Centaurea calcitrapa Linnaeus, Species Plantarum 2: 917. 1753.

"Habitat in Helvetia, Anglia & Europa australiori secus vias." RCN: 6624.

Lectotype (Jeffrey in Kew Bull. 22: 137. 1968): Herb. Linn. No. 1030.55 (LINN) .

Current name: Centaurea calcitrapa L. ( Asteraceae).