References from the California Lichen Catalog

FINK, B. 1935.

The lichen flora of the United States. Ann Arbor.

GOWARD, T. 1999.

The Lichens of British Columbia. Part 2. Fruticose species. Special Report ser. 9. British Columbia Ministry of Forests, Crown Publications Inc., Victoria, B. C., Canada.

RIDDLE, L. W. 1910.

The North American species of Stereocaulon. Botanical Gazette 50: 285–304.

RYAN, B. D. 2002.

Ahtiana, pp. 91–92; Alectoria, pp. 92–95; Bryoria, pp. 109–114; Evernia, pp. 188–190; Leprocaulon, pp. 262–264; Letharia, pp. 267–270; Nodobryoria, pp. 299–301; Parmeliopsis, pp. 315–317; Platismatia, pp. 400–401; Pseudephebe, pp. 409–411; Rhizoplaca, pp. 442–448; Vulpicida, pp. 505–507, in T. H. Nash III, B. D. Ryan, C. Gries, & F. Bungartz (eds.), Lichen flora of the Greater Sonoran Desert region, Vol. 1. Lichens Unlimited, Arizona State University, Tempe.

VON REIS, J. B. C. 1991.

Lichens of California Polytechnic University and San Luis Obispo County. M. A. thesis, California Polytechnic State University, San Luis Obispo.