]> FH barcode-00991320 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 Rhizocarpon rubescens Th. Fries Th. Fries 2019-07-15 10:50:21 P. F. May