]> NEBC barcode-00549188 United States of America Massachusetts Boston Basin Ecoregion: Mystic River Watershed. Middlesex Fells Reservation, east side of Spot Pond north of pumping station, GPS 42 27.391’N, 71 5.407’W Dysphania pumilio (R. Brown) Mosyakin & Clemants (R. Brown) Mosyakin & Clemants 2015-04-10 12:48:15 B. T. Hamlin