Panicum virgatum L.
D.S. Correll, H.B. Correll, Aquatic Wetl. Pl. SW U.S.: , fig. 162 (1972) [from Hitchcock & Chase]
D.S. Correll, H.B. Correll, Aquatic Wetl. Pl. SW U.S.: , fig. 162 (1972) [from Hitchcock & Chase]