United States, Minnesota, Chisago, Rush Lake Island Natural Area, 7 mi WSW of Rush City; E1/2 SW1/4 Sec. 21 T37N R22W;Rush Lake Island Scientific Natural Area;037N;22W;21
45.674806 -93.095519 +-420m.
Elm-Basswood-Oak woods with Ribes sp., Tilia americana, Carex sp., Acer negundo, Fraxinus nigra