Centaurea sphaerocephala (L.) J.Gay Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Asterales family Asteraceae genus Centaurea species Centaurea sphaerocephala Name Homonyms Centaurea sphaerocephala L. Centaurea sphaerocephala Schousb. ex Ball Centaurea sphaerocephala (L.) J.Gay ex Durand Centaurea sphaerocephala Schousb. Centaurea sphaerocephala (L.) J.Gay Centaurea sphaerocephala Durieu