Calamagrostis pringlei Scribn. ex Beal Calamagrostis pringlei Scribn. ex Beal, Grass. N. Amer. 2: 345. 1896 sec. Dávila & al. 2018=Deyeuxia pringlei Scribn. ex Beal, Grass. N. Amer. 2: 345. 1896 syn. sec. Dávila & al. 2006