron]
                                                   [Apocynum medium var. lividum]
                                                   [Apocynum medium var. sarniense]
                                                   [Apocynum medium var. vestitum]
                                                   [Apocynum medium]
                                                   [Apocynum milleri]
                                     Araujia
                                             Araujia odorata
                                                   [Morrenia odorata]
                                             Araujia sericifera
                                                   [Araujia sericofera]
                                     Asclepias
                                             Asclepias albicans
                                             Asclepias amplexicaulis
                                             Asclepias angustifolia
                                             Asclepias arenaria
                                             Asclepias asperula
                                               Asclepias asperula subsp. asperula
                                                     [Asclepias capricornu subsp. occidentalis]
                                               Asclepias asperula subsp. capricornu
                                                     [Asclepias asperula var. decumbens]
                                                     [Asclepias capricornu subsp. occidentalis]
                                                     [Asclepias capricornu]
                                                     [Asclepias decumbens]
                                                     [Asclepiodora decumbens]
                                               Asclepias asperula var. asperula
                                             Asclepias brachystephana
                                             Asclepias californica
                                               Asclepias californica subsp. californica
                                               Asclepias californica subsp. greenei
                                             Asclepias cinerea
                                             Asclepias connivens
                                                   [Anantherix connivens]
                                             Asclepias cordifolia
                                                   [Gomphocarpus cordifolius]
                                             Asclepias cryptoceras
                                               Asclepias cryptoceras subsp. cryptoceras
                                               Asclepias cryptoceras subsp. davisii
                                                     [Asclepias cryptoceras var. davisii]
                                                     [Asclepias davisii]
                                             Asclepias curassavica
                                             Asclepias curtissii
                                                   [Asclepias aceratoides]
                                                   [Oxypteryx curtissii]
                                             Asclepias cutleri
                                             Asclepias elata
                                             Asclepias emoryi
                                             Asclepias engelmanniana
                                                   [Acerates auriculata]
                                                   [Asclepias auriculata]
                                             Asclepias eriocarpa
                                                   [Asclepias eriocarpa var. microcarpa]
                                                   [Asclepias fremontii]
                                             Asclepias erosa
                                             Asclepias exaltata
                                                   [Asclepias bicknellii]
                                                   [Asclepias phytolaccoides]
                                             Asclepias fascicularis
                                                   [Asclepias mexicana]
                                             Asclepias feayi
                                                   [Asclepiodella feayi]
                                             Asclepias glaucescens
                                             Asclepias hallii
                                             Asclepias hirtella
                                                   [Acerates hirtella]
                                                   [Asclepias longifolia subsp. hirtella]
                                                   [Asclepias longifolia var. hirtella]
                                             Asclepias humistrata
                                             Asclepias hypoleuca
                                             Asclepias incarnata
                                               Asclepias incarnata subsp. incarnata
                                               Asclepias incarnata subsp. pulchra
                                                     [Asclepias incarnata var. neoscotica]
                                                     [Asclepias incarnata var. pulchra]
                                                     [Asclepias pulchra]
                                             Asclepias involucrata
                                                   [Asclepias macrosperma]
                                             Asclepias labriformis
                                             Asclepias lanceolata
                                                   [Asclepias lanceolata var. paupercula]
                                             Asclepias lanuginosa
                                                   [Acerates lanuginosa]
                                             Asclepias latifolia
                                             Asclepias lemmonii
                                             Asclepias linaria
                                             Asclepias linearis
                                             Asclepias longifolia
                                                   [Acerates delticola]
                                                   [Acerates floridana]
                                                   [Acerates longifolia]
                                             Asclepias macrotis
                                             Asclepias meadii
                                             Asclepias michauxii
                                             Asclepias nivea
                                             Asclepias nummularia
                                             Asclepias nyctaginifolia
                                             Asclepias obovata
                                                   [Asclepias viridiflora var. obovata]
                                             Asclepias oenotheroides
                                                   [Asclepias brevicornu]
                                             Asclepias otarioides
                                             Asclepias ovalifolia
                                             Asclepias pedicellata
                                                   [Podostigma pedicellata]
                                             Asclepias perennis
                                             Asclepias prostrata
                                             Asclepias pumila
                                             Asclepias purpurascens
                                             Asclepias quadrifolia
                                             Asclepias quinquedentata
                                             Asclepias rubra
