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Coville's Rush is a strongly rhizomatous, grass-like perennial with slightly flattened stems that are 5-20 cm tall. Leaves are clustered at the base with 2-4 on the stem. Leaf sheaths have membranous margins that project into a pair of appendages, or auricles, on either side of where the blade joins the stem. Usually 7 flowers are borne in 1-5 clusters at the top of the stem subtended by a ...