References from the California Lichen Catalog

HASSE, H. E. 1914.

Additions to the lichen flora of southern California. No. 9. The Bryologist 17: 61–63.

KNUDSEN, K. 2003c.

Type specimens: investigations and observations. Bulletin of the California Lichen Society 10: 36–38.

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

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