Gomphocarpus marginatus Schltr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Apocynaceae genus Asclepias species Asclepias fulva Name Homonyms Gomphocarpus marginatus (E.Mey.) Decne. Gomphocarpus marginatus Schltr.