Aster azureus var. scabrior Engelm. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Symphyotrichum species Symphyotrichum oolentangiense Name Homonyms Aster azureus var. scabrior Engelm. ex Small Aster azureus var. scabrior Engelm. ex E.S.Burgess Aster azureus var. scabrior Engelm.