United States, Minnesota, Big Stone, Big Stone County...Ca. 6 mi. NNE of Ortonville; N of Rte. 62...along margin of Thielke Lake (SW shore)...W1/2 SE1/4 SW1/4 Sec. 11, T122N, R46W. 122N 46W 11
45.391492 -96.400528 +-800m. WGS84
In sandy soil along margin of [lake]...with Bidens cernua, Cyperus englemannii, Carex sychnocephala, Scirpus pungens.