Characteristics
Monocots
Dioscorea alata L.
WHITE YAM
**
**
Not Native
FISC(I)
**
Classification
Citation
DIOSCOREA ALATA Linnaeus, Sp. Pl. 1033. 1753.
**
Without data (lectotype: LINN 1184.2). Lectotypified by R. Howard, Fl. Less. Antill., Monocot. 506. 1979.
Species Distribution Map
Based on vouchered plant specimens from wild populations. Cultivated occurrences are not mapped. Click on a county to display its name.
Source
County
Herbaria
Literature Citation (If Applicable)
Alachua
FLAS
Bradford
USF
Brevard
PIHG
Broward
USF
Calhoun
FSU
Charlotte
USF
Citrus
PIHG
Clay
PIHG
Dixie
PIHG
Duval
USF
Synonyms
Synonym
Full Citation
Basionym
Type
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:
Specimens and Distribution
Click on an Accession Number to view additional details about the specimen.
Counties listed: Arecibo Mun., Bradford, Broward, Charlotte, Duval, Hardee, Hillsborough, Lee, Levy, Marion, Miami-Dade, Orange, Palm Beach, Pinellas, Santa Rosa, Suwann
Range of years during which specimens were collected: 1969 - 2020
Accession No.
Country
State
County
Collection Date
Collector & Collection No
Notes
Image
Plant Photos
