]> NEBC barcode-00872711 United States of America Massachusetts Boston Basin Ecoregion: Mystic River Watershed. Middlesex Fells Reservation, north end of Spot Pond, GPS 42.4567N, 71.0864W Potamogeton gemmiparus J. W. Robbins ex Morong J. W. Robbins ex Morong 2017-04-26 14:29:24 W. T. Kittredge