The ITIS Logo The Search Results banner for the ITIS Data pages

Source: Apocynaceae of North America Update, database (version 2011)

ITIS records citing this source
 
 Kingdom Plantae
  Acerates angustifolia (Nutt.) Decne. -- not accepted
  Acerates auriculata Engelm. ex Torr. -- not accepted
  Acerates delticola Small -- not accepted
  Acerates floridana (Lam.) Hitchc. -- not accepted
  Acerates hirtella Pennell -- not accepted
  Acerates lanuginosa (Nutt.) Decne. -- not accepted
  Acerates longifolia (Michx.) Elliott -- not accepted
  Acerates viridiflora (Raf.) Pursh ex Eaton -- not accepted
  Acerates viridiflora var. ivesii Britton -- not accepted
  Acerates viridiflora var. linearis A. Gray -- not accepted
  Adenium Roem. & Schult. -- accepted -- desert rose
  Adenium obesum (Forssk.) Roem. & Schult. -- accepted -- desert-rose
  Allamanda L. -- accepted
  Allamanda blanchetii A. DC. -- accepted -- purple allamanda
  Allamanda cathartica L. -- accepted -- golden trumpet
  Allamanda cathartica var. grandiflora (Aubl.) L.H. Bailey & Raffill -- not accepted
  Allamanda hendersonii W. Bull ex Tombrain -- not accepted
  Allamanda neriifolia Hook. -- not accepted
  Allamanda schottii Pohl -- accepted -- bush allamanda
  Alstonia R. Br. -- accepted
  Alstonia macrophylla Wall. ex G. Don -- accepted -- devil-tree
  Alstonia scholaris (L.) R. Br. -- accepted
  Alyxia Banks ex R. Br. -- accepted
  Alyxia oliviformis Gaudich. -- not accepted -- maile
  Alyxia oliviformis var. lanceolata Hillebr. -- not accepted
  Alyxia oliviformis var. myrtillifolia A. Gray ex Hillebr. -- not accepted
  Alyxia oliviformis var. oliviformis Gaudich. -- not accepted
  Alyxia oliviformis var. ovata Hillebr. -- not accepted
  Alyxia torresiana Gaudich. -- not accepted
  Ammocallis rosea (L.) Small -- not accepted
  Ampelamus Raf. -- not accepted
  Ampelamus albidus (Nutt.) Britton -- not accepted -- honeyvine milkweed
  Ampelamus laevis (Michx.) Krings -- not accepted
  Amphistelma scoparia (Nutt.) Small -- not accepted
  Amsonia Walter -- accepted -- bluestar, slimpod
  Amsonia amsonia (L.) Britton -- not accepted
  Amsonia arenaria Standl. -- not accepted
  Amsonia brevifolia A. Gray -- not accepted
  Amsonia ciliata Walter -- accepted -- fringe slimpod, fringed bluestar, Texas slimpod
  Amsonia ciliata var. ciliata Walter -- accepted -- fringed bluestar
  Amsonia ciliata var. filifolia Alph. Wood -- not accepted
  Amsonia ciliata var. tenuifolia (Raf.) Woodson -- accepted -- fringed bluestar
  Amsonia ciliata var. texana (A. Gray) J.M. Coult. -- accepted -- Texas bluestar
  Amsonia eastwoodiana Rydb. -- not accepted -- Eastwood's bluestar
  Amsonia fugatei S.P. McLaughlin -- accepted -- Kearney's bluestar, San Antonio bluestar
  Amsonia glaberrima Woodson -- not accepted -- smooth blue-star
  Amsonia grandiflora Alexander -- accepted -- Arizona bluestar
  Amsonia hirtella Standl. -- not accepted
  Amsonia hirtella var. pogonosepala (Woodson) Wiggins -- not accepted
  Amsonia hubrichtii Woodson -- accepted -- Hubricht's bluestar
  Amsonia illustris Woodson -- accepted -- Ozark bluestar
  Amsonia jonesii Woodson -- accepted -- Jones' bluestar
  Amsonia kearneyana Woodson -- accepted -- Kearney's blue-star, Kearney's bluestar
  Amsonia longiflora Torr. -- accepted -- tubular bluestar
  Amsonia longiflora var. longiflora Torr. -- accepted -- tubular bluestar
  Amsonia longiflora var. salpignantha (Woodson) S.P. McLaughlin -- accepted -- tubular bluestar
  Amsonia ludoviciana Vail -- accepted -- Louisiana blue-star
  Amsonia palmeri A. Gray -- accepted -- Palmer's bluestar
  Amsonia peeblesii Woodson -- accepted -- Peebles' bluestar
  Amsonia pogonosepala Woodson -- not accepted
  Amsonia repens Shinners -- accepted -- creeping bluestar
  Amsonia rigida Shuttlw. ex Small -- accepted -- stiff bluestar
  Amsonia salicifolia Pursh -- not accepted
  Amsonia salpignantha Woodson -- not accepted
  Amsonia standleyi Woodson -- not accepted
  Amsonia tabernaemontana Walter -- accepted -- eastern bluestar, willow slimpod
  Amsonia tabernaemontana var. gattingeri Woodson -- accepted -- eastern bluestar
  Amsonia tabernaemontana var. salicifolia (Pursh) Woodson -- accepted -- eastern bluestar
  Amsonia tabernaemontana var. tabernaemontana Walter -- accepted -- eastern bluestar
  Amsonia tharpii Woodson -- accepted -- feltleaf bluestar, Tharp blue-star
  Amsonia tomentosa Torr. & Frém. -- accepted -- woolly amosonia, woolly bluestar
  Amsonia tomentosa var. stenophylla Kearney & Peebles -- accepted -- woolly bluestar
  Amsonia tomentosa var. tomentosa Torr. & Frém. -- accepted -- woolly bluestar
  Anantherix connivens (Baldw.) Feay -- not accepted
  Anechites Griseb. -- accepted
  Anechites asperuginis (Sw.) Griseb. -- not accepted
  Anechites nerium (Aubl.) Urb. -- accepted -- Natal plum
  Angadenia Miers -- accepted -- pineland golden trumpet
  Angadenia berteroi (A. DC.) Miers -- accepted -- pineland golden trumpet
  Angadenia sagrae (A. DC.) Miers -- not accepted
  Apocynaceae -- accepted -- apocyns, dogbane
  Apocynum L. -- accepted -- dogbane
  Apocynum ambigens Greene -- not accepted
  Apocynum androsaemifolium L. -- accepted -- bitterroot, flytrap dogbane, spreading dogbane
  Apocynum androsaemifolium ssp. androsaemifolium L. -- not accepted -- spreading dogbane
  Apocynum androsaemifolium ssp. androsaemifolium var. androsaemifolium L. -- not accepted -- spreading dogbane
  Apocynum androsaemifolium ssp. androsaemifolium var. griseum (Greene) Bég. & Beloserky -- not accepted -- spreading dogbane
  Apocynum androsaemifolium ssp. androsaemifolium var. incanum A. DC. -- not accepted -- spreading dogbane
  Apocynum androsaemifolium ssp. pumilum (A. Gray) B. Boivin -- not accepted -- spreading dogbane
  Apocynum androsaemifolium ssp. pumilum var. pumilum A. Gray -- not accepted -- low dogbane
