References from the California Lichen Catalog

BRODO, I. M., S. D. SHARNOFF, & S. SHARNOFF. 2001.

Lichens of North America. Yale University Press, New Haven.

HERRE, A. W. C. T. 1950a.

The lichen flora of Mount Shasta, California. The Bryologist 53: 43–54.

THOMSON, J. W. 2003.

Lichens of Wisconsin. University of Wisconsin, Madison. Pp. 1–386.