Muhlenbergia speciosa Vasey in Bull. Torrey Bot. Club 13(12): 231. 1886 sec. Dávila & al. 2018
- =Bealia speciosa (Vasey) Beal, Grass. N. Amer. 2: 268. 1896 syn. sec. Dávila & al. 2006
- =Epicampes speciosa (Vasey) M.E. Jones in Contr. W. Bot. 14: 7. 1912 syn. sec. Dávila & al. 2006