References from the California Lichen Catalog
- FINK, B. 1935.
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The lichen flora of the United States.
Ann Arbor.
- HALE, M. E., & M. COLE. 1988.
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Lichens of California.
University of California Press, Berkeley.
- HUE, A. M. 1891.
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Lichens exoticos a professore W. Nylander descriptos vel recognitos et in herbario musei Parisiensis pro maxima parte assertavos in ordine systematico disposuit.
Nouvelles archives du Muséum d'histoire naturelle, Series 3, 3: 33–192.
- HUE, A. M. 1909a.
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Quatuor Lichenum exoticorum genera elaboravit.
Bulletin de la Société Linnéene de Normandie, Series 6, 1: 84.
- HUE, A. M. 1909b.
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Sur en nouveau genre des Lichens exotiques.
Compte rendu du congrès des sociétiés savantes de Paris et des départements. Section de Sciences. Paris.
- HULTING, J. 1896.
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Beiträge zur Flechtenflora Nordamerikas.
Hedwigia 35: 186–193.
- JORDAN, W. P. 1980.
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Edrudia, a new genus from California (Lichenes: Teloschistaceae).
The Bryologist 83: 64–67.
- WRIGHT, D. 2000.
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Guide to the macrolichens of California: part 1, the orange pigmented species.
Bulletin of the California Lichen Society 7: 7–19.
Complete references section