Dioscorea argyrea Verschaff. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea amaranthoides Name Homonyms Dioscorea argyrea Verschaff. Dioscorea argyrea Verschaff. ex É.Morren