Aurelia squarrosa (Dunal) Cass. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Grindelia species Grindelia squarrosa Name Homonyms Aurelia squarrosa (Dunal) Cass. ex Steud. Aurelia squarrosa (Dunal) Cass.