Dioscorea bulbifera 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 bulbifera Name Homonyms Dioscorea bulbifera var. vera Prain & Burkill Dioscorea bulbifera subsp. vera Prain & Burkill