14 October 2008.
Illinois, United States
Locality: Near Duck Creek, near Rice Lake Fish and Wildlife Refuge, NW 1/4 of NE 1/4 of Section 5, T5N, R8W, Duck Island Quad, Fulton County.
Coordinates: 40.4558, -89.9611
(Map it)
Elevation: 137m.
Georeference protocol: Lat/lon determined by GPS
Number of plants sampled: 13
Associated species: Celtis occidentalis, Cercis canadensis, Eupatorium purpureum, Fraxinus americana, Lactuca floridana, Phytolacca americana, Platanus occidentalis, Quercus, and Robinia pseudoacacia.
Collector(s):