Carduus rhaeticus (DC.) A. Kern., Sched. Fl. Exs. Austro-Hung. 1: 75. 1881
Carduus rhaeticus, Sched. Fl. Exs. Austro-Hung. 1: 75. 1881
is new combination for Carduus defloratus var. rhaeticus, Prodr. 6: 628. 1838
Carduus rhaeticus, Sched. Fl. Exs. Austro-Hung. 1: 75. 1881