Panicum altum Hitchc. & Chase in Contr. U.S. Natl. Herb. 17(6): 488, f. 57. 1915 sec. Dávila & al. 2018
- =Panicum lundellii Swallen in J. Wash. Acad. Sci. 28(1): 9-10. 1938 syn. sec. Dávila & al. 2006
- =Panicum vigoratum Swallen in Mem. New York Bot. Gard. 9(3): 257. 1957 syn. sec. Dávila & al. 2006