25 August 2012.
Massachusetts, United States
Locality: Essex County; ; Harold Parker State Park, 0.6 miles from Route 114 entrance.
Coordinates: 42.6250, -71.0703
(Map it)
Elevation: 40m.
Environment description: Lowland, wet area with seasonal flooding.
Associated species: Fraxinus pennsylvanica:Acer rubrum:Hamamelis virginiana
Collector(s):