United States, Illinois, Winnebago Co., W side of Prairie Avenue; across from Fischer Road; S side of marsh. Rockton Township; T46N, R1E, Sec. 3, NE¼, SE¼, NE¼.
42.4525 -89.0723
Eupatorium maculatum, Onoclea sensibilis; understory of Salix spp. And poplar; bog.