                                                   [Asclepias laurifolia]
                                             Asclepias rusbyi
                                                   [Asclepias engelmanniana var. rusbyi]
                                             Asclepias scaposa
                                             Asclepias solanoana
                                                   [Solanoa purpurascens]
                                             Asclepias speciosa
                                                   [Asclepias giffordii]
                                             Asclepias sperryi
                                             Asclepias stenophylla
                                                   [Acerates angustifolia]
                                                   [Polyotus angustifolius]
                                             Asclepias subulata
                                             Asclepias subverticillata
                                                   [Asclepias galioides]
                                             Asclepias sullivantii
                                             Asclepias syriaca
                                                   [Apocynum cannabinum/Asclepias syriaca]
                                                   [Asclepias intermedia]
                                                   [Asclepias kansana]
                                                   [Asclepias syriaca var. kansana]
                                             Asclepias texana
                                             Asclepias tomentosa
                                             Asclepias tuberosa
                                               Asclepias tuberosa subsp. rolfsii
                                                     [Asclepias rolfsii]
                                               Asclepias tuberosa subsp. tuberosa
                                                     [Asclepias tuberosa subsp. interior]
                                                     [Asclepias tuberosa subsp. terminalis]
                                                     [Asclepias tuberosa var. interior]
                                             Asclepias uncialis
                                               Asclepias uncialis subsp. ruthiae
                                                     [Asclepias eastwoodiana]
                                                     [Asclepias ruthiae]
                                                     [Asclepias sanjuanensis]
                                                     [Asclepias uncialis var. ruthiae]
                                               Asclepias uncialis subsp. uncialis
                                             Asclepias variegata
                                                   [Biventraria variegata]
                                             Asclepias verticillata
                                                   [Asclepias galioides]
                                             Asclepias vestita
                                               Asclepias vestita subsp. parishii
                                                     [Asclepias vestita var. parishii]
                                               Asclepias vestita subsp. vestita
                                             Asclepias viridiflora
                                                   [Acerates viridiflora var. ivesii]
                                                   [Acerates viridiflora var. linearis]
                                                   [Acerates viridiflora]
                                                   [Asclepias viridiflora var. lanceolata]
                                                   [Asclepias viridiflora var. linearis]
                                             Asclepias viridis
                                                   [Anantherix connivens]
                                                   [Asclepiodora viridis]
                                             Asclepias viridula
                                             Asclepias welshii
                                     Asclepiodella
                                     Asclepiodora
                                     Calotropis
                                             Calotropis gigantea
                                             Calotropis procera
                                                   [Asclepias procera]
                                     Carissa
                                             Carissa macrocarpa
                                                   [Carissa grandiflora]
                                     Cascabela
                                             Cascabela thevetia
                                                   [Cerbera thevetia]
                                                   [Thevetia peruviana]
                                     Catharanthus
                                             Catharanthus roseus
                                                   [Ammocallis rosea]
                                                   [Vinca rosea]
                                     Cerbera
                                     Ceropegia
                                             Ceropegia gigantea
                                                   [Stapelia gigantea]
                                                   [Stapelia nobilis]
                                     Chonemorpha
                                             Chonemorpha verrucosa
                                     Cionura
                                             Cionura erecta
                                                   [Cynanchum maritimum]
                                     Cryptostegia
                                             Cryptostegia grandiflora
                                                   [Nerium grandiflorum]
                                             Cryptostegia madagascariensis
                                     Cycladenia
                                             Cycladenia humilis
                                                   [Cycladenia humilis var. tomentosa]
                                               Cycladenia humilis var. humilis
                                                     [Cycladenia humilis var. tomentosa]
                                               Cycladenia humilis var. jonesii
                                                     [Cycladenia jonesii]
                                               Cycladenia humilis var. venusta
                                     Cynanchum
                                             Cynanchum cubense
                                                   [Gonolobus cubensis]
                                                   [Metalepis cubensis]
                                             Cynanchum japonicum
                                                   [Metaplexis japonica]
                                             Cynanchum laeve
                                                   [Ampelamus albidus]
                                                   [Ampelamus laevis]
                                                   [Gonolobus laevis]
                                             Cynanchum ligulatum
                                                   [Cynanchum sinaloense]
                                                   [Mellichampia sinaloensis]
                                             Cynanchum lineare
                                             Cynanchum maccartii
                                                   [Cynanchum palmeri]
                                                   [Metastelma palmeri]
