Bouteloua barbata Lag. in Varied. Ci. 2(4): 141. 1805 sec. Dávila & al. 2018
- =Actinochloa barbata (Lag.) Roem. & Schult., Syst. Veg. 2: 420. 1817 syn. sec. ???
- =Eutriana barbata (Lag.) Kunth, Révis. Gramin. 1: 96. 1829 syn. sec. ???
- =Chondrosum polystachyum Benth., Bot. Voy. Sulph.: 56. 1844 syn. sec. ???
- =Chondrosum subscorpioides Müll. Hal. in Bot. Zeitung (Berlin) 14: 347. 1856 syn. sec. ???
- =Bouteloua polystachya (Benth.) Torr. in Pacif. Railr. Rep. 5(2): 366. t. 10. 1857 syn. sec. ???
- =Bouteloua pumila Buckley in Proc. Acad. Nat. Sci. Philadelphia 14: 93. 1862 syn. sec. ???
- =Chondrosum exile E. Fourn., Mexic. Pl. 2: 137. 1886 syn. sec. ???
- =Chondrosum microstachyum E. Fourn., Mexic. Pl. 2: 138. 1886 syn. sec. ???
- =Bouteloua microstachya (E. Fourn.) L.H. Dewey in Contr. U.S. Natl. Herb. 2(3): 531. 1894 syn. sec. ???
- =Bouteloua micrantha Scribn. & Merr. in Circ. Div. Agrostol. U.S.D.A. 32: 8. 1901 syn. sec. ???
- =Chondrosum barbatum (Lag.) Clayton in Kew Bull. 37: 417. 1982 syn. sec. ???