Carex ferruginea subsp. tristis (M. Bieb.) Nyman, Consp. Fl. Eur.: 772. 1882
Carex ferruginea subsp. tristis, Consp. Fl. Eur.: 772. 1882
is new combination for Carex tristis, Fl. Taur.-Caucas. 3: 615. 1819
Carex ferruginea subsp. tristis, Consp. Fl. Eur.: 772. 1882