Erigeron strigosus subsp. discoideus Robbins Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Erigeron species Erigeron strigosus Name Homonyms Erigeron strigosus var. discoideus Robbins ex A.Gray Erigeron strigosus f. discoideus (Robbins ex A.Gray) Fernald Erigeron strigosus var. discoideus Robbins