  Apocynum androsaemifolium ssp. pumilum var. tomentellum (Greene) B. Boivin -- not accepted -- spreading dogbane
  Apocynum androsaemifolium ssp. pumilum var. woodsonii B. Boivin -- not accepted -- Woodson's spreading dogbane
  Apocynum androsaemifolium var. glabrum Macoun -- not accepted
  Apocynum androsaemifolium var. griseum (Greene) Bég. & Beloserky -- not accepted
  Apocynum androsaemifolium var. incanum A. DC. -- not accepted
  Apocynum androsaemifolium var. intermedium Woodson -- not accepted
  Apocynum androsaemifolium var. pumilum A. Gray -- not accepted
  Apocynum androsaemifolium var. tomentellum (Greene) B. Boivin -- not accepted
  Apocynum androsaemifolium var. woodsonii B. Boivin -- not accepted
  Apocynum cannabinum L. -- accepted -- common dogbane, dogbane, hemp dogbane, Indian hemp, Indian-hemp, prairie dogbane
  Apocynum cannabinum var. angustifolium (Wooton) N.H. Holmgren -- not accepted
  Apocynum cannabinum var. glaberrimum A. DC. -- not accepted
  Apocynum cannabinum var. greeneanum (Bég. & Beloserky) Woodson -- not accepted
  Apocynum cannabinum var. hypericifolium (Aiton) A. Gray -- not accepted
  Apocynum cannabinum var. nemorale (G.S. Mill.) Fernald -- not accepted
  Apocynum cannabinum var. pubescens (R. Br.) A. DC. -- not accepted
  Apocynum cannabinum var. suksdorfii (Greene) Bég. & Beloserky -- not accepted
  Apocynum hypericifolium Aiton -- not accepted
  Apocynum jonesii Woodson -- not accepted -- Jones' dogbane
  Apocynum medium Greene -- not accepted
  Apocynum medium var. floribundum (Greene) Woodson -- not accepted
  Apocynum medium var. leuconeuron (Greene) Woodson -- not accepted
  Apocynum medium var. lividum (Greene) Woodson -- not accepted
  Apocynum medium var. sarniense (Greene) Woodson -- not accepted
  Apocynum medium var. vestitum (Greene) Woodson -- not accepted
  Apocynum milleri Britton -- not accepted
  Apocynum pubescens R. Br. -- not accepted
  Apocynum pumilum (A. Gray) Greene -- not accepted
  Apocynum pumilum var. rhomboideum (Greene) Bég. & Beloserky -- not accepted
  Apocynum scopulorum Greene ex Rydb. -- not accepted
  Apocynum sibiricum Jacq. -- not accepted
  Apocynum sibiricum var. cordigerum (Greene) Fernald -- not accepted
  Apocynum sibiricum var. farwellii (Greene) Woodson -- not accepted
  Apocynum sibiricum var. salignum (Greene) Fernald -- not accepted
  Apocynum suksdorfii Greene -- not accepted
  Apocynum suksdorfii var. angustifolium (Wooton) Woodson -- not accepted
  Apocynum X floribundum Greene (pro. sp.) -- accepted -- hybrid dogbane, intermediate dogbane
  Araujia Brot. -- accepted
  Araujia sericifera Brot. -- accepted -- bladderflower, cruel vine, moth plant, moth vine, white bladderflower
  Araujia sericofera Brot. -- not accepted -- bladder flower
  Asclepias L. -- accepted -- milkweed
  Asclepias aceratoides Nash -- not accepted
  Asclepias albicans S. Watson -- accepted -- candelilla, wax milkweed, whitestem milkweed
  Asclepias amplexicaulis Sm. -- accepted -- blunt-leaved milkweed, bluntleaf milkweed, clasping milkweed, sand milkweed
  Asclepias angustifolia Schweigg. -- not accepted -- Arizona milkweed, inmortal, narrow-leaved milkweed
  Asclepias arenaria Torr. -- accepted -- sand milkweed
  Asclepias asperula (Decne.) Woodson -- accepted -- antelope horns, antelopehorn milkweed, spider antelope-horns, spider milkweed
  Asclepias asperula ssp. asperula (Decne.) Woodson -- accepted -- antelope horns, spider milkweed
  Asclepias asperula ssp. capricornu (Woodson) Woodson -- accepted -- antelope horns, antelopehorns
  Asclepias asperula var. decumbens (Nutt.) Shinners -- not accepted
  Asclepias auriculata (Engelm. ex Torr.) Holz. -- not accepted
  Asclepias bicknellii Vail -- not accepted
  Asclepias brachystephana Engelm. ex Torr. -- accepted -- bract milkweed, short-crowned milkweed, shortcrown milkweed
  Asclepias brevicornu Scheele -- not accepted
  Asclepias californica Greene -- accepted -- California milkweed, round-hood milkweed, woolly milkweed
  Asclepias californica ssp. californica Greene -- accepted -- California milkweed, round-hood milkweed, woolly milkweed
  Asclepias californica ssp. greenei Woodson -- accepted -- California milkweed, Greene's milkweed, round-hood milkweed
  Asclepias capricornu Woodson -- not accepted
  Asclepias capricornu ssp. occidentalis Woodson -- not accepted
  Asclepias carnosa L. f. -- not accepted
  Asclepias cinerea Walter -- accepted -- ashy milkweed, Carolina milkweed
  Asclepias connivens Baldw. -- accepted -- largeflower milkweed
  Asclepias cordifolia (Benth.) Jeps. -- accepted -- heartleaf milkweed, purple milkweed
  Asclepias cryptoceras S. Watson -- accepted -- cow cabbage, Humboldt milkweed, Humboldt Mountains milkweed, pallid milkweed
  Asclepias cryptoceras ssp. cryptoceras S. Watson -- accepted -- cow cabbage, pallid milkweed
  Asclepias cryptoceras ssp. davisii (Woodson) Woodson -- accepted -- Davis' milkweed, pallid milkweed
  Asclepias cryptoceras var. davisii (Woodson) W.H. Baker -- not accepted
  Asclepias curassavica L. -- accepted -- bloodflower, hierba de la cucaracha, scarlet milkweed, wild ipecacuanha
  Asclepias curtissii A. Gray -- accepted -- Curtiss' milkweed
  Asclepias cutleri Woodson -- accepted -- Cutler milkweed, Cutler's milkweed
  Asclepias davisii Woodson -- not accepted
  Asclepias decumbens (Nutt.) K. Schum. -- not accepted
  Asclepias eastwoodiana Barneby -- accepted -- Eastwood's milkweed
  Asclepias elata Benth. -- accepted -- nodding milkweed
  Asclepias emoryi (Greene) Vail -- accepted -- Emory's milkweed
  Asclepias engelmanniana Woodson -- accepted -- Engelmann's milkweed
  Asclepias engelmanniana var. rusbyi (Vail) Kearney -- not accepted
  Asclepias eriocarpa Benth. -- accepted -- Indian milkweed, kotolo, woollypod milkweed
  Asclepias eriocarpa var. microcarpa Munz & I.M. Johnst. -- not accepted
