Dioscorea villosa

Family:DIOSCOREACEAE
Species:Dioscorea villosa L.
Common Name:WILD YAM; FOURLEAF YAM
Status:Native, FACW (NWPL)
Specimen: View details of USF Herbarium specimens

** Not applicable or data not available.

Classification

Division
Class
Sub Class
Order DIOSCOREALES
FamilyDIOSCOREACEAE
Genus Dioscorea
Species Dioscorea villosa L. - WILD YAM; FOURLEAF YAM

Citation

Citation DIOSCOREA VILLOSA Linnaeus, Sp. Pl. 1033. 1753.
Basionym: **
Type: VIRGINIA: Without data, Clayton 94 (lectotype: BM). Lectotypified by S. F. Blake, Rhodora 2: 49. 1918.

** Not applicable or data not available.

Source

CountyHerbariaLiterature Citation (If Applicable)
Alachua FTG  
Escambia USF  
Jackson FLAS  
Leon FSU  
Liberty FSU  
Okaloosa USF  
Wakulla FSU  
Walton FTG  
Washington FSU  

Synonyms

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

SynonymFull CitationBasionymType
Dioscorea paniculata Dioscorea paniculata Michaux, Fl. Bor.-Amer. 2: 239. 1803, nom. illegit.BASIONYM: Dioscorea villosa Linnaeus 1753. 
Dioscorea quaternata Dioscorea quaternata J. F. Gmelin, Syst. Nat. 2: 581. 1791. TYPE: SOUTH CAROLINA: Union Co.: Parris Bridge Road, N side of Lake Blalock, N of Carlisle, 15 May 1991, Hill 22286 (neotype: GH; isoneotype: NY). Neotypified by D. B. Ward, J. Bot. Res. Inst. Texas 1: 1096. 2007.
Dioscorea villosa subsp. paniculata Dioscorea villosa Linnaeus, subsp. paniculata R. R. Knuth, in Engler, Pflanzenr. 4(Heft 87): 173. 1924, nom. inadmiss.BASIONYM: Dioscorea paniculata Michaux 1803, nom. illegit.; Dioscorea villosa Linnaeus 1753. 
Dioscorea villosa subsp. quaternata Dioscorea villosa Linnaeus, subsp. quaternata (J. F. Gmelin) R. Knuth, in Engler, Pflanzenr. 4(Heft 87): 173. 1924.BASIONYM: Dioscorea quaternata J. F. Gmelin 1791. 
Dioscorea villosa var. vera Dioscorea villosa Linnaeus, var. vera Prain & Burkill, J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 10(?): 15. 1914, nom. inadmiss.BASIONYM: Dioscorea villosa Linnaeus 1753. 
Dioscorea cliffortiana Dioscorea cliffortiana Lamarck, Encycl. 3: 232. 1789, nom. illegit.BASIONYM: Dioscorea sativa Linnaeus 1753. 
Dioscorea glauca Dioscorea glauca Muhlenberg ex Bartlett, Bull. Bur. Pl. Industr., U.S.D.A.. 189: 10, 13. 1910.  
Dioscorea hexaphylla Dioscorea hexaphylla Rafinesque, New Fl. 2: 89. 1837 ("1836"). TYPE: VIRGINIA:
Dioscorea hirticaulis Dioscorea hirticaulis Bartlett, Bull. Bur. Pl. Industr., U.S.D.A. 189: 17. 1910.  
Dioscorea lloydiana Dioscorea lloydiana E. H. L. Krause, Beih. Bot. Centralbl. 32(2): 331. 1914.BASIONYM: Dioscorea villosa Linnaeus, var. glabra C. Lloyd 1880. 
Dioscorea longifolia Dioscorea longifolia Rafinesque, New Fl. 2: 89. 1837 ("1836"). TYPE: ALABAMA:
Dioscorea megaptera Dioscorea megaptera Rafinesque, New Fl. 2: 88. 1837 ("1836"). TYPE: KENTUCKY:
Dioscorea paniculata var. glabrifolia Dioscorea paniculata Michaux, var. glabrifolia Bartlett, Bull. Bur. Pl. Industr., U.S.D.A. 189: 15. 1910.  
Dioscorea pruinosa Dioscorea pruinosa Kunth, Enum. Pl. 5: 338. 1850.  
Dioscorea quaternata var. glauca Dioscorea quaternata J. F. Gmelin, var. glauca (Muhlenberg ex Bartlett) Fernald, Rhodora 39: 399. 1937.BASIONYM: Dioscorea glauca Muhlenberg ex Bartlett 1910. 
Dioscorea quinata Dioscorea quinata J. F. Gmelin, Syst. Nat. 2: 581. 1791. TYPE: SOUTH CAROLINA:
Dioscorea repanda Dioscorea repanda Rafinesque, New Fl. 2: 89. 1837 ("1836"), non Blume 1827. TYPE: ALABAMA/VIRGINIA:
Dioscorea sativa Dioscorea sativa Linnaeus, Sp. Pl. 1033. 1753. TYPE: Without data, cult. in Holland (lectotype: Ehret, in Linnaeus, Hort. Cliffort. t. 28, vegetative portion. 1737), typ. cons. propos. Lectotypified by Stearn, Introd. Linnaeus' Sp. Pl. (Ray Soc. ed.). 47. 1957; McNeill et al., Taxon 37: 369. 1987.
Dioscorea villosa forma glabrifolia Dioscorea villosa Linnaeus, forma glabrifolia (Bartlett) Fernald, Rhodora 39: 401. 1937.BASIONYM: Dioscorea paniculata Michaux, var. glabrifolia Bartlett 1910. 
Dioscorea villosa subsp. glabrifolia Dioscorea villosa Linnaeus, subsp. glabrifolia (Bartlett) W. Stone, Pl. S. New Jersey 358. 1912 ("1911").BASIONYM: Dioscorea paniculata Michaux, var. glabrifolia Bartlett 1910. 
Dioscorea villosa subsp. glauca Dioscorea villosa Linnaeus, subsp. glauca (Muhlenberg ex Bartlett) R. Knuth, in Engler, Pflanzenr. 4(Heft 87): 173. 1924.BASIONYM: Dioscorea glauca Muhlenberg ex Bartlett 1910. 
Dioscorea villosa subsp. hirticaulis Dioscorea villosa Linnaeus, subsp. hirticaulis (Bartlett) R. Knuth, in Engler, Pflanzenr. 4(Heft 87): 173. 1924.BASIONYM: Dioscorea hirticaulis Bartlett 1910. 
Dioscorea villosa var. glabra Dioscorea villosa Linnaeus, var. glabra C. Lloyd, in King & C. Lloyd, Suppl. Amer. Dispens. 81. 1880.  
Dioscorea villosa var. glabrifolia Dioscorea villosa Linnaeus, var. glabrifolia (Bartlett) S. F. Blake, Rhodora 20: 49. 1918.BASIONYM: Dioscorea paniculata Michaux, var. glabrifolia Bartlett 1910. 
Dioscorea villosa var. hirticaulis Dioscorea villosa Linnaeus, var. hirticaulis (Bartlett) Ahles, J. Elisha Mitchell Sci. Soc. 80: 172. 1964.BASIONYM: Dioscorea hirticaulis Bartlett 1910. 
Dioscorea villosa var. laeviuscula Dioscorea villosa Linnaeus, var. laeviuscula A. W. Wood, Class-Book Bot., ed. 2. 544. 1847.  
Dioscorea waltheri Dioscorea waltheri Desfontaines, Tabl. Ecole Bot., ed. 2. 269. 1815.  

