Centaurea fontanesii (Webb) Spach 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 fontanesii Spach ex Durieu Centaurea fontanesii (Webb) Spach Centaurea fontanesii (Webb) Spach ex Durand