United States, Minnesota, Meeker, 6.5 miles south of Dassel.
44.98968 -94.34084 +-4m. NAD83
T118N R29W sec32
Growing near the southern shoreline of Jennie Lake (ID 47001500), a shallow 1,100 acre eutrophic basin situated in the Big Woods Subsection. Forming a ~ 60 meter x 20 meter stand. Found in 1.2 meters of water.
Soft, muck substrate.
Associated with Ceratophyllum demersum, Elodea canadensis.