Spikelets 1.7–2.3 mm. long, elliptic-oblong, sparsely to densely pilose; inferior glume 1/2 the length of the spikelet, 0–1(3)-nerved, separated from the superior glume by a short internode; superior glume 3(5)-nerved; inferior lemma 3(5)-nerved, its palea absent, sterile; superior lemma and palea pallid, glossy.
Panicle 3–10 cm. long, narrowly oblong or ovate, moderately branched, the branches fine and ascending.
Leaf laminae 3–8 cm. long and 5–10 mm. wide, lanceolate, finely acute.
Perennial with culms decumbent and rooting at the nodes
Annual, culms 15–60 cm. long, decumbent.