Cynanchum kenowiense (Wight) K.Schum. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Apocynaceae genus Vincetoxicum species Vincetoxicum hirundinaria Name Homonyms Cynanchum kenowiense (Wight) K.Schum.