References from the California Lichen Catalog

BALTZO, D. E. 1970.

A study of the lichens of Mount Diablo State Park. M. A. thesis, San Francisco State College, San Francisco.

FINK, B. 1935.

The lichen flora of the United States. Ann Arbor.

HASSE, H. E. 1903c.

Additions to the lichen flora of southern California. Bulletin of the Southern California Academy of Sciences 2: 52–54.

HASSE, H. E. 1915b.

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

JORDAN, W. P. 1968.

Corticolous and lignicolous lichens of the San Francisco Watershed. M. A. thesis, San Francisco State College, San Francisco.

SIERK, H. A. 1964.

The genus Leptogium in North America north of Mexico. The Bryologist 67: 245–317.

THOMSON, J. W. 1984.

American Arctic lichens. 1. The macrolichens. Columbia University Press, New York. Pp. 1–504.

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

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