Helianthus apetalus Leconte Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Helianthus species Helianthus radula Name Homonyms Helianthus apetalus Leconte ex Nutt. Helianthus apetalus Leconte