22 September 2009.
Wisconsin, United States
Locality: Along Levee Road, Pine Island State Wildlife Area, SW 1/4 of NW 1/4 of Section 11, T12N, R8E, Pine Island Quad, Columbia County.
Coordinates: 43.5325, -89.5156
(Map it)
Elevation: 242m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Wisconsin River watershed/floodplain.
Number of plants sampled: 14
Associated species: Acer saccharinum, Betula nigra, Cephalanthus occidentalis, Cornus amomum subsp. obliqua, and Quercus bicolor.
Comment: Population consists of both red and green ash.
Collector(s):