Centaurea phrygia subsp. capitata (Koch) Arcang. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Centaurea species Centaurea stenolepis Name Homonyms Centaurea phrygia subsp. capitata (Koch) Arcang. Centaurea phrygia var. capitata W.D.J.Koch