Perennial; culms in small tufts, erect, 50-150 cm. high; blades flat, elongate, flexuous, involute toward the tip, tapering into a fine point; panicles large, diffuse, drooping, one-third to half the length of culm, the branches relatively stout, scabrous, naked below; spikelets appressed toward the ends of the branches; glumes 8-10 mhm. long; lemma 15-18 mm. long, including the flattened and tapering summit, scabrous on the keel, the central awn subterete, straight or arcuate, 10-15 mm. long, the lateral awns usually less than 1 mm. long.
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