Dioscorea elegans Ridl. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea elegans Name Homonyms Dioscorea elegans Ridl. ex Prain & Burkill Dioscorea elegans R.Knuth Dioscorea elegans Ridl.