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