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.

SHEARD, J. W. 1992.

The lichenized Ascomycete genus Hafellia in North America. The Bryologist 95: 79–87.

TUCKER, S. C., & W. P. JORDAN. 1979 (1978).

A catalog of California lichens. Wasmann Journal of Biology 36: 1–105.