References from the California Lichen Catalog
- ANDERSON, R. A. 1964.
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The genus Lecidea (lichenized fungi) in Rocky Mountain National Park, Colorado.
Ph. D. dissertation, University of Colorado, Boulder.
- HASSE, H. E. 1913b.
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The lichen flora of southern California.
Contributions from the United States National Herbarium 17: 1–132.
Complete references section