References from the California Lichen Catalog

BRODO, I. M., & T. AHTI. 1996.

Lichens and lichenicolous fungi of the Queen Charlotte Islands, British Columbia, Canada: 2. The Cladoniaceae. Canadian Journal of Botany 74: 1147–1180.

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.