Psora vallesiaca

Image of Psora vallesiaca Greece O-L-15186
Taxonavigation
Taxonavigation: Lecanorales |
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Superregnum: Eukaryota |
Familia: Psoraceae
Genus: Psora
Species: Psora vallesiaca
Name
Psora vallesiaca (Schaerer) Timdal, 1984
- Basionym
- Lecidea vallesiaca Schaerer, Lich. Helvet. Spicil. 12: 631 (1842).
Synonyms
- Lecidea vallesiaca Schaerer, Lich. Helvet. Spicil. 12: 631 (1842).
- North American distribution: GREENLAND; CANADA, Northwest Territories

Illustration of Psora vallesiaca
References
Primary references
- Timdal, Nord. J. Bot. 4: 538 (1984)
- Timdal, E. (1984) The delimitation of Psora (Lecideaceae) and related genera, with notes on some species. - Nordic Journal of Botany 4: 525–540. **[RLL List # 123-109 / Rec.# 18651] - (Recent Literature on Lichens)** (doi: 10.1111/j.1756-1051.1984.tb02059.x)
Selected reference
- Evankow, A., Yin, A., Zulfiqar, R., Ahmad, U.F., Nordenhaug, P., Khalid, A.N., Wang, L. & Timdal, E. 2025. Psora mediterranea (Lecanorales, Psoraceae), a new lichen species from Europe, including a new concept for P. himalayana and a revised key to the European species. Mycological Progress 24: 1–21. DOI: 10.1007/s11557-025-02045-8
Reference page.
- Thomson, J.W. (1997) Psora Hoffm. (pp. 505-513) In, American Arctic Lichens: 2. The Microlichens. The University of Wisconsin Press, 675 pages. **[RLL List # 170 / Rec.# 18517] - (Recent Literature on Lichens)** (Discussion of Psora vallesiaca: p. 513; distribution map for the American arctic: p. 512)
- Timdal, E. (1986) A revision of Psora (Lecideaceae) in North America. - The Bryologist 89: 253–275. **[RLL List # 131 / Rec.# 18653] - (Recent Literature on Lichens)** (JSTOR) (PDF file - 47 MB) (Discussion of [No. 18] Psora vallesiaca: pp. 274-275; black-and-white photo: p. 274, Fig. 32; distribution map for North America: p. 270, Fig. 27)
Links
- Psora vallesiaca in United States Department of Agriculture, Natural Resources Conservation Service, PLANTS Database.
Links to photos
- The Lichen Herbarium, Natural History Museum, University of Oslo, Norway (Photo Gallery) - Psora vallesiaca
- Lichen Gallery of Leif & Anita Stridvall - Psora vallesiaca
- BOLD Systems - Psora vallesiaca
- iNaturalist - Psora vallesiaca
Vernacular names
English: Fishscale lichen
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