Central Taxonomic Thesaurus
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  Plantae
    Tracheophyta
           [Tracheobionta]
    Spermatophyta
      Magnoliophyta
             [Angiospermae]
         Eudicots
             Core Eudicots
               Asterids
               Lamiids
                    Gentianales
                            Loganiaceae
                                     Antonia
                                             Antonia ovata
                                     Artherstonea
                                     Bigonia
                                     Bonyunia
                                     Coelostylis
                                             Coelostylis loganioides
                                     Couthovia
                                     Cynoctonum
                                             Cynoctonum mitreola
                                             Cynoctonum petiolatum
                                             Cynoctonum succulentum
                                     Gardneria
                                             Gardneria angustifolia
                                             Gardneria multiflora
                                                   [Gardneria shimadai]
                                             Gardneria ovata
                                     Geniostoma
                                             Geniostoma australianum
                                             Geniostoma clavatum
                                             Geniostoma cyrtandrae
                                                   [Labordia hypoleuca]
                                             Geniostoma erythrospermum
                                             Geniostoma glaucescens
                                             Geniostoma hendersonense
                                             Geniostoma ligustrifolium
                                             Geniostoma micranthum
                                               Geniostoma micranthum var. hoeferi
                                               Geniostoma micranthum var. micranthum
                                             Geniostoma rupestre
                                               Geniostoma rupestre var. crassifolium
                                                     [Geniostoma pancheri]
                                               Geniostoma rupestre var. glaberrimum
                                                     [Geniostoma glaberrimum]
                                               Geniostoma rupestre var. ligustrifolium
                                             Geniostoma sykesii
                                             Geniostoma tinifolium
                                                   [Labordia tinifolia var. honolulensis]
                                             Geniostoma vestitum
                                             Geniostoma weinlandii
                                     Goniostoma
                                     Ignatia
                                     Labordia
                                             Labordia baillonii
                                             Labordia cyrtandrae
                                               Labordia cyrtandrae var. nahikuana
                                             Labordia decurrens
                                               Labordia decurrens var. pocillata
                                             Labordia degeneri
                                               Labordia degeneri var. subcarinata
                                             Labordia fagraeoidea
                                               Labordia fagraeoidea var. conferta
                                               Labordia fagraeoidea var. hillebrandii
                                               Labordia fagraeoidea var. humei
                                               Labordia fagraeoidea var. jugorum
                                               Labordia fagraeoidea var. longisepala
                                               Labordia fagraeoidea var. multinervia
                                               Labordia fagraeoidea var. saint-johniana
                                               Labordia fagraeoidea var. septentrionalis
                                               Labordia fagraeoidea var. sessilis
                                               Labordia fagraeoidea var. simulans
                                               Labordia fagraeoidea var. waianaeana
                                             Labordia glabra
                                               Labordia glabra var. latisepala
                                               Labordia glabra var. orientalis
                                             Labordia hedyosmifolia
                                                   [Labordia nelsoni]
                                               Labordia hedyosmifolia var. centralis
                                               Labordia hedyosmifolia var. grayana
                                               Labordia hedyosmifolia var. hosakana
                                               Labordia hedyosmifolia var. kilaueana
                                               Labordia hedyosmifolia var. magnifolia
                                               Labordia hedyosmifolia var. robusta
                                               Labordia hedyosmifolia var. rockii
                                               Labordia hedyosmifolia var. skottsbergii
                                             Labordia helleri
                                               Labordia helleri var. macrocarpa
                                             Labordia hirtella
                                               Labordia hirtella var. haleakalana
                                               Labordia hirtella var. hispidior
                                               Labordia hirtella var. imbricata
                                               Labordia hirtella var. laevis
                                               Labordia hirtella var. laevisepala
                                               Labordia hirtella var. microcalyx
                                               Labordia hirtella var. microphylla
                                               Labordia hirtella var. sororia
                                             Labordia hosakana
                                             Labordia hymenopoda
                                             Labordia kaalae
                                               Labordia kaalae var. brachypoda
                                               Labordia kaalae var. fosbergii
