Dioscorea aculeata var. spinosa (Prain) Roxb. 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 aculeata var. spinosa (Prain) Roxb. ex Prain & Burkill Dioscorea aculeata var. spinosa (Prain) Roxb. Dioscorea aculeata subsp. spinosa Roxb. ex Prain & Burkill Dioscorea aculeata subsp. spinosa Roxb.