Original Herbarium Label: Coccomyces arbutifolius Sherwood Herbarium: UBC F25025 [as C. arbutifolius Re-ID to Coccomyces dentatus (J.C. Schmidt & Kunze) Sacc. by O. Ceska 2014-06-20 Coccomyces arbutifolius has bleached spots NOT bounded by the black lines. On the leaves of Arbutus menziesii. Literature: Sherwood, M. A. (1980). Taxonomic studies in the Phacidiales: the genus Coccomyces (Rhytismataceae). Occasional papers of the Farlow Herbarium of cryptogamic botany 15: 1-120. http://www.cybertruffle.org.uk/cyberliber/60909/index.htm