Dioscorea alata

Species:Dioscorea alata L.
Common Name:WHITE YAM
Status:Not Native, EPPC(I)
Specimen: View specimen details in the USF Herbarium Specimen Database

** Not applicable or data not available.


Sub Class
Genus Dioscorea
Species Dioscorea alata L. - WHITE YAM


Citation DIOSCOREA ALATA Linnaeus, Sp. Pl. 1033. 1753.
Basionym: **
Type: Without data (lectotype: LINN 1184.2). Lectotypified by R. Howard, Fl. Less. Antill., Monocot. 506. 1979.

** Not applicable or data not available.


CountyHerbariaLiterature Citation (If Applicable)
Alachua FLAS  
Bradford USF  
Brevard PIHG  
Broward USF  
Charlotte USF  
Clay PIHG  
Dixie PIHG  
Duval USF  
Escambia FLAS  
Flagler PIHG  
Gadsden FSU  
Glades PIHG  
Hardee USF  
Hernando PIHG  
Hillsborough USF  
Jackson PIHG  
Lee USF  
Leon FLAS  
Levy USF  
Liberty FSU  
Marion USF  
Miami-Dade USF  
Orange USF  
Palm Beach USF  
Pinellas USF  
Polk PIHG  
Santa Rosa USF  
Sarasota PIHG  
St. Lucie PIHG  
Suwannee USF  
Wakulla FSU  


– Denotes synonyms that are applicable to the state. Show these synonyms only

SynonymFull CitationBasionymType
Dioscorea alata var. vera Dioscorea alata Linnaeus, var. vera Prain & Burkill, J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 10(?): 39. 1914, nom. inadmiss.BASIONYM: Dioscorea alata Linnaeus 1753. 
Dioscorea atropurpurea Dioscorea atropurpurea Roxburgh, Fl. Ind., ed. 1832. 3: 800. 1832. TYPE: INDIA:
Dioscorea colocasiifolia Dioscorea colocasiifolia Pax, Bot. Jahrb. Syst. 15: 145. 1893. TYPE: CAMEROON: Cult. at Victoria, s.d., Bucholz s.n. (holotype: B?).
Dioscorea globosa Dioscorea globosa Roxburgh, Fl. Ind., ed. 1832. 3: 797. 1832. TYPE: INDIA:
Dioscorea martinicensis Dioscorea martinicensis Sprengel, Neue Entd. 3: 17. 1822. TYPE: MARTINIQUE:
Dioscorea rubella Dioscorea rubella Roxburgh, Fl. Ind., ed. 1832. 3: 800. 1832. TYPE: INDIA:
Dioscorea sapinii Dioscorea sapinii De Wildeman, Ann. Mus. Congo, Ser. 1, Bot., ser. 5. 3: 368. 1912. TYPE: ZAIRE: Katanga, Katola, s.d., Sapin s.n. (holotype: BR).
Dioscorea spiculata Dioscorea spiculata Blume, Enum. Pl. Javae 1: 22. 1830. TYPE: INDONESIA: Java:
Dioscorea vulgaris Dioscorea vulgaris Miquel, Fl. Ned. Ind. 3: 572. 1859.  
Rajania flexuosa Rajania flexuosa Bello, Anales Soc. Esp. Hist. Nat. 12: 124. 1883. TYPE: PUERTO RICO: