]> NEBC barcode-00359794 United States of America Massachusetts The Arnold Arboretum. Along margins of Bussey Brook, opposite Hemlock Hill [Jamaica Plain] Eutrochium dubium (Willdenow ex Poiret) E. E. Lamont (Willdenow ex Poiret) E. E. Lamont 2013-08-13 12:44:38 E. J. Palmer