16 October 2009.
Ohio, United States
Locality: Along Ohio Highway 93, SW 1/4 of NE 1/4 of Section 26, T5N, R18W, Gallia Quad, Jackson County.
Coordinates: 38.8681, -82.5969
(Map it)
Elevation: 212m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Standing water. Associated with Acer negundo, A. rubrum, Celastrus orbiculatus, Platanus occidentalis, and Salix.
Number of plants sampled: 26
Comment: Abundant population.
Collector(s):