Tridens eragrostoides (Vasey & Scribn.) Nash, Fl. S.E. U.S.: 142. 1903 sec. Dávila & al. 2006
- ≡Triodia eragrostoides Vasey & Scribn. ex J.M. Coult. in Contr. U. S. Natl. Herb. 1(2): 58. 1890 syn. sec. Dávila & al. 2006
- =Sieglingia eragrostoides (Vasey & Scribn.) L.H. Dewey in Contr. U.S. Natl. Herb. 2(3): 539. 1894 syn. sec. Dávila & al. 2006
- =Sieglingia eragrostoides var. scabra Vasey ex Beal, Grass. N. Amer. 2: 465. 1896 syn. sec. Dávila & al. 2006
- =Triodia eragrostoides var. scabra (Vasey ex Beal) Bush in Trans. Acad. Sci. St. Louis 12(6): 71. 1902 syn. sec. Dávila & al. 2006