Andropogon ternatus (Spreng.) Nees Andropogon ternatus (Spreng.) Nees, Fl. Bras. Enum. Pl. 2: 326. 1829 sec. Govaerts 2013=Andropogon macrothrix Trin. in Mém. Acad. Imp. Sci. St.-Pétersbourg, Sér. 6, Sci. Math. 2(3): 270. 1832 syn. sec. The Plant List 2013