Specimens

Country State County Date Specimen Notes Image
USA Florida Escambia Co. 02 Jun 1982 G. Wilhelm 10225
USA Florida Escambia Co. 02 May 1982 D. S. Correll 53851
USA Florida Okaloosa Co. 25 Aug 1994 S. L. Orzell 22937
USA Georgia Harris Co. 23 Aug 1971 S. B. Jones 21126
USA Mississippi 12 Apr 1928 G. O. Akuidaut s.n.
USA Louisiana St. Tammany Par. 18 Aug 1983 D. D. Taylor 5111
USA Louisiana Ouachita Par. 07 May 1967 R. D. Thomas 2584
USA Arkansas Polk Co. 07 May 1955 G. R. Cooley 4278
USA South Carolina Spartanburg Co. 15 May 1991 S. R. Hill 22286
USA Mississippi Hinds Co. 09 May 1928 F. R. Akuidaut s.n.
USA Mississippi Jackson Co. 20 Aug 1951 R. B. Channell 393
USA South Carolina Union Co. 17 Jun 1987 Charles N. Horn 1925
USA Mississippi Lowndes Co. 09 Jul 1956 J. D. Ray, Jr. 6693
USA Mississippi Tishomingo Co. 13 Jun 1956 J. D. Ray, Jr. 6320
USA North Carolina Washington Co. 15 Jun 1958 A. E. Radford 35254
USA Louisiana Webster Par. 04 Jun 1979 C. M. Allen 8903
USA North Carolina Mitchell Co. 16 Jun 1958 H. E. Ahles 43356
USA North Carolina Burke Co. 09 Sep 1958 R. C. Bell 15053
First Page Previous Page Next Page Last Page
Records per Page: