Scientific name: Ottochloa nodosa (Kunth) DandyEnglish name: Vietnamese name: Tô thảo; Kê nốt; Cỏ nhụy thòOther name: Panicum nodosum Kunth, Panicum arnottianum Nees in Steud, Hemigymnia arnottiana (Nees) Stapf, Panicum arnottianum var. micranthum Bal., Hemigymnia arnottiana (Nees) Stapf var. micrantha (Bal.) A. Camus, Hemygymnia multinodis Stapf;