References from the California Lichen Catalog

FINK, B. 1935.

The lichen flora of the United States. Ann Arbor.

HASSE, H. E. 1915b.

Additions to the lichen flora of southern California. No. 11. The Bryologist 18: 92–94.

ZAHLBRUCKNER, A. 1925.

Catalogus Lichenum Universalis, Vol. III. Leipzig, Berlin.