Carduus micropterus (Borbás) Teyber accepted as Carduus nutans subsp. micropterus (Borbás) Hayek (original description)
Carduus montis-majoris Teyber (original description)
Centaurea pospichalii Justin (original description)
Centaurea puppisii Justin (original description)
Centaurea robicii Justin (original description)
Cirsium caspicum Petr. (original description)
Cirsium steirolepis Petr. (original description)
Cirsium strigosissimum Petr. & Bornm. (original description)
Cirsium turkestanicum (Regel) Petr. (original description)
Cirsium vandasii Petr. accepted as Cirsium eriophorum (L.) Scop. (original description)
Cnicus affghanicus C.Winkl. ex Petr. accepted as Cirsium sorocephalum Fisch. & C.A.Mey. (original description)
Cnicus turkestanicus C.Winkl. ex Petr. (original description)