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| Kingdom Plantae |
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Dioscorea L. -- accepted -- yam |
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Dioscorea alata L. -- accepted -- winged yam, water yam |
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Dioscorea altissima Lam. -- accepted -- dunguey |
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Dioscorea batatas Decne. -- not accepted |
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Dioscorea bulbifera L. -- accepted -- potato yam, aerial yam, air potato, bitter yam, air yam |
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Dioscorea cayenensis Lam. -- accepted -- yellow guinea yam |
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Dioscorea cayennensis Lam. -- not accepted -- yellow yam |
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Dioscorea composita Hemsl. -- accepted -- yam |
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Dioscorea convolvulacea Cham. & Schltdl. -- accepted -- yam |
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Dioscorea dumetorum (Kunth) Pax -- accepted -- bitter yam |
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Dioscorea elephantipes (L'Hér.) Engl. -- accepted -- elephant's foot, turtle-back plant |
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Dioscorea esculenta (Lour.) Burkill -- accepted -- lesser yam |
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Dioscorea esculenta var. esculenta (Lour.) Burkill -- not accepted |
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Dioscorea esculenta var. tiliaefolia (Kunth) Fosberg & Sachet -- not accepted |
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Dioscorea floribunda M. Martens & Galeotti -- accepted -- yam |
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Dioscorea floridana Bartlett -- accepted -- Florida yam |
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Dioscorea glauca Muhl. ex Bartlett -- not accepted |
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Dioscorea hirticaulis Bartlett -- not accepted |
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Dioscorea hispida Dennst. -- accepted -- intoxicating yam |
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Dioscorea japonica Thunb. -- accepted -- Japanese yam |
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Dioscorea latifolia Benth. -- not accepted |
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Dioscorea macrostachya Benth. -- not accepted -- yam |
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Dioscorea nummularia Lam. -- accepted -- yam |
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Dioscorea oppositifolia L. -- accepted |
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Dioscorea pentaphylla L. -- accepted -- fiveleaf yam |
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Dioscorea pilosiuscula Bertero ex Spreng. -- accepted -- bulbous yam |
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Dioscorea polygonoides Humb. & Bonpl. ex Willd. -- accepted -- mata gallina |
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Dioscorea polystachya Turcz. -- accepted -- Chinese yam |
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Dioscorea praehensilis Benth. -- accepted -- bush yam |
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Dioscorea preussii Pax -- accepted -- Preuss' dioscorea |
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Dioscorea quaternata J.F. Gmel. -- not accepted -- fourleaf yam |
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Dioscorea quaternata var. glauca (Muhl. ex L.C. Beck) Fernald -- not accepted |
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Dioscorea rotundata Poir. -- accepted -- Guinea yam |
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Dioscorea sagittata Poir. -- accepted |
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Dioscorea sansibarensis Pax -- accepted -- Zanzibar yam |
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Dioscorea spiculiflora Hemsl. -- accepted -- yam |
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Dioscorea trifida L. f. -- accepted -- Indian yam |
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Dioscorea villosa L. -- accepted -- wild yam |
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Dioscorea villosa var. floridana (Bartlett) H.E. Ahles -- not accepted |
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Dioscorea villosa var. glabrifolia (Bartlett) Fernald -- not accepted |
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Dioscorea villosa var. hirticaulis (Bartlett) H.E. Ahles -- not accepted |
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Dioscoreaceae -- accepted -- Yam Family |
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Rajania L. -- accepted -- rajania |
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Rajania cordata L. -- accepted -- himber |
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