United States, Minnesota, Isanti, Isanti County ... Site is 2 mi S-SW of Isanti, on E side of Rum River. NE1/4 NW1/4 Sec. 12, T34N, R24W;;034N;24W;12
45.449615 -93.27591 +-800m. WGS84
Growing on spongy, mucky substrate in a drying shallow lake that is now dominated by Scirpus acutus. With Glyceria borealis, Carex sycnocephala, and C. comosa.