Centaurea russeliana Buckley Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Centaurea species Centaurea rigescens Name Homonyms Centaurea russeliana H.Buek Centaurea russeliana Buckley ex DC., 1825 Centaurea russeliana Buckley