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