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Rhizomatous perennial; culms 20–100 cm. high, decumbent below, rarely tufted, the nodes glabrous.. Leaf-blades linear, flat or convolute, 3–16 cm. long, 1–8 mm. wide, glabrous or pubescent, without cross-veins, the base as wide as the sheath or slightly cordate.. Inflorescence 5–25 cm. long, the racemes 2–8 cm. long and mostly rather short and appressed to the central axis, their rhachis glabrous.. Spikelets oblong, 4–4.8 mm. long, glabrous, the glumes not separated; upper glume and lower lemma distinctly nipped at the tip.. Fig. 135.
Tufted perennial 400-1100 mm high; rhizome creeping extensively. Leaf blade 120 x 10 mm; ligule a very short fringe of hairs. Spikelet 4-5 x 1.5 mm; glumes and upper lemma with distinct indurated green crest at apex; lower glume 2/3 as long as spikelet; upper glume as long as spikelet; anther 2.0-2.5 mm long.
Leaf laminae linear to broadly linear, flat or convolute, 1–8 mm. wide, glabrous or pubescent, without cross-nerves, the base as wide as the sheath or slightly cordate.
Inflorescence 5–25 cm. long, the racemes 2–8 cm. long mostly rather short and appressed to the central axis.
Glumes not separated, the superior glume and inferior lemma distinctly nipped at the apex.
Culms 20–100 cm. high, decumbent below.
Spikelets 4–4.8 mm. long, oblong.
Rhizomatous perennial.
