Gynura caerulea O.Hoffm. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Crassocephalum species Crassocephalum caeruleum Name Homonyms Gynura caerulea Hutch. & Dalziel Gynura caerulea O.Hoffm.