References from the California Lichen Catalog

FINK, B. 1935.

The lichen flora of the United States. Ann Arbor.

GYELNIK, V. 1931.

Additamenta ad cognitorum lichenum extra-europaeorum. Annales de Cryptogamie Exotique 4: 166–174.

HERRE, A. W. C. T. 1910.

The lichen flora of the Santa Cruz peninsula, California. Proceedings of the Washington Academy of Sciences 12(2): 27–269.

THOMSON, J. W., & E. H. KETCHLEDGE. 1958.

The 1957 foray of the American Bryological Society on the Santa Cruz peninsula, California. The Bryologist 61: 155–161.

TUCKERMAN, E. 1882.

A synopsis of the North American Lichens. Pt. 1, Boston.