]> NEBC barcode-00954511 United States of America Massachusetts Heald Pond Conservation Land, South end of Heald Pond, 0.43 mi S of Heald Rd., 2.4 mi W of junction Rt 111 and Rt 113, along west shore of pond Penthorum sedoides Linnaeus Linnaeus 2020-11-27 09:32:43 L. A. Standley, K. Frost, Patricia Swain, D. McGrary, M. P. Charpentier, P. P. Grima & V. Kimball