Grindelia speciosa Gillies Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Grindelia species Grindelia squarrosa Name Homonyms Grindelia speciosa Gillies ex Hook. & Arn. Grindelia speciosa Lindl. & Paxton Grindelia speciosa Gillies