Dioscorea altissima Sieber Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea polygonoides Name Homonyms Dioscorea altissima Lam. Dioscorea altissima Sieber ex C.Presl Dioscorea altissima Steud., 1840 Dioscorea altissima Sieber