Erigeron alpinus subsp. oreades (Schrenk) Trautv. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Erigeron species Erigeron oreades Name Homonyms Erigeron alpinus subsp. oreades (Schrenk) Trautv.