United States, Wisconsin, Polk, North Pipe Lake
T35N R15W sec10
Located floating at or just under the surface in sheltered areas. Common assoc.: (Brasenia schreberi) watershield, (Nymphaea odorata) white water lily, (Nuphar variegata) spatterdock, (Pontederia cordata) pickerelweed, (Spirodela polyrhiza) large duckweed.
Rare in the far northeast bay of lake. Scattered individuals occur interspersed between the lilypads. [There is a duplicate accession number for a specimen of Brasenia schreberi, Jul/13/2007, Walchak, Dan, Menominee Co.- edWooded bottomlan