| Centaurium leptophyllum K.Koch | Centaurea leptophylla (K.Koch) Tchich. trib. Cardueae |
| Centaurium portense (Brot.) Butcher | Centaurium scilloides (L.f.) Samp. |
| Centaurium rhizocalathium K.Koch | Centaurea rhizocalathium (K.Koch) Boiss. trib. Cardueae |
| Centaurium leptophyllum K.Koch | Centaurea leptophylla (K.Koch) Tchich. trib. Cardueae |
| Centaurium portense (Brot.) Butcher | Centaurium scilloides (L.f.) Samp. |
| Centaurium rhizocalathium K.Koch | Centaurea rhizocalathium (K.Koch) Boiss. trib. Cardueae |