References from the California Lichen Catalog

LINDSAY, J. B. 1973.

A lichen flora of the Samoa peninsula, Humboldt Bay, California. M. A. thesis. Humboldt State University, Arcata.

MOBERG, R., & T. H. NASH III. 2002.

Heterodermia, pp. 358–373, in T. H. Nash III, B. D. Ryan, C. Gries, & F. Bungartz (eds.), Lichen flora of the Greater Sonoran Desert region, Vol. 1. Lichens Unlimited, Arizona State University, Tempe.