  Asclepias erosa Torr. -- accepted -- desert milkweed
  Asclepias exaltata L. -- accepted -- asclépiade trčs grande, poke milkweed
  Asclepias fascicularis Decne. -- accepted -- Mexican whorled milkweed, narrow-leaved milkweed, narrowleaf milkweed
  Asclepias feayi Chapm. ex A. Gray -- accepted -- Feay's milkweed, Florida milkweed
  Asclepias fremontii Torr. -- not accepted
  Asclepias fruticosa L. -- not accepted -- African milkweed
  Asclepias galioides auct. non Kunth -- not accepted
  Asclepias giffordii Eastw. -- not accepted
  Asclepias glaucescens Kunth -- accepted -- nodding milkweed
  Asclepias hallii A. Gray -- accepted -- Hall's milkweed
  Asclepias hirtella (Pennell) Woodson -- accepted -- green milkweed, prairie milkweed, tall-green milkweed
  Asclepias humistrata Walter -- accepted -- pinewoods milkweed, sandhill milkweed
  Asclepias hypoleuca (A. Gray) Woodson -- accepted -- mahogany milkweed, talayote
  Asclepias incarnata L. -- accepted -- rose milkweed, swamp milkweed
  Asclepias incarnata ssp. incarnata L. -- accepted -- swamp milkweed
  Asclepias incarnata ssp. pulchra (Ehrh. ex Willd.) Woodson -- accepted -- swamp milkweed
  Asclepias incarnata var. neoscotica Fernald -- not accepted
  Asclepias incarnata var. pulchra (Ehrh. ex Willd.) Pers. -- not accepted
  Asclepias intermedia Vail -- not accepted
  Asclepias involucrata Engelm. ex Torr. -- accepted -- dwarf milkweed
  Asclepias kansana Vail -- not accepted
  Asclepias labriformis M.E. Jones -- accepted -- Jones' milkweed, labriform milkweed, poisonous milkweed, Utah milkweed
  Asclepias lanceolata Walter -- accepted -- fewflower milkweed
  Asclepias lanceolata var. paupercula (Michx.) Fernald -- not accepted
  Asclepias lanuginosa Nutt. -- accepted -- side-cluster milkweed, sidecluster milkweed, small-green milkweed, woolly milkweed
  Asclepias latifolia (Torr.) Raf. -- accepted -- broadleaf milkweed, corn-kernel milkweed
  Asclepias laurifolia Michx. -- not accepted
  Asclepias lemmonii A. Gray -- accepted -- big-leaf milkweed, bigleaf milkweed, Lemmon's milkweed
  Asclepias linaria Cav. -- accepted -- pine-needle milkweed, pineneedle milkweed, yerba de cuervo
  Asclepias linearis Scheele -- accepted -- slim milkweed
  Asclepias longifolia Michx. -- accepted -- longleaf milkweed
  Asclepias longifolia ssp. hirtella (Pennell) J. Farmer & C.R. Bell -- not accepted
  Asclepias macrosperma Eastw. -- accepted -- dwarf milkweed, large-seeded milkweed, largeseed milkweed
  Asclepias macrotis Torr. -- accepted -- long-hood milkweed, longhood milkweed, longhorn milkweed
  Asclepias maritima Jacq. -- not accepted
  Asclepias meadii Torr. ex A. Gray -- accepted -- Mead's milkweed
  Asclepias mexicana auct. non Cav. -- not accepted
  Asclepias michauxii Decne. -- accepted -- Michaux's milkweed
  Asclepias nivea L. -- accepted -- Caribbean milkweed, white milkweed
  Asclepias nivea var. curassavica (L.) Kuntze -- not accepted
  Asclepias nummularia Torr. -- accepted -- tufted milkweed
  Asclepias nyctaginifolia A. Gray -- accepted -- Mojave milkweed
  Asclepias obovata Elliott -- accepted -- pineland milkweed
  Asclepias oenotheroides Schltdl. & Cham. -- accepted -- zizotes milkweed
  Asclepias otarioides auct. non E. Fourn. -- not accepted
  Asclepias ovalifolia Decne. -- accepted -- milkweed, oval-leaf milkweed
  Asclepias pedicellata Walter -- accepted -- savannah milkweed
  Asclepias perennis Walter -- accepted -- aquatic milkweed
  Asclepias physocarpa (E. Mey.) Schltr. -- not accepted -- balloonplant
  Asclepias phytolaccoides G. Lyon ex Pursh -- not accepted
  Asclepias procera Aiton -- not accepted
  Asclepias prostrata W.H. Blackw. -- accepted -- prostrate milkweed
  Asclepias pulchra Ehrh. ex Willd. -- not accepted
  Asclepias pumila (A. Gray) Vail -- accepted -- low milkweed, plains milkweed
  Asclepias purpurascens L. -- accepted -- purple milkweed
  Asclepias quadrifolia Jacq. -- accepted -- fourleaf milkweed
  Asclepias quinquedentata A. Gray -- accepted -- slim-pod milkweed, slimpod milkweed
  Asclepias rolfsii Britton ex Vail -- not accepted
  Asclepias rubra L. -- accepted -- red milkweed
  Asclepias rusbyi (Vail) Woodson -- accepted -- Rusby's milkweed
  Asclepias ruthiae Maguire -- accepted -- Ruth milkweed, Ruth's milkweed
  Asclepias sanjuanensis K.D. Heil, J.M. Porter & S.L. Welsh -- accepted -- San Juan milkweed, San Juan River milkweed
  Asclepias scaposa Vail -- accepted -- Bear Mountain milkweed
  Asclepias solanoana Woodson -- accepted -- serpentine milkweed
  Asclepias speciosa Torr. -- accepted -- showy milkweed
  Asclepias sperryi Woodson -- accepted -- Sperry's milkweed
  Asclepias stenophylla A. Gray -- accepted -- slimleaf milkweed
  Asclepias subulata Decne. -- accepted -- desert milkweed, rush milkweed
  Asclepias subverticillata (A. Gray) Vail -- accepted -- horsetail milkweed, poison milkweed, western whorled milkweed, whorled milkweed
  Asclepias sullivantii Engelm. ex A. Gray -- accepted -- prairie milkweed, Sullivant's milkweed
  Asclepias syriaca L. -- accepted -- broadleaf milkweed, common milkweed
  Asclepias syriaca var. kansana (Vail) E.J. Palmer & Steyerm. -- not accepted
  Asclepias texana A. Heller -- accepted -- Texas milkweed
  Asclepias tomentosa Elliott -- accepted -- tuba milkweed
  Asclepias tuberosa L. -- accepted -- butterfly milkweed, butterflyweed
  Asclepias tuberosa ssp. interior Woodson -- accepted -- butterfly milkweed
  Asclepias tuberosa ssp. rolfsii (Britton ex Vail) Woodson -- accepted -- Rolfs' milkweed
  Asclepias tuberosa ssp. terminalis Woodson -- not accepted
  Asclepias tuberosa ssp. tuberosa L. -- accepted -- butterfly milkweed
  Asclepias tuberosa var. interior (Woodson) Shinners -- not accepted -- butterflyweed
  Asclepias uncialis Greene -- accepted -- wheel milkweed
