Dioscorea trilinguis var. edwallii Uline Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea trilinguis Name Homonyms Dioscorea trilinguis var. edwallii Uline ex R.Knuth Dioscorea trilinguis var. edwallii Uline