References from the California Lichen Catalog

BALTZO, D. E. 2002 (2001).

San Francisco Watershed lichens — a more comprehensive list. Bulletin of the California Lichen Society 8: 44–56.

MARBACH, B. 2000.

Corticole und lignicole Arten der Flechtengattung Buellia sensu lato in den Subtropen und Tropen. Bibliotheca Lichenologica 74. 384 pp. J. Cramer, Berlin, Stuttgart.