United States, Wisconsin, Vernon, 7 km NE of Westby, Jersey Valley County Park, valley of West Fork of the Kickapoo River, downstream from Peaceful Valley Road. T 14 N; R 3 W. SW¼SW¼ sect. 7.
43.698611 -90.788889
43d41m55sN 90d47m20sW
333 meters (1092ft)
Nearly flat floodplain of creek, subjected to flash floods, not marshy. Probably formerly pastured
Salix exigua, S. nigra, Acer negundo, Heracleum lanatum, Silphium perfoliatum
Shrub 7 m. tall; a stem 7 cm. in diameter, 14 years old. Corolla white, fading dull light yellow.