                                             Cynanchum parviflorum
                                             Cynanchum peraffine
                                             Cynanchum racemosum
                                               Cynanchum racemosum var. unifarium
                                                     [Cynanchum palmeri]
                                                     [Cynanchum unifarium]
                                             Cynanchum rossicum
                                                   [Cynanchum medium]
                                                   [Vincetoxicum medium]
                                     Dictyanthus
                                             Dictyanthus reticulatus
                                                   [Gonolobus reticulatus]
                                                   [Matelea reticulata]
                                     Duvalia
                                             Duvalia rupestris
                                     Echites
                                             Echites agglutinatus
                                                   [Prestonia agglutinata]
                                             Echites umbellata
                                                   [Echites echites]
                                             Echites umbellatus
                                                   [Echites echites]
                                     Forsteronia
                                     Funastrum
                                             Funastrum clausum
                                                   [Sarcostemma clausum]
                                             Funastrum crispum
                                                   [Sarcostemma crispum]
                                                   [Sarcostemma lobata]
                                             Funastrum cynanchoides
                                                   [Funastrum cynanchoides var. subtruncatum]
                                                   [Sarcostemma cynanchoides]
                                               Funastrum cynanchoides subsp. cynanchoides
                                                     [Funastrum cynanchoides var. subtruncatum]
                                                     [Sarcostemma cynanchoides]
                                               Funastrum cynanchoides var. hartwegii
                                                     [Funastrum cynanchoides subsp. heterophyllum]
                                                     [Funastrum heterophyllum]
                                                     [Funastrum lineare]
                                                     [Philibertia heterophylla]
                                                     [Sarcostemma cynanchoides subsp. hartwegii]
                                                     [Sarcostemma cynanchoides var. hartwegii]
                                             Funastrum hirtellum
                                                   [Philibertia hirtella]
                                                   [Sarcostemma hirtellum]
                                             Funastrum torreyi
                                                   [Sarcostemma torreyi]
                                             Funastrum utahense
                                                   [Cynanchum utahense]
                                     Funtumia
                                             Funtumia elastica
                                     Genianthus
                                             Genianthus laurifolius
                                                   [Asclepias laurifolia]
                                     Gomphocarpus
                                             Gomphocarpus fruticosus
                                               Gomphocarpus fruticosus subsp. fruticosus
                                                     [Asclepias fruticosa]
                                             Gomphocarpus physocarpus
                                                   [Asclepias physocarpa]
                                     Gonolobus
                                             Gonolobus niger
                                                   [Cynanchum nigrum]
                                             Gonolobus obliquus
                                             Gonolobus parviflorus
                                             Gonolobus stephanotrichus
                                                   [Vincetoxicum stephanotrichum]
                                             Gonolobus suberosus
                                                   [Vincetoxicum suberosum]
                                     Haplophyton
                                             Haplophyton cimicidum
                                             Haplophyton crooksii
                                                   [Haplophyton cimicidum var. crooksii]
                                     Hoya
                                             Hoya carnosa
                                                   [Asclepias carnosa]
                                             Hoya multiflora
                                                   [Asclepias carnosa]
                                     Ibatia
                                             Ibatia maritima
                                                   [Matelea maritima]
                                     Mandevilla
                                             Mandevilla brachysiphon
                                                   [Macrosiphonia brachysiphon]
                                                   [Telosiphonia brachysiphon]
                                             Mandevilla hypoleuca
                                                   [Macrosiphonia hypoleuca]
                                                   [Telosiphonia hypoleuca]
                                             Mandevilla lanuginosa
                                                   [Macrosiphonia lanuginosa var. lanuginosa]
                                                   [Macrosiphonia lanuginosa]
                                                   [Telosiphonia lanuginosa]
                                             Mandevilla macrosiphon
                                                   [Macrosiphonia lanuginosa var. macrosiphon]
                                                   [Macrosiphonia macrosiphon]
                                                   [Telosiphonia macrosiphon]
                                     Marsdenia
                                             Marsdenia elliptica
                                             Marsdenia woodburyana
                                     Matelea
                                             Matelea alabamensis
                                                   [Cyclodon alabamense]
                                             Matelea arizonica
                                                   [Gonolobus arizonicus]
                                             Matelea atrostellata
                                             Matelea baldwyniana
                                                   [Gonolobus baldwynianus]
                                                   [Odontostephana baldwyniana]
                                                   [Vincetoxicum baldwynianum]
                                             Matelea biflora
                                                   [Gonolobus biflorus]
                                             Matelea brevicoronata
                                                   [Gonolobus parviflorus var. brevicoronatus]
