Calamagrostis phragmitoides Hartm., Handb. Skand. Fl., ed. 2: 20. 1832
Calamagrostis phragmitoides, Handb. Skand. Fl., ed. 2: 20. 1832
is basionym for Calamagrostis purpurea subsp. phragmitoides in Novosti Sist. Vysš. Rast. 1965: 36. 1965
Calamagrostis phragmitoides, Handb. Skand. Fl., ed. 2: 20. 1832