]> FH barcode-01006948 United States of America Massachusetts Mohawk Trail State Forest, Old Growth Area 5-3, S ridge of Clark Mountain, 0.35 km NNE of junction of Black Bk Rd and MA 2 Pertusaria amara (Acharius) Nylander (Acharius) Nylander 2019-06-20 17:20:11 K. M. Rolih