                                             Matelea carolinensis
                                                   [Gonolobus carolinensis]
                                                   [Odontostephana carolinensis]
                                                   [Vincetoxicum carolinense]
                                                   [Vincetoxicum hirsutum]
                                             Matelea cynanchoides
                                                   [Gonolobus cynanchoides]
                                             Matelea decipiens
                                                   [Gonolobus decipiens]
                                                   [Odontostephana decipiens]
                                             Matelea edwardsensis
                                             Matelea flavidula
                                                   [Odontostephana flavidula]
                                             Matelea floridana
                                                   [Odontostephana floridana]
                                             Matelea gonocarpos
                                                   [Gonolobus gonocarpos]
                                                   [Matelea suberosa]
                                                   [Matelea suberosus]
                                                   [Vincetoxicum gonocarpos]
                                                   [Vincetoxicum suberosum]
                                             Matelea obliqua
                                                   [Gonolobus shortii]
                                                   [Matelea shortii]
                                                   [Odontostephana obliqua]
                                                   [Odontostephana shortii]
                                                   [Vincetoxicum obliquum]
                                                   [Vincetoxicum shortii]
                                             Matelea parviflora
                                             Matelea parvifolia
                                                   [Gonolobus californicus]
                                                   [Gonolobus parvifolius]
                                             Matelea producta
                                                   [Gonolobus productus]
                                             Matelea pubiflora
                                                   [Edisonia pubiflora]
                                             Matelea radiata
                                             Matelea sagittifolia
                                                   [Gonolobus sagittifolius]
                                             Matelea sintenisii
                                                   [Gonolobus sintenisii]
                                                   [Vincetoxicum sintenisii]
                                             Matelea texensis
                                             Matelea variifolia
                                                   [Gonolobus variifolius]
                                                   [Matelea borinquensis]
                                                   [Vincetoxicum variifolium]
                                             Matelea woodsonii
                                     Mellichampia
                                     Metaplexis
                                     Metastelma
                                             Metastelma anegadense
                                                   [Cynanchum anegadense]
                                             Metastelma arizonicum
                                               Metastelma arizonicum subsp. arizonicum
                                                     [Cynanchum arizonicum]
                                             Metastelma bahamense
                                             Metastelma barbigerum
                                                   [Cynanchum barbigerum]
                                             Metastelma blodgettii
                                                   [Cynanchum blodgettii]
                                             Metastelma decipiens
                                                   [Cynanchum cheesmanii]
                                                   [Cynanchum grisebachianum]
                                                   [Metastelma decaisneanum]
                                                   [Metastelma fallax]
                                                   [Metastelma grisebachianum]
                                             Metastelma leptocladon
                                                   [Cynanchum ephedroides]
                                                   [Metastelma ephedroides]
                                             Metastelma lineare
                                             Metastelma mexicanum
                                             Metastelma monense
                                                   [Cynanchum monense]
                                             Metastelma northropiae
                                                   [Cynanchum northropiae]
                                                   [Epicion northropiae]
                                             Metastelma parviflorum
                                             Metastelma pringlei
                                                   [Cynanchum barbigerum var. breviflorum]
                                                   [Cynanchum pringlei]
                                     Morrenia
                                     Neisosperma
                                     Nerium
                                             Nerium oleander
                                               Nerium oleander subsp. oleander
                                                     [Nerium grandiflorum]
                                     Ochrosia
                                             Ochrosia apoensis
                                             Ochrosia compta
                                                   [Ochrosia forbesii]
                                                   [Ochrosia holei]
                                                   [Ochrosia kondoi]
                                                   [Ochrosia lamoureuxii]
                                                   [Ochrosia microcalyx]
                                                   [Ochrosia sandwicensis]
                                             Ochrosia elliptica
                                             Ochrosia haleakalae
                                                   [Ochrosia hamakuaensis]
                                             Ochrosia kauaiensis
                                             Ochrosia kilaueaensis
                                                   [Ochrosia konaensis]
                                             Ochrosia oppositifolia
                                                   [Neisosperma oppositifolia]
                                     Orthosia
                                             Orthosia angustifolia
                                                   [Cynanchum wigginsii]
                                             Orthosia scoparia
                                                   [Amphistelma scoparia]
                                                   [Cynanchum scoparium]
                                                   [Metastelma scoparium]
                                     Oxypetalum
                                             Oxypetalum cordifolium
                                     Parsonsia
