United States, Minnesota, Lake, Superior National Forest. Isabella River; between the river's junction with Rice Lake and the first portage to the south. SWNE. 062N 08W 32
47.8119444 -91.3705556
47° 48' 43" N,91° 22' 14" W;
Aquatic in river with Bidens beckii, Nymphaea odorata, Zizania palustris, Potamogeton spirillus, P. gramineus, Najas flexilis, etc.