Straggling, freely branching perennial; culms as much as 1 m. long, usually with a long decumbent or creeping rooting base, many-noded, the internodes rela-tively short, glabrous; sheaths longer or shorter than the internodes, glabrous or scaberulous; ligule 1-2 mm. long, thin, lacerate; blades 2-12 cm. long, 3-8 mm. wide, thin, flat, lax, scabrous; panicles 5-15 cm. long, rather dense, interrupted, the short densely flowered branches narrowly ascending or appressed; spikelets subsessile or short-pedicellate; glumes acuminate, mostly 1.5-2 mm. long, the second a little longer than the first, thin, with a prominent green midnerve; lemma 2 mm. long, acute, pilose on the lower part, scabrous above, the awn 2-10 mm. long, slender, flexuous.
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