References from the California Lichen Catalog
- BOWLER, P. A., & J. E. MARSH. 2004.
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Niebla, pp. 368–380,
in T. H. Nash III, B. D. Ryan, P. Diederich, C. Gries, & F. Bungartz (eds.), Lichen flora of the Greater Sonoran Desert region, Vol. 2.
Lichens Unlimited, Arizona State University, Tempe.
- BOWLER, P. A., & R. E. RIEFNER JR. 1995.
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Notes on the Ramalinaceae and current related research in California, U. S. A.
Bulletin of the California Lichen Society 2(1): 1–5.
- BOWLER, P. A., R. E. RIEFNER, P. W. RUNDEL, J. MARSH, & T. H. NASH III. 1994.
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New species of Niebla (Ramalinaceae) from western North America.
Phytologia 77: 23–37.
- BOWLER, P. A., W. A. WEBER, & R. E. RIEFNER JR. 1996.
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A checklist of the lichens of San Clemente Island, California.
Bulletin of the California Lichen Society 3(2): 1–8.
- SPJUT, R. W. 1996.
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Niebla and Vermilacinia (Ramalinaceae) from California and Baja California.
Sida, Botanical Miscellany 14, pp. 1–208.
Botanical Research Institute of Texas, Inc., Fort Worth.
Complete references section