Centaurea glaberrima var. glaberrima Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Centaurea species Centaurea glaberrima Name Homonyms Centaurea glaberrima var. glaberrima Centaurea glaberrima subsp. glaberrima