]> FH barcode-00991173 United States of America Massachusetts Wachusett Mountain State Reservation, Site 3, above second ledge, 75 m E of Old Indian Trail, ca. 500 m N of summit, ca. Porpidia crustulata (Acharius) Hertel & Knoph (Acharius) Hertel & Knoph 2019-07-05 09:56:56 P. F. May