  Asclepias uncialis ssp. ruthiae (Maguire) Kartesz & Gandhi -- not accepted -- Ruth's milkweed
  Asclepias uncialis ssp. uncialis Greene -- not accepted -- wheel milkweed
  Asclepias uncialis var. ruthiae (Maguire) E. Sundell -- not accepted
  Asclepias variegata L. -- accepted -- redring milkweed, white milkweed
  Asclepias verticillata L. -- accepted -- eastern whorled milkweed, whorled milkweed
  Asclepias vestita Hook. & Arn. -- accepted -- woolly milkweed
  Asclepias vestita ssp. parishii (Jeps.) Woodson -- accepted -- Parish's woolly milkweed
  Asclepias vestita ssp. vestita Hook. & Arn. -- accepted -- woolly milkweed
  Asclepias vestita var. parishii Jeps. -- not accepted
  Asclepias viridiflora Raf. -- accepted -- green antelopehorn milkweed, green comet milkweed, green milkweed
  Asclepias viridiflora var. lanceolata Torr. -- not accepted
  Asclepias viridiflora var. linearis (A. Gray) Fernald -- not accepted
  Asclepias viridiflora var. obovata (Elliott) Torr. -- not accepted
  Asclepias viridis Walter -- accepted -- green antelopehorn
  Asclepias viridula Chapm. -- accepted -- southern milkweed
  Asclepias welshii N.H. Holmgren & P.K. Holmgren -- accepted -- Welsh's milkweed
  Asclepiodella feayi (Chapm. ex A. Gray) Small -- not accepted
  Asclepiodora decumbens (Nutt.) A. Gray -- not accepted
  Asclepiodora viridis (Walter) A. Gray -- not accepted
  Astephanus utahensis Engelm. -- not accepted
  Basistelma angustifolium Bartlett -- not accepted
  Biventraria variegata (L.) Small -- not accepted
  Calotropis R. Br. -- accepted
  Calotropis gigantea (L.) W.T. Aiton -- accepted -- giant milkweed
  Calotropis procera (Aiton) W.T. Aiton -- accepted -- mudar, roostertree
  Caralluma R. Br. -- accepted
  Caralluma nebrownii A. Berger -- not accepted
  Caralluma russelliana (Courbon ex Brongn.) Cufod. -- not accepted
  Carissa L. -- accepted
  Carissa carandas L. -- accepted -- karanda
  Carissa edulis (Forssk.) Vahl -- accepted -- Egyptian carissa
  Carissa grandiflora (E. Mey.) A. DC. -- not accepted
  Carissa macrocarpa (Eckl.) A. DC. -- accepted -- amatungulu
  Cascabela thevetia (L.) Lippold -- not accepted
  Catharanthus G. Don -- accepted -- periwinkle
  Catharanthus roseus (L.) G. Don -- accepted -- Madagascar periwinkle
  Cerbera L. -- accepted
  Cerbera dilatata Markgr. -- not accepted
  Cerbera manghas L. -- accepted -- reva
  Cerbera odollam Gaertn. -- accepted -- pong-pong, suicide tree
  Cerbera thevetia L. -- not accepted
  Ceropegia L. -- accepted
  Ceropegia woodii Schltr. -- not accepted -- hearts entangled
  Cryptostegia R. Br. -- accepted -- rubbervine
  Cryptostegia grandiflora R. Br. -- accepted -- Palay rubbervine
  Cryptostegia madagascariensis Bojer ex Decne. -- accepted -- Madagascar rubbervine, rubber vine
  Cycladenia Benth. -- accepted -- waxy dogbane
  Cycladenia humilis Benth. -- accepted -- Sacramento waxy-dogbane, Sacramento waxydogbane
  Cycladenia humilis var. humilis Benth. -- accepted -- Sacramento waxydogbane
  Cycladenia humilis var. jonesii (Eastw.) S.L. Welsh & N.D. Atwood -- accepted -- Jones' cycladenia, Jones' waxy dogbane, Jones' waxydogbane
  Cycladenia humilis var. tomentosa (A. Gray) A. Gray -- not accepted
  Cycladenia humilis var. venusta (Eastw.) Woodson ex Munz -- accepted -- Sacramento waxydogbane
  Cycladenia jonesii Eastw. -- not accepted
  Cyclodon alabamense (Vail) Small -- not accepted
  Cyclodon alabamensis (Vail) Small -- not accepted
  Cynanchum L. -- accepted -- swallow-wort, swallowwort
  Cynanchum anegadense (Britton) Alain -- not accepted -- Caribbean swallow-wort
  Cynanchum angustifolium Pers. -- not accepted -- gulf coast swallow-wort, Gulf coast swallowwort
  Cynanchum arizonicum (A. Gray) Shinners -- not accepted -- Arizona swallow-wort, Arizona swallowwort
  Cynanchum barbigerum (Scheele) Shinners -- not accepted -- bearded swallow-wort, bearded swallowwort
  Cynanchum barbigerum var. breviflorum Shinners -- not accepted
  Cynanchum blodgettii (A. Gray) Shinners -- not accepted -- Blodgett's swallow-wort
  Cynanchum cheesmanii Woodson -- not accepted -- Cheesman's swallow-wort
  Cynanchum cubense (A. Rich.) Woodson -- not accepted -- Cuban swallow-wort
  Cynanchum ephedroides (Griseb.) Alain -- not accepted -- Puerto Rico swallow-wort
  Cynanchum grisebachianum (Schltr.) Alain -- not accepted -- Grisebach's swallow-wort
  Cynanchum laeve (Michx.) Pers. -- accepted -- climbing milkweed, honeyvine, honeyvine milkweed, sandvine
  Cynanchum ligulatum (Benth.) Woodson -- accepted -- Mexican swallow-wort, Mexican swallowwort, panegua
  Cynanchum lineare (Bello) Alain -- not accepted -- West Indian swallow-wort
  Cynanchum louiseae Kartesz & Gandhi -- not accepted -- black swallow-wort, Louis' swallow-wort, Louise's swallow-wort
  Cynanchum maccartii Shinners -- not accepted -- MacCart's swallow-wort, MacCart's swallowwort
  Cynanchum maritimum (Jacq.) Jacq. -- not accepted
  Cynanchum medium auct. non R. Br. -- not accepted
  Cynanchum monense (Britton) Alain -- not accepted -- Mona Island swallow-wort
  Cynanchum nigrum (L.) Pers. -- not accepted -- black swallowwort, climbing milkweed, Louis' swallow-wort
  Cynanchum northropiae (Schltr.) Alain -- not accepted -- fragrant swallow-wort
  Cynanchum palmeri (S. Watson) S.F. Blake -- not accepted
  Cynanchum palmeri (S. Watson) Shinners -- not accepted
  Cynanchum palustre (Pursh) A. Heller -- not accepted
  Cynanchum parviflorum Sw. -- not accepted -- smallflower swallow-wort
  Cynanchum peraffine auct. non Woodson -- not accepted
  Cynanchum pringlei (A. Gray) Henrickson -- not accepted -- Pringle's swallow-wort, Pringle's swallowwort
  Cynanchum racemosum (Jacq.) Jacq. -- accepted -- talayote
  Cynanchum racemosum var. unifarium (Scheele) Sundell -- accepted -- talayote
  Cynanchum rossicum Kleopow -- not accepted -- European swallow-wort
