Dulichium Spathaceum Persoon, p. 134

12 Dulichium spathaceum, Persoon.

Syn. D. canadense Pers. Schoenus Spathaceus Linn.
S. angustifolius Vahl. Scirpus spathaceus Mx. Cyperus
spathaceus Linn

Culm simple nearly terete, clothed with
spreading linear flat leaves above, spreading in three
directions, -- Culm 1 to 2 feet high. Flowers
in July.

Edges of ponds and very wet marshes;
Milwaukee to the St Croix river in Wisconsin;
also in Illinois, Indiana, Ohio, Michigan, and on the
Ontanagon [Ontonagon] river of Lake Superior (Mr J. E. McMullen);

Plate III Fig 1. Base of the culm
2 Head of spikes & leaves
3 a spike enlarged
4 achenium, pistil, & bristles
5 a bristle more enlarged

Extends south to Florida