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