                                               Labordia kaalae var. kauaiensis
                                               Labordia kaalae var. mendax
                                             Labordia lorenceana
                                             Labordia lydgatei
                                             Labordia mauiensis
                                             Labordia membranacea
                                               Labordia membranacea var. exigua
                                             Labordia molokaiana
                                               Labordia molokaiana var. bryanii
                                               Labordia molokaiana var. congesta
                                               Labordia molokaiana var. lophocarpa
                                               Labordia molokaiana var. munroi
                                               Labordia molokaiana var. phyllocalyx
                                               Labordia molokaiana var. setosa
                                             Labordia nelsonii
                                             Labordia nervosa
                                             Labordia olympiana
                                             Labordia pallida
                                               Labordia pallida var. hispidula
                                             Labordia pedunculata
                                             Labordia pumila
                                             Labordia sessilis
                                             Labordia tinifolia
                                               Labordia tinifolia var. euphorbioidea
                                               Labordia tinifolia var. forbesii
                                               Labordia tinifolia var. haupuensis
                                               Labordia tinifolia var. honoluluensis
                                               Labordia tinifolia var. lanaiensis
                                               Labordia tinifolia var. leptantha
                                               Labordia tinifolia var. microgyna
                                               Labordia tinifolia var. parvifolia
                                               Labordia tinifolia var. tenuifolia
                                               Labordia tinifolia var. tinifolia
                                               Labordia tinifolia var. wahiawaensis
                                               Labordia tinifolia var. waialuana
                                             Labordia triflora
                                             Labordia venosa
                                             Labordia waialealae
                                             Labordia waiolani
                                             Labordia wawrana
                                     Logania
                                             Logania albiflora
                                                   [Logania floribunda]
                                             Logania linifolia
                                             Logania populifolia
                                                   [Tabernaemontana populifolia]
                                             Logania saxatilis
                                             Logania vaginalis
                                     Mitrasacme
                                             Mitrasacme alsinoides
                                             Mitrasacme connata
                                             Mitrasacme erophila
                                             Mitrasacme nudicaulis
                                             Mitrasacme polymorpha
                                             Mitrasacme prolifera
                                                   [Mitrasacme indica]
                                             Mitrasacme pygmaea
                                     Mitreola
                                             Mitreola petiolata
                                                   [Cynoctonum oldenlandioides]
                                                   [Mitreola oldenlandioides]
                                                   [Mitreola tracyi]
                                                   [Ophiorrhiza lanceolata]
                                             Mitreola sessilifolia
                                                   [Cynoctonum angustifolium]
                                                   [Cynoctonum sessilifolium var. angustifolium]
                                                   [Cynoctonum sessilifolium var. microphyllum]
                                                   [Cynoctonum sessilifolium var. sessilifolium]
                                                   [Cynoctonum sessilifolium]
                                                   [Mitreola angustifolia]
                                     Monodynamis
                                     Neuburgia
                                             Neuburgia alata
                                             Neuburgia celebica
                                                   [Couthovia celebica]
                                             Neuburgia collina
                                             Neuburgia corynocarpa
                                             Neuburgia novocaledonica
                                     Norrisia
                                             Norrisia maior
                                             Norrisia malaccensis
                                     Orianthera
                                             Orianthera nuda
                                                   [Logania nuda]
                                             Orianthera serpyllifolia
                                               Orianthera serpyllifolia subsp. serpyllifolia
                                                     [Logania serpyllifolia]
                                     Phyllangium
                                             Phyllangium divergens
                                             Phyllangium sulcatum
                                     Scyphostrychnos
                                     Spigelia
                                             Spigelia aceifolia
                                             Spigelia alabamensis
                                             Spigelia anthelmia
                                                   [Spigelia anthelmia var. nervosa]
                                                   [Spigelia multispica var. discolor]
                                                   [Spigelia nervosa]
                                             Spigelia beyrichiana
                                                   [Spigelia dusenii]
