Bouteloua karwinskii (E. Fourn.) Griffiths Bouteloua karwinskii (E. Fourn.) Griffiths in Contr. U.S. Natl. Herb. 14(3): 394, f. 47, t. 76. 1912 sec. Dávila & al. 2018≡Chondrosum karwinskii E. Fourn., Mexic. Pl. 2: 137. 1886 syn. sec. Dávila & al. 2006