United States, Illinois, Sangamon, Collected in Cottonhill Park (West) near Springfield, Illinois. Voucher of Ames 29529 for the USDA-ARS North Central Regional Plant Introduction Station, Ames, Iowa and the U.S. National Plant Germplasm System. Coordinate System: NAD 83.
39.69056 -89.63009
T. 14N, R. 5W, NE1/4 SE1/4 Sect. 3
175 meters
575
Growing along with Quercus muhlenbergii and Quercus x deamii, (very old, pre-settlement specimens), Juglans nigra, Quercus imbricaria, Quercus muhlenbergii, Quercus palustris, and Fraxinus pennsylvanica.