16 September 2011.
Pennsylvania, United States
Locality: Along Highway 219, Elk County.
Coordinates: 41.4380, -78.7230
(Map it)
Elevation: 422m.
Georeference protocol: Lat/lon determined by GPS
Environment description: Mixed hardwood forest. Steep (60 degree) north-facing slope.
Number of plants sampled: 8
Associated species: Betula alleghaniensis, Diervilla lonicera, Fraxinus americana, Hydrangea arborescens, Populus tremuloides, Rhododendron maximum, and Rhus typhina.
Collector(s):