Cladium Mariscoides Torrey, p. 181

49 Cladium Mariscoides, Torrey.

Syn. C. triglomeratum Kunth. Schoenus mariscoides Muhl.

Culm obscurely triangular; leaves channelled, nearly smooth on the margin; cypresses compound, small, 2 to 4 rayed, the rays elongated; spikelets aggregated in heads of 3 to 8 together; style 3 cleft, the lobes entire. Culms abot 2 feet high, nearly smooth. Flowers in July.

Bogs and borders of ponds. Wisconsin, Ohio, and Michigan. Extends east to the N. England states.