Dioscorea baya var. subcordata DeWild. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea baya Name Homonyms Dioscorea baya var. subcordata De Wild. Dioscorea baya var. subcordata DeWild.