References from the California Lichen Catalog

BREUSS, O., & C. BRATT. 2001 (2000).

Catapyrenioid lichens in California. Bulletin of the California Lichen Society 7: 36–43.

GOWARD, T., B. McCUNE, & D. MEIDINGER. 1994.

The lichens of British Columbia. Illustrated keys. Part 1. Foliose and squamulose species. British Columbia Ministry of Forests, Crown Publications Inc., Victoria, B. C., Canada.

HASSE, H. E. 1896.

Lichens of the vicinity of Los Angeles II–IV. Erythea 4: 96–98, 106–108, 150–157.

HASSE, H. E. 1898a.

Lichens of Southern California. Los Angeles.

ORCUTT, C. R. 1907.

Botany of southern California. Lichens. American Plants, 1: 240–245, 367–372.

RYAN, B. D., & T. H. NASH III. 1991.

Lichens of the Eastern Brook Lakes watershed, Sierra Nevada Mountains, California. The Bryologist 94: 181–195.

SIGAL, L. L. 1989.

The lichens of serpentine rocks and soils in California. Mycotaxon 34: 221–238.

THOMSON, J. W. 1987.

The lichen genera Catapyrenium and Placidiopsis in North America. The Bryologist 90: 27–39.

TUCKERMAN, E. 1872.

Genera Lichenum. An arrangement of the North American lichens. Edwin Nelson, Amherst. 281 pp. + index.

WILLEY, H. 1873a.

A list of North American lichens arranged according to Professor E. Tuckerman's “Genera Lichenum”. New Bedford.