09 October 2008.
Pennsylvania, United States
Locality: Lycoming County. Pine Creek, Tombs' Run. West side of creek about 47 miles south of Waterville. Forde the creek from Route 44.
Coordinates: 41.2661, -77.3322
(Map it)
Environment description: Herb dominated riparian margin of good sized creek. Growing in association are Phalaris arundinacea, Eutrochium maculatum, Verbesina alternifolia, Hypericum ascyron, Dichanthelium clandestinum, Eupatorium perfoliatum, Betula nigra, Platanus occidentalis.
Comment: Appears native. GAZETTEER: P. 49, B6
Collector(s):