Rajania angustifolia Griseb. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Dioscoreales family Dioscoreaceae genus Dioscorea species Dioscorea quinquefolia Name Homonyms Rajania angustifolia Sw. Rajania angustifolia Griseb. ex Kunth Rajania angustifolia Griseb.