Xanthium strumarium var. canadense (P. Mill.) Torr. & A. Gray
Asteraceae
Wilhelm, G
Rastorfer, J
208
1979-09-07
9/7/1979
Rastorfer, J
United States, Illinois, Grundy, Collected at Goose Lake Prairie State Park. Mined Land Reclamation Project Site. Ca. 6 mi. east of Morris, north of Pine Bluff Road, ca. 1 mi. east of Jugtown Road.