Gunn, C. Genus Vicia with notes about tribe Vicieae (Fabaceae) in Mexico and Central America. Washington: U. S. Dep. of Agriculture, 1979 41 p. : ill.
Gunn, C. Genus Vicia with notes about tribe Vicieae (Fabaceae) in Mexico and Central America. Washington: U. S. Dep. of Agriculture, 1979 41 p. : ill.
Gunn, C. (1979) Genus Vicia with notes about tribe Vicieae (Fabaceae) in Mexico and Central America, Washington: U. S. Dep. of Agriculture 41 p. : ill.
Gunn, C. (1979). Genus Vicia with notes about tribe Vicieae (Fabaceae) in Mexico and Central America. Washington: U. S. Dep. of Agriculture, 41 p. : ill.
Gunn C. Genus Vicia with notes about tribe Vicieae (Fabaceae) in Mexico and Central America. Washington: U. S. Dep. of Agriculture; 1979. p. 41 p. : ill.
