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.
- KNOPH, J.-G., & C. LEUCKERT. 1994.
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Chemotaxonomic studies in the saxicolous species of the lichen genus Lecidella (Lecanorales, Lecanoraceae) in America.
Nova Hedwigia 59: 455–508.
- KNOPH, J.-G., & B. MIES. 1995.
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Beiträge zur Flechtenflora der Kapverdischen Inseln III. Die saxicolen Arten der Gattung Lecidella.
Bibliotheca Lichenologica 57: 295–305.
- McCLATCHIE, A. J. 1897.
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Seedless plants of southern California. Protophytes — Pteridophytes.
Proceedings of the Southern California Academy of Sciences 1: 363–370.
- 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.
- 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