Ursinia trifida subsp. calva Prassler Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Ursinia species Ursinia trifida Name Homonyms Ursinia trifida f. calva (Thunb.) Prassler, 1967 Ursinia trifida subsp. calva Prassler