                                             Spigelia caaguazuensis
                                             Spigelia carnosa
                                             Spigelia chiapensis
                                             Spigelia coelostylioides
                                             Spigelia flemmingiana
                                                   [Spigelia sessilifolia]
                                             Spigelia fontellae
                                             Spigelia gentianoides
                                               Spigelia gentianoides var. alabamensis
                                               Spigelia gentianoides var. gentianoides
                                             Spigelia guianensis
                                                   [Spigelia ambigua]
                                                   [Spigelia humilis]
                                             Spigelia hamelioides
                                                   [Spigelia multispica]
                                             Spigelia hamellioides
                                                   [Spigelia filipes]
                                             Spigelia humboldtiana
                                                   [Spigelia guaranitica]
                                                   [Spigelia quaternata]
                                             Spigelia hurleyi
                                             Spigelia leiocarpa
                                             Spigelia lindheimeri
                                                   [Spigelia hedyotidea]
                                             Spigelia loganioides
                                             Spigelia longiflora
                                             Spigelia marilandica
                                             Spigelia mexicana
                                             Spigelia nicotianiflora
                                             Spigelia palmeri
                                             Spigelia pedunculata
                                             Spigelia petiolata
                                             Spigelia polystachya
                                             Spigelia pusilla
                                                   [Spigelia pauciflora]
                                             Spigelia pygmaea
                                             Spigelia riedeliana
                                             Spigelia rojasiana
                                             Spigelia scabra
                                             Spigelia scabrella
                                             Spigelia sellowiana
                                             Spigelia spartioides
                                             Spigelia speciosa
                                             Spigelia sphagnicola
                                             Spigelia splendens
                                             Spigelia tetraptera
                                             Spigelia texana
                                                   [Coelostylis texana]
                                             Spigelia trispicata
                                             Spigelia valenzuelae
                                             Spigelia vestita
                                     Strychnos
                                             Strychnos aculeata
                                                   [Strychnos mortehanii]
                                                   [Strychnos pseudo-jollyana]
                                             Strychnos afzelii
                                                   [Strychnos caryophyllus]
                                                   [Strychnos erythrocarpa]
                                                   [Strychnos viridescens]
                                                   [Strychnos zizyphoides]
                                             Strychnos amazonica
                                             Strychnos angolensis
                                                   [Strychnos angolensis var. lacourtiana]
                                                   [Strychnos angolensis var. latifolia]
                                                   [Strychnos angolensis var. tanganykae]
                                                   [Strychnos angolensis var. tisserantii]
                                                   [Strychnos bequaertii]
                                                   [Strychnos cinnabarina var. ctenotricha]
                                                   [Strychnos cinnabarina var. klaineana]
                                                   [Strychnos cinnabarina]
                                                   [Strychnos hippocrateoides]
                                                   [Strychnos lacourtiana]
                                                   [Strychnos likimiensis]
                                                   [Strychnos mongonda]
                                                   [Strychnos nauphylla]
                                                   [Strychnos tuvungasala]
                                             Strychnos angustiflora
                                             Strychnos asperula
                                             Strychnos asterantha
                                             Strychnos axillaris
                                             Strychnos barteri
                                             Strychnos benthami
                                             Strychnos boonei
                                             Strychnos brachiata
                                             Strychnos brachistantha
                                             Strychnos brasiliensis
                                             Strychnos bredemeyeri
                                             Strychnos campicola
                                             Strychnos camptoneura
                                                   [Scyphostrychnos psittaconyx]
                                                   [Scyphostrychnos talbotii]
                                             Strychnos canthioides
                                             Strychnos cathayensis
                                             Strychnos cayennensis
                                             Strychnos chlorantha
                                             Strychnos chromatoxylon
                                             Strychnos chrysophylla
                                                   [Strychnos eketensis]
                                             Strychnos cocculoides
