References from the California Lichen Catalog
- HASSE, H. E. 1895.
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Lichens of the vicinity of Los Angeles I.
Erythea 3: 41–44.
- HASSE, H. E. 1896.
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Lichens of the vicinity of Los Angeles II–IV.
Erythea 4: 96–98, 106–108, 150–157.
- HASSE, H. E. 1898a.
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Lichens of Southern California.
Los Angeles.
- HASSE, H. E. 1903b.
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Contributions to the lichen-flora of the California coast islands.
Bulletin of the Southern California Academy of Sciences 2: 33–35.
- HASSE, H. E. 1913b.
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The lichen flora of southern California.
Contributions from the United States National Herbarium 17: 1–132.
- LUMBSCH, H. T. 1988.
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The identity of Diploschistes gypsaceus.
Lichenologist 20: 19–24.
- LUMBSCH, H. T. 2002.
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Diploschistes, pp. 173–178,
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.
- MERRILL, G. K. 1923.
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Lichens. Pp. 358–377,
in C. F. Millspaugh and L. W. Nuttall (eds.), Flora of Santa Catalina Island, California.
Publications of the Field Museum of Natural History, Botanical Series, vol. 5.
- ORCUTT, C. R. 1903.
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Southern California lichens.
The West American Scientist 14(3): 17–22; 14(4): 25–28.
- ORCUTT, C. R. 1907.
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Botany of southern California. Lichens.
American Plants, 1: 240–245, 367–372.
- ROBERTSON, J. 2001.
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Daley Ranch field trip, April 28–29, 2001.
Bulletin of the California Lichen Society 8: 34–36.
- TUCKER, S. C., & W. P. JORDAN. 1979 (1978).
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A catalog of California lichens.
Wasmann Journal of Biology 36: 1–105.
Complete references section