United States, Wisconsin, Burnett, Yellow Lake
T40N R16W sec31
Located floating at or just under the surface in sheltered areas. Common assoc.: (Nymphaea odorata) white water lily, (Nuphar variegata) spatterdock, (Spirodela polyrhiza) large duckweed, (Wolffia columbiana) common watermeal.
Scattered individuals occur interspersed between the lilypads in both lakes; especially in stagnant areas in the boat channels on main lake.