Bouteloua trifida Thurb. ex S. Watson, Proc. Amer. Acad. Arts 18. 177. 1883 sec. Dávila & al. 2018
- =Bouteloua burkei Scribn. ex S. Watson in Proc. Amer. Acad. Arts 18: 179. 1883 syn. sec. ???
- =Chondrosum virletii E. Fourn., Biol. Cent.-Amer., Bot. 3: 564. 1885 syn. sec. ???
- =Chondrosum trinii E. Fourn., Mexic. Pl. 2: 136. 1886 syn. sec. ???
- =Bouteloua trifida var. burkii (Scribn. ex S. Watson) Vasey ex L.H. Dewey in Contr. U.S. Natl. Herb. 2(3): 532. 1894 syn. sec. ???
- =Bouteloua trinii (E. Fourn.) Griffiths in Contr. U.S. Natl. Herb. 14(3): 387, f. 41, 42, t. 74. 1912 syn. sec. ???
- =Chondrosum trifidum (Thurb.) Clayton in Kew Bull. 37: 418. 1982 syn. sec. ???
- =Bouteloua hirsuta f. vivipara Beetle in Phytologia 54: 1. 1983 syn. sec. ???