Rajania cephalocarpa Uline Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea cephalocarpa Name Homonyms Rajania cephalocarpa Uline ex R.Knuth Rajania cephalocarpa Uline