Centaurea graeca Boiss. & Spruner in Boissier, Diagn. Pl. Orient. 6: 128. 1846 (Jul.)
Centaurea graeca in Boissier, Diagn. Pl. Orient. 6: 128. 1846 (Jul.)
is replaced synonym for Centaurea attica, Syll. Fl. Eur.: 33. 1854–1855
non Centaurea graeca, Spic. Fl. Rumel. 2: 242. 1846 (Jan.)
Centaurea graeca in Boissier, Diagn. Pl. Orient. 6: 128. 1846 (Jul.)