References from the California Lichen Catalog

ARUP, U. 1992a.

Caloplaca marina and C. rosei, two difficult species in North America. The Bryologist 95: 148–160.

ARUP, U. 1995b.

Littoral species of Caloplaca in North America: a summary and key. The Bryologist 98: 129–140.

DOELL, J. 2002.

Brooks Island field trip of May 12, 2002. Bulletin of the California Lichen Society 9(2): 11–13.