Coreopsis rueppellii var. simplicifolia (Vatke) Chiov. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Bidens species Bidens ternata Name Homonyms Coreopsis rueppellii var. simplicifolia (Vatke) Chiov. Coreopsis rueppellii subsp. simplicifolia (Vatke) Chiov.