]> FH barcode-00259166 United States of America California Central Mojave Desert: canyon along jeep trail ca. 4 km airlaine north of summit of Opal Mountain, ca. 1 km SE of Incription Canyon (Opal Mtn. 7.5': near [see coordinates]) Acarospora rosulata (Th. Fries) H. Magnusson (Th. Fries) H. Magnusson 2010-09-27 13:32:37 A. C. Sanders P. J. MacKay, Tim Thomas