Synonyms
Centaurea squarrosa var. paleacea Dumbadze
Centaurea squarrosa var. pilosiuscula Dumbadze
Centaurea squarrosa var. auriculata Dumbadze
Centaurea pseudosquarrosa Mikheev
Centaurea virgata var. squarrosa Boiss.
Centaurea squarrosa var. brevispina Dumbadze
Acosta squarrosa (Boiss.) Soják
Centaurea squarrosa var. colensis K.Koch
Centaurea squarrosa var. rubella Sch.Bip.
Acrolophus squarrosus (Boiss.) Nevski