References from the California Lichen Catalog

HASSE, H. E. 1915b.

Additions to the lichen flora of southern California. No. 11. The Bryologist 18: 92–94.

HERRE, A. W. C. T. 1942c.

Additions to and comments upon the lichen flora of the Santa Cruz Peninsula, California. American Midland Naturalist 28: 752–755.

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

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