Locality:
United States, Wisconsin, St. Croix, Andersen Scout Camp. About 3.5 km northwest of Houlton. Located along northwest bend of Anderson Scout Camp Rd.
Habitat:
Plants occasional along west- to northwest-facing cliff edge in mesic hardwood forest above the St. Croix River. Growing from sandstone ledges. Canopy dominated by Quercus rubra, Tilia americana, Celtis occidentalis, Acer saccharum.