Tripsacum australe H.C. Cutler & E.S. Anderson Tripsacum australe H.C. Cutler & E.S. Anderson in Ann. Missouri Bot. Gard. 28(4): 259, f. 2. 1941 sec. Doebley 1983=Tripsacum australe var. hirsutum de Wet & Timothy in Amer. J. Bot. 68(2): 272, f. 4. 1981 syn. sec. Govaerts 2013