Centaurea solstitialis subsp. adamii (Willd.) Nyman, Consp. Fl. Eur.: 430. 1879
Centaurea solstitialis subsp. adamii, Consp. Fl. Eur.: 430. 1879
is new combination for Centaurea adamii, Sp. Pl. 3: 2310. 1803
has orthographic variant Centaurea solsticialis subsp. adamii
? Centaurea solstitialis subsp. adamii, Consp. Fl. Eur.: 430. 1879