  Cynanchum scoparium Nutt. -- not accepted -- leafless swallow-wort
  Cynanchum sinaloense (Brandegee) Woodson -- not accepted
  Cynanchum unifarium (Scheele) Woodson -- not accepted
  Cynanchum utahense (Engelm.) Woodson -- not accepted -- Utah astephanus, Utah swallow-wort, Utah swallowwort
  Cynanchum vincetoxicum (L.) Pers. -- not accepted -- white swallow-wort
  Cynanchum viridiflorum G. Mey. -- not accepted
  Cynanchum wigginsii Shinners -- not accepted -- Wiggins' swallow-wort, Wiggins' swallowwort
  Dischidia R. Br. -- accepted
  Dischidia puberula Decne. -- accepted
  Dyera Hook. f. -- accepted
  Dyera costulata (Miq.) Hook. f. -- accepted -- jelutong
  Echites P. Br. -- accepted
  Echites agglutinata Jacq. -- not accepted
  Echites agglutinatus Jacq. -- not accepted -- azufaifo, babeiro
  Echites asperuginis Sw. -- not accepted
  Echites echites (L.) Britton -- not accepted
  Echites hirsuta Rich. -- not accepted
  Echites hirsutus Rich. -- not accepted
  Echites quinquangularis Jacq. -- not accepted
  Echites scholaris L. -- not accepted
  Echites subsagittata Ruiz & Pav. -- not accepted
  Echites subsagittatus Ruiz & Pav. -- not accepted
  Echites tomentosa Vahl -- not accepted
  Echites tomentosus Vahl -- not accepted
  Echites umbellata Jacq. -- not accepted -- devil's potato
  Echites umbellatus Jacq. -- accepted -- devil's potato
  Edisonia pubiflora (Decne.) Small -- not accepted
  Edithcolea N.E. Br. -- accepted -- Persian carpet flower
  Edithcolea grandis N.E. Br. -- accepted -- Persian carpet flower
  Enslenia albida Nutt. -- not accepted
  Epicion northropiae (Schltr.) Small -- not accepted
  Ervatamia coronaria (Jacq.) Stapf -- not accepted
  Fernaldia Woodson -- accepted
  Fernaldia brachypharynx Woodson -- not accepted
  Fernaldia pandurata (A. DC.) Woodson -- accepted -- loroco
  Forsteronia G. Mey. -- accepted
  Forsteronia corymbosa (Jacq.) G. Mey. -- not accepted -- leche de perra
  Forsteronia portoricensis Woodson -- not accepted
  Funastrum E. Fourn. -- accepted -- twinevine
  Funastrum clausum (Jacq.) Schltr. -- accepted -- white twinevine
  Funastrum crispum (Benth.) Schltr. -- accepted -- wavyleaf twinevine
  Funastrum cynanchoides (Decne.) Schltr. -- accepted -- fringed twinevine
  Funastrum cynanchoides ssp. cynanchoides (Decne.) Schltr. -- not accepted -- fringed twinevine
  Funastrum cynanchoides ssp. heterophyllum (Engelm. ex Torr.) Kartesz -- not accepted -- Hartweg's twinevine
  Funastrum cynanchoides var. hartwegii (Vail) Krings -- not accepted
  Funastrum cynanchoides var. subtruncatum (B.L. Rob. & Fernald) J.F. Macbr. -- not accepted
  Funastrum hartwegii (Vail) Schltr. -- accepted -- Hartweg's twinevine
  Funastrum heterophyllum (Engelm. ex Torr.) Standl. -- not accepted
  Funastrum hirtellum (A. Gray) Schltr. -- accepted -- hairy milkweed
  Funastrum lineare J.F. Macbr. -- not accepted
  Funastrum torreyi (A. Gray) Schltr. -- accepted -- soft twinevine
  Funastrum utahense (Engelm.) Liede & Meve -- accepted -- Utah swallow-wort
  Funtumia Stapf -- accepted
  Funtumia africana (Benth.) Stapf -- accepted -- Lagos silkrubbertree
  Funtumia elastica (Preuss) Stapf -- accepted -- silkrubber
  Gomphocarpus R. Br. -- accepted
  Gomphocarpus cordifolius (Benth.) Benth. ex A. Gray -- not accepted
  Gomphocarpus fruticosus (L.) W.T. Aiton -- accepted -- milkweed, narrow-leaf cotton bush, swan plant
  Gomphocarpus physocarpus E. Mey. -- accepted -- balloon cotton bush, balloon plant, hairy balls
  Gonolobus Michx. -- accepted
  Gonolobus arizonicus (A. Gray) Woodson -- accepted -- Arizona milkvine
  Gonolobus baldwynianus Sweet -- not accepted
  Gonolobus biflorus Raf. -- not accepted
  Gonolobus californicus Jeps. -- not accepted
  Gonolobus carolinensis (Jacq.) R. Br. ex Schult. -- not accepted
  Gonolobus cubensis A. Rich. -- not accepted
  Gonolobus cynanchoides Engelm. & A. Gray -- not accepted
  Gonolobus decipiens (Alexander) L.M. Perry -- not accepted
  Gonolobus gonocarpos (Walter) L.M. Perry -- not accepted
  Gonolobus laevis Michx. -- not accepted
  Gonolobus martinicensis Decne. -- accepted
  Gonolobus obliquus (Jacq.) R. Br. ex Schult. -- not accepted
  Gonolobus parviflorus var. brevicoronatus B.L. Rob. -- not accepted
  Gonolobus parvifolius Torr. -- not accepted
  Gonolobus productus Torr. -- not accepted
  Gonolobus reticulatus Engelm. ex A. Gray -- not accepted
  Gonolobus sagittifolius A. Gray -- not accepted
  Gonolobus scandens Urb. -- not accepted
  Gonolobus shortii (A. Gray) A. Gray -- not accepted
  Gonolobus sintenisii Schltr. -- not accepted
  Gonolobus stephanotrichus Griseb. -- accepted -- anglepod
  Gonolobus suberosus (L.) R. Br. -- accepted -- anglepod
  Gonolobus suberosus var. granulatus (Scheele) Krings & Q.Y. Xiang -- accepted
  Gonolobus suberosus var. suberosus (L.) Br. -- accepted
  Gonolobus tobagensis Urb. -- accepted
  Gonolobus variifolius Schltr. -- not accepted
  Gymnema R. Br. -- accepted
  Gymnema sylvestre (Retz.) R. Br. ex Schult. -- accepted -- miracle fruit
  Haemadictyon exsertum A. DC. -- not accepted
  Haemadictyon venosum Lindl. -- not accepted
  Hancornia B.A. Gomes -- accepted
  Hancornia speciosa Gomes -- accepted -- mangabeira
  Haplophyton A. DC. -- accepted
  Haplophyton cimicidum A. DC. -- accepted -- cockroachplant
  Haplophyton cimicidum var. crooksii L.D. Benson -- accepted -- cockroachplant
  Haplophyton crooksii (L.D. Benson) L.D. Benson -- not accepted -- cockroachplant
  Himantostemma pringlei A. Gray -- not accepted
  Holarrhena R. Br. -- accepted
  Holarrhena antidysenterica (L.) Wall. ex A. DC. -- not accepted -- tellicherry bark
  Holarrhena febrifuga Klotzsch -- not accepted
  Holarrhena floribunda T. Durand & Schinz -- accepted -- false rubber tree
  Holarrhena pubescens Wall. ex G. Don -- accepted
  Holarrhena wulfsbergii Stapf -- not accepted
