Lasiacis grisebachii (Nash) Hitchc. Lasiacis grisebachii (Nash) Hitchc. in Bot. Gaz. 51: 302. 1911 sec. Dávila & al. 2018≡Panicum grisebachii Nash in Bull. Torrey Bot. Club 35: 301. 1908 syn. sec. The Plant List 2013