Coreopsis grandiflora Nutt. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Coreopsis species Coreopsis grandiflora Name Homonyms Coreopsis grandiflora Hogg ex Sweet Coreopsis grandiflora Nutt. ex Chapm., 1860 Coreopsis grandiflora Hogg Coreopsis grandiflora Nutt.