Dioscorea coriacea Wight Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea coriacea Name Homonyms Dioscorea coriacea Humb. & Bonpl. ex Willd. Dioscorea coriacea Wight ex Wall. Dioscorea coriacea Wight ex Hook.f., 1892 Dioscorea coriacea Humb. & Bonpl. Dioscorea coriacea Wight