Erigeron heterophyllus Muhl. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Erigeron species Erigeron annuus Name Homonyms Erigeron heterophyllus Muhl. ex Willd. Erigeron heterophyllus Kunth & C.D.Bouché, 1869 Erigeron heterophyllus Muhl.