                                                   [Strychnos dekindtiana]
                                                   [Strychnos goetzei]
                                                   [Strychnos paralleloneura]
                                                   [Strychnos schumanniana]
                                                   [Strychnos suberifera]
                                                   [Strychnos suberosa]
                                                   [Strychnos thomsiana var. elegans]
                                                   [Strychnos thomsiana]
                                             Strychnos cogens
                                             Strychnos colombiensis
                                             Strychnos colubrina
                                             Strychnos congolana
                                                   [Strychnos lecomtei]
                                                   [Strychnos transiens]
                                                   [Strychnos viridiflora]
                                             Strychnos cuminodora
                                             Strychnos cuniculina
                                             Strychnos dale
                                                   [Strychnos trillesiana]
                                             Strychnos darienensis
                                             Strychnos decussata
                                                   [Artherstonea decussata]
                                                   [Strychnos atherstonei]
                                                   [Strychnos boinensis]
                                                   [Strychnos greveana]
                                             Strychnos densiflora
                                                   [Strychnos chlorocarpa]
                                                   [Strychnos hirsutostylosa]
                                                   [Strychnos suaveolens]
                                             Strychnos diaboli
                                             Strychnos dinklagei
                                             Strychnos dolichothyrsa
                                             Strychnos elaeocarpa
                                             Strychnos erichsonii
                                             Strychnos fallax
                                             Strychnos floribunda
                                                   [Strychnos littoralis]
                                                   [Strychnos malifolia]
                                                   [Strychnos marquesii]
                                                   [Strychnos microcarpa]
                                                   [Strychnos moloneyi]
                                                   [Strychnos subscandens]
                                                   [Strychnos welwitschii]
                                             Strychnos gnetifolia
                                             Strychnos gossweileri
                                                   [Strychnos caespitosa]
                                             Strychnos grayi
                                             Strychnos gubleri
                                             Strychnos guianensis
                                             Strychnos henningsii
                                                   [Strychnos albersii]
                                                   [Strychnos barbata]
                                                   [Strychnos elliottii]
                                                   [Strychnos holstii f. condensata]
                                                   [Strychnos holstii f. laxiuscula]
                                                   [Strychnos holstii var. procera]
                                                   [Strychnos holstii]
                                                   [Strychnos ligustroides]
                                                   [Strychnos myrcioides]
                                                   [Strychnos pauciflora]
                                                   [Strychnos procera]
                                                   [Strychnos reticulata]
                                                   [Strychnos sennensis]
                                             Strychnos hirsuta
                                             Strychnos icaja
                                                   [Strychnos brachyura]
                                                   [Strychnos dewevrei]
                                                   [Strychnos dundusanensis]
                                                   [Strychnos kipapa]
                                                   [Strychnos mildbraedii]
                                                   [Strychnos pusilliflora]
                                                   [Strychnos venulosa]
                                             Strychnos ignatii
                                                   [Strychnos cuspidata]
                                             Strychnos innocua
                                                   [Strychnos alnifolia]
                                                   [Strychnos dschurica]
                                                   [Strychnos edulis]
                                                   [Strychnos fischeri]
                                                   [Strychnos huillensis]
                                                   [Strychnos innocua var. pubescens]
                                                   [Strychnos kongofera]
                                                   [Strychnos penduliflora]
                                                   [Strychnos simiarum]
                                                   [Strychnos triclisioides]
                                                   [Strychnos unguacha var. dschurica]
                                                   [Strychnos unguacha var. grandifolia]
                                                   [Strychnos unguacha var. microcarpa]
                                                   [Strychnos unguacha var. obovata]
                                                   [Strychnos unguacha var. polyantha]
                                                   [Strychnos unguacha var. pubescens]
                                                   [Strychnos unguacha var. steudneri]
                                                   [Strychnos unguacha var. typica]
                                                   [Strychnos unguacha]