  Hoya R. Br. -- accepted
  Hoya carnosa (L. f.) R. Br. -- accepted -- porcelainflower
  Ibatia Decne. -- not accepted
  Ibatia maritima (Jacq.) Decne. -- not accepted -- beach milkvine, guanabanilla cimarrona, popón
  Ibatia muricata Griseb. -- not accepted
  Lachnostoma Kunth -- not accepted
  Lachnostoma arizonicum A. Gray -- not accepted
  Landolphia P. Beauv. -- accepted
  Landolphia droogmansiana De Wild. -- not accepted
  Landolphia heudelotii A. DC. -- accepted -- landolphia rubber
  Landolphia kirkii Dyer -- accepted -- Kirk's landolphia
  Landolphia klainii Pierre -- not accepted
  Landolphia mannii Dyer -- accepted -- Mann's landolphia
  Landolphia owariensis P. Beauv. -- accepted -- white rubber vine
  Landolphia senegalensis (A. DC.) Kotschy & Peyr. -- not accepted
  Landolphia stolzii Busse -- not accepted
  Lepinia Decne. -- accepted
  Lepinia ponapensis Hosok. -- accepted
  Lochnera rosea (L.) Rchb. ex Endl. -- not accepted
  Lyonia palustris (Pursh) Small -- not accepted
  Macroscepis Kunth -- accepted
  Macroscepis hirsuta (Vahl) Schltr. -- not accepted -- rattan
  Macrosiphonia Müll. Arg. -- not accepted -- rock trumpet, rocktrumpet
  Macrosiphonia brachysiphon (Torr.) A. Gray -- not accepted -- Huachuca Mountain rocktrumpet
  Macrosiphonia hypoleuca (Benth.) Müll. Arg. -- not accepted -- Davis Mountain rocktrumpet
  Macrosiphonia lanuginosa (M. Martens & Galeotti) Hemsl. -- not accepted -- plateau rocktrumpet
  Macrosiphonia lanuginosa var. lanuginosa (M. Martens & Galeotti) Hemsl. -- not accepted -- plateau rocktrumpet
  Macrosiphonia lanuginosa var. macrosiphon (Torr.) Henrickson -- not accepted -- plateau rocktrumpet
  Macrosiphonia macrosiphon (Torr.) A. Heller -- not accepted
  Mandevilla Lindl. -- accepted
  Mandevilla brachysiphon (Torr.) Pichon -- accepted -- Huachuca Mountain rocktrumpet
  Mandevilla hirsuta (Rich.) K. Schum. -- accepted -- savannah flower
  Mandevilla hypoleuca (Benth.) Pichon -- accepted -- Davis Mountain rocktrumpet
  Mandevilla lanuginosa (M. Martens & Galeotti) Pichon -- accepted -- plateau rocktrumpet
  Mandevilla macrosiphon (Torr.) Pichon -- accepted -- plateau rocktrumpet
  Mandevilla subsagittata (Ruiz & Pav.) Woodson -- accepted
  Marsdenia R. Br. -- accepted
  Marsdenia cundurango Rchb. f. -- accepted -- condorvine
  Marsdenia dussi Schltr. -- not accepted
  Marsdenia elliptica Decne. -- accepted -- jungle netvine
  Marsdenia macrophylla (Humb. & Bonpl. ex Schult.) E. Fourn. -- accepted
  Marsdenia maculata Hook. -- not accepted
  Marsdenia reichenbachii Triana -- not accepted -- condorvine
  Marsdenia woodburyana Acev.-Rodr. -- accepted -- Woodbury's netvine
  Matelea Aubl. -- accepted -- milkvine
  Matelea alabamensis (Vail) Woodson -- accepted -- Alabama milkvine
  Matelea arizonica (A. Gray) Shinners -- not accepted -- Arizona milkvine
  Matelea atrostellata Rintz -- accepted
  Matelea balbisii (Decne.) Woodson -- not accepted -- Balbis' milkvine
  Matelea baldwyniana (Sweet) Woodson -- accepted -- Baldwin's milkvine
  Matelea biflora (Raf.) Woodson -- accepted -- star milkvine, two flowered matelea, twoflower milkvine
  Matelea borinquensis Alain -- not accepted -- San Lorenzo milkvine
  Matelea brevicoronata (B.L. Rob.) Woodson -- accepted -- shortcrown milkvine
  Matelea carolinensis (Jacq.) Woodson -- accepted -- maroon Carolina milkvine
  Matelea cordifolia (A. Gray) Woodson -- accepted -- Sonoran milkvine
  Matelea cynanchoides (Engelm. & A. Gray) Woodson -- accepted -- prairie milkvine
  Matelea decipiens (Alexander) Woodson -- accepted -- oldfield milkvine
  Matelea edwardsensis Correll -- accepted -- plateau milkvine
  Matelea flavidula (Chapm.) Woodson -- accepted -- yellow Carolina milkvine
  Matelea floridana (Vail) Woodson -- accepted -- Florida milkvine
  Matelea gonocarpa (Walter) Shinners -- not accepted -- angularfruit milkvine
  Matelea gonocarpos (Walter) Shinners -- not accepted -- angularfruit milkvine
  Matelea maritima (Jacq.) Woodson -- accepted -- beach milkvine
  Matelea obliqua (Jacq.) Woodson -- accepted -- climbing milkvine
  Matelea parviflora (Torr.) Woodson -- accepted -- smallflower milkvine
  Matelea parvifolia (Torr.) Woodson -- accepted -- littleleaf matelea, small-leaf anglepod, spearleaf
  Matelea pringlei (A. Gray) Woodson -- accepted -- Pringle's milkvine
  Matelea producta (Torr.) Woodson -- accepted -- Texas milkvine
  Matelea pubiflora (Decne.) Woodson -- accepted -- trailing milkvine
  Matelea quirosii (Standl.) Woodson -- not accepted -- arborescente rattan
  Matelea radiata Correll -- accepted -- Falfurrias anglepod, Falfurrias milkvine
  Matelea reticulata (Engelm. ex A. Gray) Woodson -- accepted -- netted milkvine
  Matelea sagittifolia (A. Gray) Woodson ex Shinners -- accepted -- arrowleaf matelea, arrowleaf milkvine
  Matelea shortii (A. Gray) Woodson -- not accepted
  Matelea sintenisii (Schltr.) Woodson -- accepted -- Sintenis' milkvine
  Matelea suberosa (L.) Shinners -- not accepted
  Matelea suberosus (L.) Shinners -- not accepted
  Matelea texensis Correll -- accepted -- Texas milkvine, Trans-Pecos milkvine
  Matelea trianae (Decne. ex Triana) Spellman -- not accepted -- rattan
  Matelea variifolia (Schltr.) Woodson -- accepted -- variableleaf milkvine
  Matelea viridiflora (G. Mey.) Woodson -- not accepted
  Matelea woodsonii Shinners -- accepted -- Woodson's milkvine
  Mellichampia A. Gray -- not accepted
  Mellichampia sinaloensis (Brandegee) Kearney & Peebles -- not accepted
  Metalepis Griseb. -- accepted
  Metalepis cubensis (A. Rich.) Griseb. -- accepted
  Metaplexis R. Br. -- accepted
  Metaplexis japonica (Thunb.) Makino -- accepted -- rough potato
  Metastelma R. Br. -- accepted
  Metastelma anegadense Britton -- accepted
  Metastelma arizonicum A. Gray -- accepted
  Metastelma barbigerum Scheele -- accepted
