Locality:
United States, Wisconsin, Dodge, Township of Williamstown; On the Horicon Marsh Wildlife Area
43.4657272 -88.6110556
Verbatim Coordinates:
43.4657272° N, 88.6110556° W; T12N R16E sec32
Habitat:
Taken from a newly created subimpoundment with several other members present, also with Carex spp. Growing in 6 to 10 inches of water, in a rich organic detritus substrate. Site well exposed.