Synonymy
Source: Greuter, W. (2006+): Compositae (pro parte majore). – In: Greuter, W. & Raab-Straube, E. von (ed.): Compositae. Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Carduus hamulosus Ehrh., Beitr. Naturk. 7: 166. 1792
- =Carduus hamulosus var. pseudocollinus Schmalh., Fl. Jugo-Zap. Rossii: 317. 1886
- ≡Carduus pseudocollinus (Schmalh.) Klokov, Vizn. Rosl. URSR: 566. 1950
- =Carduus tauricus Klokov in Visjulina, Fl. URSR 11: 569. 1962
- =Carduus tyraicus Klokov in Visjulina, Fl. URSR 11: 568. 1962
- =Carduus tortuosus Gorl. & Kondr. in Ukrajins’k. Bot. Žurn. 42(5): 54. 1985
- – "Carduus seminudus" sensu Vul’f 1969; sensu Rubcov 1972