                                                   [Strychnos xerophila]
                                                   [Unguacha simiarum]
                                             Strychnos javariensis
                                             Strychnos jobertiana
                                             Strychnos johnsonii
                                                   [Strychnos gonioides]
                                                   [Strychnos quadrangularis]
                                             Strychnos kasengaensis
                                                   [Strychnos vanderystii]
                                             Strychnos longicaudata
                                                   [Strychnos brevicymosa]
                                                   [Strychnos longicaudata var. niamniamensis]
                                                   [Strychnos niamniamensis]
                                                   [Strychnos nigrovillosa]
                                             Strychnos lucens
                                                   [Strychnos loandensis]
                                                   [Strychnos milneredheadii]
                                             Strychnos luzonensis
                                             Strychnos maboca
                                             Strychnos madagascariensis
                                                   [Strychnos bakanko]
                                                   [Strychnos behrensiana]
                                                   [Strychnos burtonii]
                                                   [Strychnos dysophylla subsp. engleri]
                                                   [Strychnos dysophylla]
                                                   [Strychnos engleri]
                                                   [Strychnos innocua subsp. burtonii]
                                                   [Strychnos innocua subsp. dysophylla]
                                                   [Strychnos innocua var. glabra]
                                                   [Strychnos leiocarpa]
                                                   [Strychnos melonicarpa]
                                                   [Strychnos pachyphylla]
                                                   [Strychnos polyphylla]
                                                   [Strychnos quaqua]
                                                   [Strychnos randiaeformis]
                                                   [Strychnos stenoneura]
                                                   [Strychnos unguacha var. dysophylla]
                                                   [Strychnos unguacha var. micrantha]
                                                   [Strychnos wakefieldii]
                                             Strychnos malacoclados
                                                   [Strychnos hankei]
                                                   [Strychnos limbogeton]
                                                   [Strychnos pansa]
                                             Strychnos malchairii
                                             Strychnos matopensis
                                             Strychnos mattogrossensis
                                             Strychnos medeola
                                             Strychnos melastomatoides
                                                   [Strychnos syringiflora]
                                             Strychnos melinoniana
                                             Strychnos mellodora
                                                   [Gaertnera zimmermannii]
                                             Strychnos memecyloides
                                                   [Strychnos memecyloides var. effusior]
                                             Strychnos millepunctata
                                             Strychnos mimfiensis
                                             Strychnos minor
                                                   [Strychnos micrantha]
                                                   [Strychnos multiflora]
                                             Strychnos mitis
                                                   [Strychnos adolphi-fredericii]
                                             Strychnos mitscherlichii
                                               Strychnos mitscherlichii var. pubescentior
                                             Strychnos moandaensis
                                                   [Strychnos decorsei]
                                             Strychnos mostueoides
                                             Strychnos myrtoides
                                             Strychnos ndengensis
                                             Strychnos ngouniensis
                                                   [Strychnos phaeopoda]
                                             Strychnos nicaraguensis
                                             Strychnos nigricans
                                             Strychnos nigritana
                                                   [Strychnos ciliicalyx]
                                                   [Strychnos fleuryana]
                                                   [Strychnos imbricata]
                                                   [Strychnos martreti]
                                                   [Strychnos togoensis]
                                                   [Strychnos vogelii]
                                             Strychnos nux-vomica
                                             Strychnos odorata
                                             Strychnos ovata
                                                   [Strychnos confertiflora]
                                             Strychnos panamensis
                                                   [Strychnos longissima]
                                                   [Strychnos panamensis var. hirtiflora]
                                                   [Strychnos tepicensis]
                                             Strychnos panganensis
                                                   [Strychnos bicirrifera]
                                                   [Strychnos corymbifera]
                                                   [Strychnos guerkeana]
                                             Strychnos panurensis
                                             Strychnos parviflora
                                             Strychnos parvifolia
                                             Strychnos peckii
                                             Strychnos penninervis
