Centaurea horrida
Synonymy
Source: Greuter, W. (2006+): Compositae (pro parte majore). – In: Greuter, W. & Raab-Straube, E. von (ed.): Compositae. Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Centaurea horrida in Giorn. Fis., ser. 2, 7: 363. 1824 [is earlier homonym of Centaurea horrida 1829 to 1830]