Calamagrostis canescens (Weber) Roth, Tent. Fl. Germ. 2(1): 93. 1789
Calamagrostis canescens, Tent. Fl. Germ. 2(1): 93. 1789
is new combination for Arundo canescens in Wiggers, Prim. Fl. Holsat.: 10. 1780
Calamagrostis canescens, Tent. Fl. Germ. 2(1): 93. 1789