United States, Minnesota, Chisago, Chisago Co., T36N R20W SE1/4 of the NW1/4 of S30; Goose Creek;Wild River State Park;036N;20W;30
45.578689 -92.891116 +-800m. WGS84
Emergent zone of floodplain of medium sized stream. Site quite isolated and undisturbed. Floodplain not a floating mat. Associated species: Phalaris arundinacea