                                     Pentalinon
                                             Pentalinon luteum
                                                   [Urechites lutea var. sericea]
                                                   [Urechites lutea]
                                                   [Urechites pinetorum]
                                               Pentalinon luteum var. sericeum
                                                     [Urechites pinetorum]
                                     Periploca
                                             Periploca graeca
                                     Pherotrichis
                                             Pherotrichis villosa
                                                   [Matelea balbisii]
                                                   [Pherotrichis balbisii]
                                     Philibertia
                                     Pinochia
                                             Pinochia corymbosa
                                               Pinochia corymbosa subsp. corymbosa
                                                     [Forsteronia corymbosa]
                                               Pinochia corymbosa subsp. portoricensis
                                                     [Forsteronia portoricensis]
                                     Plumeria
                                             Plumeria alba
                                             Plumeria krugii
                                             Plumeria obtusa
                                                   [Plumeria portoricensis]
                                               Plumeria obtusa var. obtusa
                                                     [Plumeria portoricensis]
                                             Plumeria rubra
                                             Plumeria sericifolia
                                                   [Plumeria obtusa var. sericifolia]
                                     Plummera
                                     Pneumaria
                                     Pneumonanthe
                                     Podostigma
                                     Polystemma
                                             Polystemma cordifolium
                                                   [Matelea cordifolia]
                                                   [Rothrockia cordifolia]
                                     Prestonia
                                     Pteralyxia
                                             Pteralyxia kauaiensis
                                             Pteralyxia macrocarpa
                                                   [Pteralyxia caumiana]
                                     Pteretis
                                     Rauvolfia
                                             Rauvolfia nitida
                                             Rauvolfia sandwicensis
                                                   [Ochrosia sandwicensis]
                                                   [Rauvolfia degeneri]
                                                   [Rauvolfia forbesii]
                                                   [Rauvolfia helleri]
                                                   [Rauvolfia mauiensis]
                                                   [Rauvolfia molokaiensis var. parvifolia]
                                                   [Rauvolfia molokaiensis]
                                                   [Rauvolfia remotiflora]
                                                   [Rauvolfia sandwicensis var. subcuminata]
                                             Rauvolfia tetraphylla
                                                   [Rauvolfia canescens]
                                                   [Rauvolfia heterophylla]
                                             Rauvolfia viridis
                                                   [Rauvolfia lamarckii]
                                             Rauvolfia vomitoria
                                     Rhabdadenia
                                             Rhabdadenia biflora
                                     Rhacoma
                                     Sarcostemma
                                     Seutera
                                             Seutera angustifolia
                                                   [Cynanchum palustre]
                                                   [Funastrum angustifolium]
                                     Stapelia
                                     Tabernaemontana
                                               Amsonia tabernaemontana var. gattingeri
                                               Amsonia tabernaemontana var. salicifolia
                                                     [Amsonia salicifolia]
                                             Tabernaemontana alba
                                             Tabernaemontana alternifolia
                                             Tabernaemontana citrifolia
                                             Tabernaemontana divaricata
                                                   [Ervatamia coronaria]
                                                   [Tabernaemontana coronaria]
                                             Tabernaemontana oppositifolia
                                     Thevetia
                                             Thevetia neriifolia
                                     Thyrsanthella
                                             Thyrsanthella difformis
                                                   [Trachelospermum difforme]
                                     Trachelospermum
                                             Trachelospermum jasminoides
                                                   [Rhynchospermum jasminoides]
                                     Trachynia
                                     Trachyphytum
                                     Tracyanthus
                                     Tylophora
                                             Tylophora ovata
                                                   [Vincetoxicum hirsutum]
                                     Vallesia
                                             Vallesia antillana
                                             Vallesia glabra
                                     Vinca
                                             Vinca herbacea
                                             Vinca major
                                                   [Vinca major var. variegata]
                                               Vinca major subsp. major
                                                     [Vinca major var. variegata]
                                             Vinca minor
                                     Vincetoxicum
                                             Vincetoxicum callialatum
                                                   [Cynanchum angustifolium]
                                                   [Cynoctonum angustifolium]
                                             Vincetoxicum hirundinaria
                                               Vincetoxicum hirundinaria subsp. hirundinaria
                                                     [Cynanchum vincetoxicum]
                                                     [Vincetoxicum officinale]
                                             Vincetoxicum nigrum
                                                   [Cynanchum louiseae]
                                                   [Cynanchum medium]
                                                   [Vincetoxicum medium]
                                             Vincetoxicum rossicum