]> NEBC barcode-00872683 United States of America Massachusetts Mystic River Watershed, Middlesex Fells Reservation, intersection of Rock Circuit Trail and Hemlock Pool Path on the southwest corner, GPS 42°26.611’N, 71°5.434’W Solidago ulmifolia Muhlenberg Muhlenberg 2017-04-21 16:36:31 W. T. Kittredge