]> FH barcode-00991133 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 Physconia detersa (Nylander) Poelt (Nylander) Poelt 2019-07-03 10:46:35 K. M. Rolih