Cynanchum rotundifolium Thunb. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Apocynaceae genus Cynanchum species Cynanchum africanum Name Homonyms Cynanchum rotundifolium Thunb. ex Decne. Cynanchum rotundifolium Thunb.