11 October 2008.
Illinois, United States
Locality: Giant City State Park, SW 1/4 of NE 1/4 of Section 3, T11S, R1W, Makanda Quad, Union County.
Coordinates: 37.5947, -89.1994
(Map it)
Elevation: 149m.
Georeference protocol: Lat/lon determined by GPS
Number of plants sampled: 13
Associated species: Cassia fasciculata, Celastrus orbiculatus, Euphorbia corollata, Ostrya virginiana, and Rhus copallinum.
Comment: Nice population of mature white ash. Majority of specimens were located slightly off coordinates near abondoned maintenance shop directly behind visitors center. Some specimens were technically located in Jackson County.
Collector(s):