Helianthus coloradensis f. coloradensis Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Helianthus species Helianthus nuttallii Name Homonyms Helianthus coloradensis f. coloradensis Helianthus coloradensis var. coloradensis