Dioscorea esculenta var. esculenta Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea esculenta Name Homonyms Dioscorea esculenta subsp. esculenta Dioscorea esculenta var. esculenta