Physconia fallax
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| Taxonavigation: Caliciales |
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Superregnum: Eukaryota |
Familia: Physciaceae
Genus: Physconia
Species: Physconia fallax
Name edit
Physconia fallax Essl., 2000
Diagnosis: Thallus foliaceus, usque ad 4 cm diametro, superne griseus vel griseo-fuscus et plus minusve pruinosus, sorediatus; soraliis pro parte marginalibus vel axillaribus, elongatis et cucullatis; subtus fuliginosus vel nigrescens, rhizinatus;
rhizinis squarroso-ramosis, nigrescentibus.
Type: U.S.A. California. Ventura Co.: Ozena Campground, Lockwood Valley Road, Los Padres National Forest, Bratt 11189 (DUKE, holotype; GZU, SBBG, TLE, isotypes).
Substrate and ecology (Sonoran region:) On bark, less often rock.
World distribution: western North America: Washington, California and Baja California (Guadalupe Island)
References edit
- Esslinger, T.L. (2000) A Key for the Lichen Genus Physconia in California, with Descriptions for Three New Species Occurring within the State. Bulletin of the California Lichen Society 7 (1): 2–6. (RLL List # 180 / Rec. # 20982 - Recent Literature on Lichens) (PDF file) (Web site) (Description of Physconia fallax: pp. 4-5; black-and-white photos: p. 4, figs. 3 & 4)
- Esslinger, T. L. (2002) Physconia (pp. 373-383) In: Nash III, T.H.; Ryan, B.D.; Gries, C. and Bungartz, F. (eds.), Lichen Flora of the Greater Sonoran Desert Region, Vol. 1. Lichens Unlimited, Arizona State University, Tempe, Arizona, 532 pages. (RLL List # 187 / Rec. # 23101 - Recent Literature on Lichens) (Description of Physconia fallax: pp. 378-379; distribution map for the Sonoran region: p. 379; black-and-white photo: p. 378, fig. 74)