United States, Minnesota, Carlton, University of Minnesota Cloquet Forestry Experiment Station, about 7 km (4.3 miles) west of the approximate center of Cloquet.
46.707169 -92.53564
T049N R17W sec30
Growing in wet, mucky soil over sand.
Associated with Athyrium filix-femina var. angustum, Dryopteris carthusiana, Equisetum arvense.