Carduus defloratus subsp. viridis (A. Kern.) Nyman, Consp. Fl. Eur., Suppl. 2: 182. 1889
Carduus defloratus subsp. viridis, Consp. Fl. Eur., Suppl. 2: 182. 1889
is new combination for Carduus viridis, Sched. Fl. Exs. Austro-Hung. 1: 74. 1881
Carduus defloratus subsp. viridis, Consp. Fl. Eur., Suppl. 2: 182. 1889