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wide. The leaf sheath is conspicuously purple-dotted and concave near the summit. The ligule is pointed and longer than wide. The 5-15 spikes are all clustered together at the tops of the stems. Each spike has 10-20 or more perigynia crowded together. The perigynia are egg-shaped with a definite beak that is strongly toothed. They have obvious nerves on the outside face with faint nerves o...