Sphenopholis Scribn. in Rhodora 8(92): 142. 1906 sec. Soreng & al. 2015
- =Reboulea Kunth, Révis. Gramin. 2: 341. 1830 syn. sec. Valdés Reyna & Dávila 1995
- =Trisetum sect. Colobanthus Trin. in Mém. Acad. Imp. Sci. St.-Pétersbourg, Sér. 6, Sci. Math. 1(1): 66. 1830 syn. sec. Valdés Reyna & Dávila 1995
- =Trisetum subg. Colobanthium Rchb., Deut. Bot. Herb.-Buch 1(2): 149. 1841 syn. sec. Valdés Reyna & Dávila 1995
- =Colobanthium (Rchb.) G. Taylor, Index Kew. 13: 33. 1966 syn. sec. Valdés Reyna & Dávila 1995