Dioscorea bulbifera subsp. sativa Prain 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. sativa Prain Dioscorea bulbifera subsp. sativa Prain