  Metastelma blodgettii A. Gray -- accepted
  Metastelma decaisneanum Schltr. -- not accepted
  Metastelma decipiens Schltr. -- accepted
  Metastelma ephedroides (Griseb.) Schltr. -- not accepted
  Metastelma fallax Schltr. -- not accepted
  Metastelma grisebachianum Schltr. -- accepted
  Metastelma leptocladon (Decne.) Schltr. -- accepted
  Metastelma lineare Bello -- accepted
  Metastelma mexicanum (Brandegee) Fishbein & R.A. Levin -- accepted
  Metastelma monense Britton -- accepted
  Metastelma northropiae Schltr. -- accepted
  Metastelma palmeri S. Watson -- accepted
  Metastelma parviflorum (Sw.) R. Br. ex Schult. -- accepted
  Metastelma pringlei A. Gray -- accepted
  Metastelma scoparium (Nutt.) Vail -- not accepted
  Metastelma suberosum Griseb. -- not accepted
  Morrenia Lindl. -- accepted
  Morrenia odorata (Hook. & Arn.) Lindl. -- accepted -- latexplant
  Neisosperma Raf. -- not accepted
  Neisosperma oppositifolia (Lam.) Fosberg & Sachet -- not accepted
  Nerium L. -- accepted -- oleander
  Nerium grandiflorum Roxb. -- not accepted
  Nerium oleander L. -- accepted -- oleander
  Ochrosia Juss. -- accepted -- yellowwood
  Ochrosia compta K. Schum. -- accepted -- holei
  Ochrosia elliptica Labill. -- accepted -- elliptic yellowwood, kopsia
  Ochrosia forbesii H. St. John -- not accepted
  Ochrosia haleakalae H. St. John -- accepted -- holei, island yellowwood
  Ochrosia hamakuaensis H. St. John -- not accepted
  Ochrosia holei H. St. John -- not accepted
  Ochrosia kauaiensis H. St. John -- accepted -- Kauai yellowwood
  Ochrosia kilaueaensis H. St. John -- accepted -- Hawai'i yellowwood, holei
  Ochrosia konaensis H. St. John -- not accepted
  Ochrosia kondoi H. St. John -- not accepted
  Ochrosia lamoureuxii H. St. John -- not accepted
  Ochrosia mariannensis A. DC. -- accepted
  Ochrosia microcalyx H. St. John -- not accepted
  Ochrosia sandwicensis auct. non A. DC. -- not accepted
  Odontostephana Alexander -- not accepted
  Odontostephana baldwyniana (Sweet) Alexander -- not accepted
  Odontostephana carolinensis (Jacq.) Alexander -- not accepted
  Odontostephana decipiens Alexander -- not accepted
  Odontostephana flavidula (Chapm.) Alexander -- not accepted
  Odontostephana floridana (Vail) Alexander -- not accepted
  Odontostephana obliqua (Jacq.) Alexander -- not accepted
  Odontostephana shortii (A. Gray) Alexander -- not accepted
  Orbea (L.) Haw. -- accepted
  Orbea lutea (N.E. Br.) Bruyns -- accepted
  Orbea lutea ssp. vaga (N.E. Br.) Bruyns -- accepted
  Orbea variegata (L.) Haw. -- accepted -- carrion-flower
  Orthosia Decne. -- accepted
  Orthosia scoparia (Nutt.) Liede & Meve -- accepted -- leafless swallow-wort
  Oxypetalum R. Br. -- accepted
  Oxypetalum coeruleum (D. Don) Decne. -- accepted -- southern star
  Oxypetalum cordifolium (Vent.) Schltr. -- accepted -- whiteheart
  Oxypteryx curtissii (A. Gray) Small -- not accepted
  Pentalinon Voigt -- accepted
  Pentalinon luteum (L.) B.F. Hansen & Wunderlin -- accepted -- hammock viper's-tail
  Pergularia L. -- accepted
  Pergularia africana N.E. Br. -- not accepted
  Pergularia daemia (Forssk.) Chiov. -- accepted
  Periploca L. -- accepted
  Periploca graeca L. -- accepted -- Grecian silkvine, silkvine
  Pherotrichis Decne. -- accepted
  Pherotrichis balbisii A. Gray -- not accepted
  Pherotrichis schaffneri A. Gray -- accepted
  Philibertia heterophylla (Engelm. ex Torr.) Jeps. -- not accepted
  Philibertia hirtella (A. Gray) Parish -- not accepted
  Pinochia M.E. Endress & B.F. Hansen -- accepted
  Pinochia corymbosa (Jacq.) M.E. Endress & B.F. Hansen -- accepted -- bejuco de San Juan, leche de perra, resino, Sanjuanera
  Pinochia corymbosa ssp. portoricensis (Woodson) M.E. Endress & B.F. Hansen -- accepted -- bejuco de San Juan, leche de perra, resino, Sanjuanera
  Plumeria L. -- accepted
  Plumeria acutifolia Poir. -- not accepted
  Plumeria alba L. -- accepted -- nosegaytree
  Plumeria krugii Urb. -- accepted
  Plumeria obtusa L. -- accepted -- Singapore graveyard flower
  Plumeria obtusa var. obtusa L. -- accepted -- Singapore graveyard flower
  Plumeria obtusa var. sericifolia (C. Wright ex Griseb.) Woodson -- accepted -- Singapore graveyard flower
  Plumeria portoricensis Urb. -- not accepted
  Plumeria rubra L. -- accepted -- frangipani, templetree
  Plumeria tricolor Ruiz & Pav. -- not accepted
  Podostigma pedicellata (Walter) Vail -- not accepted
  Polyotus angustifolius Nutt. -- not accepted
  Polystemma Decne. -- accepted
  Polystemma guatemalense (Schltr.) W.D. Stevens -- accepted -- arborescente rattan
  Prestonia R. Br. -- accepted
  Prestonia agglutinata (Jacq.) Woodson -- not accepted -- babeiro
  Prestonia exserta (A. DC.) Standl. -- accepted
  Prestonia fendleri N.E. Br. -- not accepted
  Prestonia quinquangularis (Jacq.) Spreng. -- accepted
  Prestonia tobagensis Urb. -- not accepted
  Pteralyxia K. Schum. -- accepted
  Pteralyxia caumiana O. Deg. -- not accepted -- kaulu
  Pteralyxia kauaiensis Caum -- accepted -- Kauai pteralyxia, Kaulu, makou
  Pteralyxia macrocarpa (Hillebr.) K. Schum. -- not accepted -- kaulu, ridged pteralyxia
  Rauvolfia L. -- accepted -- devil's-pepper
  Rauvolfia biauriculata Müll. Arg. -- accepted -- bois lait de montagne
  Rauvolfia canescens L. -- not accepted
  Rauvolfia degeneri Sherff -- not accepted
  Rauvolfia forbesii Sherff -- not accepted
  Rauvolfia helleri Sherff -- not accepted
  Rauvolfia heterophylla Roem. & Schult. -- not accepted
  Rauvolfia hirsuta Jacq. -- not accepted -- devil root
  Rauvolfia lamarckii A. DC. -- not accepted
  Rauvolfia mauiensis Sherff -- not accepted
  Rauvolfia molokaiensis Sherff -- not accepted
  Rauvolfia molokaiensis var. parvifolia O. Deg. & Sherff -- not accepted
  Rauvolfia nitida Jacq. -- accepted -- glasswood, palo amargo, palo amargo, smooth rauwolfia
