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