Leymus triticoides (Buckley) Pilg. in Bot. Jahrb. Syst. 74: 6. 1947 sec. Dávila & al. 2018
- ≡Elymus triticoides Buckley in Proc. Acad. Nat. Sci. Philadelphia 14: 99. 1862 syn. sec. Dávila & al. 2006
- =Elymus triticoides Buckley subsp. triticoides in Proc. Acad. Nat. Sci. Philadelphia 14: 99. 1862 syn. sec. Dávila & al. 2006
- =Elymus condensatus var. triticoides (Buckley) Thurb., Bot. California 2: 326. 1880 syn. sec. Dávila & al. 2006
- =Elymus orcuttianus Vasey in Bot. Gaz. 10: 258. 1885 syn. sec. Dávila & al. 2006
- =Elymus simplex var. luxurians Scribn. & T.A. Williams in Bull. Div. Agrostol. U.S.D.A. 11: 58. 1898 syn. sec. Dávila & al. 2006
- =Agropyron elymoides P. Candargy in Arch. Biol. Veg. Pure Appl. 1: 57. 1901 syn. sec. Dávila & al. 2006
- =Elymus triticoides var. pubescens Hitchc., Fl. Calif. 1: 186. 1912 syn. sec. Dávila & al. 2006
- =Elymus acicularis Suksd. in Werdenda 1(2): 3. 1923 syn. sec. Dávila & al. 2006
- =Elymus triticoides subsp. multiflorus Gould in Madroño 8: 46. 1945 syn. sec. Dávila & al. 2006
- =Leymus triticoides subsp. multiflorus (Gould) Á. Löve in Taxon 29: 168. 1980 syn. sec. Dávila & al. 2006