07 October 2008.
Pennsylvania, United States
Locality: Head Southwest on Route 11 Hunlock, southwest of bridge to correctional facility to boat launch from west side of Susquehanna River, Luzerne County. Plants occur to the southwest of launch.
Coordinates: 41.1769, -76.1122
(Map it)
Environment description: Rocky shore with tall herbaceous vegetation dominant. Rocky gravelly soil. Associated vegetation: Spatina pectinata, Andropogon gerardi, Helenium autumnale, Lythrum salicaria.
Number of plants sampled: 125
Comment: Plants are scattered in patches, not dense, appear native and an historical population is known nearby.
Collector(s):