References from the California Lichen Catalog
- BRATT, C. C. 1993.
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The lichen flora of Santa Barbara Island, California, pp. 59–63,
in F. G. Hochberg (ed.), Third California Islands Symposium: recent advances in research on the California Islands.
Santa Barbara Museum of Natural History, Santa Barbara. 661 pp.
- BRODO, I. M., S. D. SHARNOFF, & S. SHARNOFF. 2001.
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Lichens of North America.
Yale University Press, New Haven.
- ROBERTSON, J. 2002c.
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Sonoma County field trip on October 6, 2002.
Bulletin of the California Lichen Society 9(2): 17–18.
- RYAN, B. D., H. T. LUMBSCH, M. I. MESSUTI, C. PRINTZEN, L. SLIWA, & T. H. NASH III. 2004.
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Lecanora, pp. 176–286,
in T. H. Nash III, B. D. Ryan, P. Diederich, C. Gries, & F. Bungartz (eds.), Lichen flora of the Greater Sonoran Desert region, Vol. 2.
Lichens Unlimited, Arizona State University, Tempe.
Complete references section