United States, Minnesota, Isanti, Twin Lakes State Scientific and Natural Area, about 7.7 km (4.8 miles) SW of North Branch at a heading of 215 degrees.
45.4529667 -93.0486833
T034N R22W sec11
Growing in sandy humus.
Associated with Diphasiastrum digitatum, Athyrium angustum, Dryopteris carthusiana, Pteridium aquilinum var. latiusculum.