Bidens cernua subsp. radiata Retz. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Bidens species Bidens cernua Name Homonyms Bidens cernua var. radiata DC. Bidens cernua var. radiata Roth Bidens cernua f. radiata (Roth) Kindb. Bidens cernua subsp. radiata Retz. Bidens cernua var. radiata Hartm.