]> NEBC barcode-00954456 United States of America Massachusetts Pepperell Springs Conservation Land, 0.25 mi N of Heald Road along Jeff Smith Trail, west of Gulf Brook. 2.4 mi NNW of junction Rt 111 and Rt 113, west of Gulf Brook Elymus hystrix Linnaeus Linnaeus 2020-11-27 09:43:00 L. A. Standley, K. Frost, Patricia Swain, D. McGrary, M. P. Charpentier, P. P. Grima & V. Kimball