Dioscorea spinosa Roxb. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea esculenta Name Homonyms Dioscorea spinosa Roxb. ex Hook.f. Dioscorea spinosa Roxb. ex Wall. Dioscorea spinosa Burm. Dioscorea spinosa Roxb.