Panicum chionachne Mez

Annual or short-lived perennial; culms 35–100 cm. long, slender, decumbent.. Leaf-blades narrowly lanceolate to lanceolate, 5–10(–20) cm. long, 5–10 mm. wide, straight at the base, cross-veins absent, glabrous or hairy, acuminate.. Panicle ovate to oblong, 10–22 cm. long, sparsely to moderately branched, the branches spreading or ascending.. Spikelets ovate, 2–3 mm. long, striate, glabrous, acute to acuminate; lower glume lanceolate, 3/4 to as long as the spikelet, 3-nerved; upper glume ovate, 5(–7)-nerved, acute to acuminate; lower lemma ovate, 5-nerved, sterile, its palea moderately developed; upper lemma pale, shining.