  Rauvolfia remotiflora O. Deg. & Sherff -- not accepted -- wahaula heiau
  Rauvolfia sandwicensis A. DC. -- accepted -- devil's-pepper
  Rauvolfia sandwicensis var. subacuminata Sherff -- not accepted
  Rauvolfia serpentina (L.) Benth. ex Kurz -- accepted -- serpentine wood, snakewood
  Rauvolfia tetraphylla L. -- accepted -- be still tree, devil's-pepper, four-leaf devil's-pepper, milkbush
  Rauvolfia tetraphylla auct. non L. -- not accepted -- be still tree
  Rauvolfia viridis Willd. ex Roem. & Schult. -- accepted -- bois lait, matteroot, milkbush, milky bush
  Rauvolfia vomitoria Afzel. -- accepted -- poison devil's-pepper
  Rhabdadenia Müll. Arg. -- accepted
  Rhabdadenia biflora (Jacq.) Müll. Arg. -- accepted -- mangrovevine
  Rhabdadenia corallicola Small -- not accepted
  Rhabdadenia sagraei (A. DC.) Müll. Arg. -- not accepted
  Rhynchospermum jasminoides Lindl. -- not accepted
  Rothrockia A. Gray -- not accepted
  Rothrockia cordifolia A. Gray -- not accepted
  Saba (Pichon) Pichon -- accepted
  Saba senegalensis (A. DC.) Pichon -- accepted -- Senegal saba
  Sarcostemma R. Br. -- not accepted -- viney milkweed
  Sarcostemma clausum (Jacq.) Schult. -- not accepted -- white twinevine
  Sarcostemma crispum Benth. -- not accepted -- wavyleaf twinevine
  Sarcostemma cynanchoides Decne. -- not accepted -- fringed twinevine
  Sarcostemma cynanchoides ssp. cynanchoides Decne. -- not accepted -- fringed twinevine
  Sarcostemma cynanchoides ssp. hartwegii (Vail) R.W. Holm -- not accepted -- Hartweg's twinevine
  Sarcostemma cynanchoides var. hartwegii (Vail) Shinners -- not accepted
  Sarcostemma hirtellum (A. Gray) R.W. Holm -- not accepted -- hairy milkweed
  Sarcostemma lobata Waterf. -- not accepted
  Sarcostemma lobatum Waterf. -- not accepted
  Sarcostemma torreyi (A. Gray) Woodson -- not accepted -- soft twinevine
  Seutera Rchb. -- accepted
  Seutera angustifolia (Pers.) Fishbein & W.D. Stevens -- accepted -- Gulf-coast swallowwort, marsh swallowwort
  Seutera palmeri (S. Watson) Fishbein & W.D. Stevens -- accepted
  Solanoa purpurascens (A. Gray) Greene -- not accepted
  Stapelia L. -- accepted
  Stapelia gigantea N.E. Br. -- accepted -- Zulu giant
  Stapelia hirsuta L. -- accepted -- carrion-flower
  Stapelia nobilis N.E. Br. ex Hook. f. -- not accepted
  Stapelia variegata L. -- not accepted
  Strophanthus DC. -- accepted
  Strophanthus eminii Asch. & Pax -- accepted -- Emin's strophanthus
  Strophanthus gratus (Wall. & Hook.) Baill. -- accepted -- ouabain
  Strophanthus hispidus DC. -- accepted -- hispid strophanthus
  Strophanthus kombe Oliv. -- accepted -- Kombe arrow poison
  Strophanthus preussii Engl. & Pax -- accepted -- Preuss' strophanthus
  Strophanthus sarmentosus DC. -- accepted
  Strophanthus thollonii Franch. -- accepted -- Thollon's strophanthus
  Tabernaemontana L. -- accepted -- milkwood
  Tabernaemontana alba Mill. -- accepted -- white milkwood
  Tabernaemontana amygdalifolia Jacq. -- accepted
  Tabernaemontana citrifolia L. -- accepted -- bois lait, milkwood
  Tabernaemontana coronaria (Jacq.) Willd. -- not accepted
  Tabernaemontana divaricata (L.) R. Br. ex Roem. & Schult. -- accepted -- pinwheelflower
  Tabernaemontana oppositifolia (Spreng.) Urb. -- accepted
  Tabernaemontana rotensis (Kaneh.) P.T. Li -- not accepted
  Telosma Coville -- accepted
  Telosma africana (N.E. Br.) N.E. Br. -- accepted -- African telosma
  Telosma cordata (Burm. f.) Merr. -- accepted
  Thevetia Adans. -- accepted
  Thevetia neriifolia Juss. ex Steud. -- not accepted -- lucky nut
  Thevetia peruviana (Pers.) K. Schum. -- accepted -- luckynut
  Thevetia thevetioides (Kunth) K. Schum. -- accepted -- thevetia
  Thyrsanthella Pichon -- accepted
  Thyrsanthella difformis (Walter) Pichon -- accepted -- climbing dogbane
  Trachelospermum Lem. -- accepted
  Trachelospermum difforme (Walter) A. Gray -- not accepted -- climbing dogbane
  Trachelospermum jasminoides (Lindl.) Lem. -- accepted -- confederate jasmine
  Tylophora R. Br. -- accepted
  Tylophora polyantha Volkens -- accepted
  Urechites Müll. Arg. -- not accepted
  Urechites lutea (L.) Britton -- not accepted
  Urechites lutea var. sericea R.W. Long -- not accepted
  Urechites luteus (L.) Britton -- not accepted
  Urechites luteus var. sericeus R.W. Long -- not accepted
  Urechites pinetorum Small -- not accepted
  Vallesia Ruiz & Pav. -- accepted
  Vallesia antillana Woodson -- accepted -- tearshrub
  Vallesia glabra auct. non (Cav.) Link -- not accepted -- pearlberry
  Vallesia glabra (Cav.) Link -- accepted -- pearlberry
  Vinca L. -- accepted -- periwinkle
  Vinca herbacea Waldst. & Kit. -- accepted -- herbaceous periwinkle
  Vinca major L. -- accepted -- bigleaf periwinkle, greater periwinkle, periwinkle
  Vinca major var. variegata Louden -- not accepted
  Vinca minor L. -- accepted -- common periwinkle, lesser periwinkle, myrtle
  Vinca rosea L. -- not accepted
  Vincetoxicum Wolf -- accepted
  Vincetoxicum baldwynianum (Sweet) Britton -- not accepted
  Vincetoxicum carolinense (Jacq.) Britton -- not accepted
  Vincetoxicum gonocarpos Walter -- not accepted
  Vincetoxicum hirsutum (Michx.) Britton -- not accepted
  Vincetoxicum hirundinaria Medik. -- accepted -- white swallow-wort
  Vincetoxicum medium auct. non (R. Br.) Decne. -- not accepted
  Vincetoxicum nigrum (L.) Moench -- accepted -- black swallow-wort
  Vincetoxicum obliquum (Jacq.) Britton -- not accepted
  Vincetoxicum officinale Moench -- not accepted
  Vincetoxicum rossicum (Kleopow) Barbar. -- accepted -- pale swallow-wort
  Vincetoxicum shortii (A. Gray) Britton -- not accepted
  Vincetoxicum sintenisii (Schltr.) Britton -- not accepted
  Vincetoxicum stephanotrichum (Griseb.) Britton -- not accepted
  Vincetoxicum suberosum (L.) Britton -- not accepted
  Vincetoxicum variifolium (Schltr.) Britton -- not accepted
   

A gray bar