References from the California Lichen Catalog

BOWLER, P. A., W. A. WEBER, & R. E. RIEFNER JR. 1996.

A checklist of the lichens of San Clemente Island, California. Bulletin of the California Lichen Society 3(2): 1–8.

BÜDEL, B., M. SCHULTZ, & T. H. NASH III. 2002.

Heppia. pp. 204–207, 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.

DOELL, J., S. TUCKER, & J. ROBERTSON. 1999.

Lichens of the Sweeney Granite Mountains Desert Research Center and environs. Bulletin of the California Lichen Society 6: 8–12.

ROBERTSON, J., & R. ROBERTSON. 2001 (2000).

New and interesting records of lichens from California. Bulletin of the California Lichen Society 7: 64–66.

SIGAL, L. L., & D. R. TOREN. 1976 (1975).

New distribution records of lichens in California. II. The Bryologist 78: 467–469.

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

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

WETMORE, C. M. 1970.

The lichen family Heppiaceae in North America. Annals of the Missouri Botanical Garden 57: 158–209.