United States, Minnesota, Morrison, Camp Ripley Military Reservation. Morrison County...Camp Ripley National Guard Reservation. Along the Mississippi River six miles north of Fort Ripley...T132N R29W NW1/4 of SE1/4 of SW1/4 Sec. 8. 132N 29W 8
46.2606424 -94.3624618 +-800m.
in floodplain forest dominated by Acer saccharinum, with occasional Fraxinus pennsylvanica and Ulmus americana. Silty soil with invasive earthworms. Associated species include Carex lupulina, C. arcta, C. projecta, C. cristatella, C. retrorsa, C. stipata, C. intumescens, Elymus virginicus, Aster ontarionis, Boehmeria cylindrica, Polygonum hydropiper, Onoclea sensibilis, Penthorum sedoides, Scutellaria lateriflroa, Laportea canadensis.