found: Work cat.: Utilisation d'une culture de biomasse, le panic érigé, 1997:p. 7 (panic érigé (Panicum virgatum))
found: Plants National Database website, May 23, 2007(Scientific Name Panicum virgatum L., Common Name switchgrass)
found: University of Saskatchewan Plant Guide website, May 23, 2007(Panicum virgatum L. Switchgrass, prairie switchgrass, tall panic grass)
found: Web. 3(Switch grass, a panic grass (Panicum virgatum))
found: ITIS, Feb. 29, 2008(Panicum virgatum L. -- old switch panic grass, switchgrass)