Constancea 84, 2006
University and Jepson Herbaria
California Lichen Catalog

References from the California Lichen Catalog

JORDAN, W. P. 1968.
Corticolous and lignicolous lichens of the San Francisco Watershed. M. A. thesis, San Francisco State College, San Francisco.
LINDSAY, J. B. 1973.
A lichen flora of the Samoa peninsula, Humboldt Bay, California. M. A. thesis. Humboldt State University, Arcata.
TUCKER, S. C., & W. P. JORDAN. 1979 (1978).
A catalog of California lichens. Wasmann Journal of Biology 36: 1–105.
Complete references section