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