                                             Strychnos phaeotricha
                                                   [Strychnos scaberrima]
                                                   [Strychnos thyrsiflora]
                                             Strychnos poeppigii
                                             Strychnos potatorum
                                                   [Strychnos heterodoxa]
                                                   [Strychnos stuhlmannii]
                                             Strychnos pseudoquina
                                             Strychnos pungens
                                                   [Strychnos brazzavillensis]
                                                   [Strychnos henriquesiana]
                                                   [Strychnos occidentalis]
                                                   [Strychnos sapini]
                                             Strychnos retinervis
                                             Strychnos rondeletioides
                                                   [Strychnos smithiana]
                                             Strychnos rubiginosa
                                             Strychnos samba
                                             Strychnos scheffleri
                                                   [Strychnos dubia]
                                                   [Strychnos excellens]
                                                   [Strychnos scheffleri var. expansa]
                                                   [Strychnos subaquatica]
                                                   [Strychnos sumbensis]
                                             Strychnos schultesiana
                                             Strychnos soubrensis
                                                   [Strychnos jollyana]
                                             Strychnos spinosa
                                                   [Strychnos buettneri]
                                                   [Strychnos cardiophylla]
                                                   [Strychnos carvalhoi]
                                                   [Strychnos courteti]
                                                   [Strychnos cuneifolia]
                                                   [Strychnos djalonis]
                                                   [Strychnos dulcis]
                                                   [Strychnos emarginata]
                                                   [Strychnos euryphylla]
                                                   [Strychnos gilletii]
                                                   [Strychnos gracillima var. paucispinosa]
                                                   [Strychnos gracillima]
                                                   [Strychnos harmsii]
                                                   [Strychnos laxa]
                                                   [Strychnos leiosepala]
                                                   [Strychnos lokua]
                                                   [Strychnos megalocarpa]
                                                   [Strychnos miniungansamba]
                                                   [Strychnos mueghe]
                                                   [Strychnos omphalocarpa]
                                                   [Strychnos pluvialis]
                                                   [Strychnos radiosperma]
                                                   [Strychnos rhombifolia]
                                                   [Strychnos sansibariensis]
                                                   [Strychnos schweinfurthii]
                                                   [Strychnos spinosa subsp. volkensii]
                                                   [Strychnos spinosa var. lokua]
                                                   [Strychnos spinosa var. pubescens]
                                                   [Strychnos tonga]
                                                   [Strychnos unguacha var. retusa]
                                                   [Strychnos volkensii]
                                             Strychnos splendens
                                                   [Strychnos acutissima]
                                                   [Strychnos chrysocarpa]
                                             Strychnos staudtii
                                             Strychnos tabascana
                                             Strychnos talbotiae
                                                   [Strychnos reygartii]
                                             Strychnos tarapotensis
                                             Strychnos tchibangensis
                                             Strychnos ternata
                                             Strychnos thorelii
                                             Strychnos toxifera
                                             Strychnos tricalysioides
                                                   [Strychnos isabellina]
                                                   [Strychnos macrorhiza]
                                             Strychnos trinervis
                                                   [Strychnos triplinervia]
                                             Strychnos umbellata
                                                   [Cissus umbellata]
                                             Strychnos urceolata
                                             Strychnos usambarensis
                                                   [Strychnos cerasifera]
                                                   [Strychnos cooperi]
                                                   [Strychnos distichophylla]
                                                   [Strychnos fernandiae]
                                                   [Strychnos micans]
                                             Strychnos vanprukii
                                             Strychnos variabilis
                                             Strychnos wallichiana
                                             Strychnos xantha
                                                   [Strychnos luteocostata]
                                             Strychnos xylophylla
                                             Strychnos zenkeri
                                     Unguacha
                                     Usteria
                                             Usteria guineensis
                                                   [Monodynamis iserti]
                                                   [Usteria volubilis]