Locality:
United States, Wisconsin, Barron, Beaver Dam Lake; a few scattered locations in both Beaver Dam Lake and Library Lake
45 -92
Verbatim Coordinates:
T36N R14W sec35
Habitat:
Common assoc.: (Utricularia purpurea) large purple bladderwort, (Brasenia schreberi) watershield, (Nymphaea odorata) white water lily, (Utricularia gibba) creeping bladderwort.
Occurrence Remarks:
Locally abundant in its preferred habitat of muck in <1m water. The fruit from the voucher was collected on 09/Aug/2009.