Aster tweedyi (Hook. & Arn.) Herter Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Leptostelma species Leptostelma tweediei Name Homonyms Aster tweedyi Rydb. Aster tweedyi (Hook. & Arn.) Herter