Helianthus parviflorus Bernh. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Helianthus species Helianthus microcephalus Name Homonyms Helianthus parviflorus Bernh. ex Spreng. Helianthus parviflorus Kunth Helianthus parviflorus Hornem. Helianthus parviflorus Bernh.