Studies in Dioscorea. II. An unusual new species from Mexico

Studies in Dioscorea. II. An unusual new species from Mexico Schubert, Bernice G. creator text monographic Sobretiro de : Proc. Biol. Soc. Wash. 84(52):445-448, 1971 Dioscóreas 56797 971013 20220329140733.0