The following species in the flowering plant genus Centaurea are accepted by Plants of the World Online. Species in this genus hybridize readily. * Centaurea acaulis L. * Boiss. & Heldr. * Urum. * Sm. * Boiss. * Velen. * L. * Arènes * Guss. ex Lojac. * (Sommier) Bég. * Phitos & T.Georgiadis * Friv. * Fisch. & C.A.Mey. ex DC. * Mateo & M.B.Crespo * Gabrieljan * Boiss. * Centaurea akamantis T.Georgiadis & Hadjik. * Yild. * Gennaio & Q.G.Manni * Hamzaoglu & Budak * Wagenitz * Centaurea alba L. * Rexhepi * Stef. & T.Georgiev * Turrill * Delile * Negaresh * Font Quer & Pau * Rech.f. * Sch.Bip. * Boiss. & Balansa * Hub.-Mor. * M.Bona * Guss. * Graells * Centaurea ammocyanus Boiss. * (Prodan) Czerep. * H.Duman & A.Duran * D