Muhlenbergia arenacea (Buckley) Hitchc. in Proc. Biol. Soc. Wash. 41: 161. 1928 sec. Dávila & al. 2018
- ≡Sporobolus arenaceus Buckley in Proc. Acad. Nat. Sci. Philadelphia 14: 89. 1862 syn. sec. Dávila & al. 2006
- =Sporobolus asperifolius var. brevifolius Vasey in Contr. U.S. Natl. Herb. 1(2): 56. 1890 syn. sec. Dávila & al. 2006
- =Sporobolus auriculatus Vasey in Contr. U.S. Natl. Herb. 3(1): 64. 1892 syn. sec. Dávila & al. 2006