Dioscorea wallichii subsp. vera Prain & Burkill Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea wallichii Name Homonyms Dioscorea wallichii var. vera Prain & Burkill Dioscorea wallichii subsp. vera Prain & Burkill