Locality:
United States, Wisconsin, Dodge, Edge of Rock River adjoining a backwater slough; Horicon Marsh [All data from UWSP041490_A; nothing on this sheet except UWSP accession number]
43.46605754 -88.65384417 33562
Verbatim Coordinates:
T12N R15E sec36
Habitat:
Growing on the edge of river adjoining a backwater slough on a clay and mud silt bottom. Growing along edge with cattail and burreeds. Stagnant sluggish flow, slightly turbid.