United States, Minnesota, Houston, Houston Co. Within the USFWS refuge of Pool 10, in area known as "Mud Lake"; T101N-R4W, NW1/4 NE1/4 25 MCBS #160;Upper Mississippi National Wildlife Refuge;101N;04W;25
43.527718 -91.265314 +-286m.
Low lying, partially-drained borders of flowing channels and stagnant pools. Habitat often inundated during intermittent periods of high water. Dominant ground layer comprised of wetland annuals etc.