Centaurea amplifolia Boiss. & Heldr. in Boissier, Diagn. Pl. Orient. ser. 2, 3: 68. 1856
Centaurea amplifolia in Boissier, Diagn. Pl. Orient. ser. 2, 3: 68. 1856
is basionym for Rhaponticoides amplifolia in Greuter, Med-Checklist 2: 689. 2008
Centaurea amplifolia in Boissier, Diagn. Pl. Orient. ser. 2, 3: 68. 1856