Physconia elegantula
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| Taxonavigation: Caliciales |
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Superregnum: Eukaryota |
Familia: Physciaceae
Genus: Physconia
Species: Physconia elegantula
Name edit
Physconia elegantula Essl., 1994
Diagnosis: Thallus foliaceus, usque ad 7 cm diametro, superne griseo-fuscus vel fuscus et plus minusve pruinosus, isidiatus; isidiis sparsis vel frequens, cylindricis; subtus albus vel pallido-fulvus, rhizinis squarroso-ramosus, nigrescens.
Type: ARIZONA. Coconino Co.: Kaibab National Forest just south of Grand Canyon National Park along Highway 64: pinyon-juniper woodland at ca. 2,040 m, or rock, 19 Jan 1989, Esslinger 11095 (DUKE, holotype; GZ, herb. Essl., isotypes).
Distribution: On rock; presently known from Wyoming, Utah, Colorado, New Mexico and Arizona (U.S.A.)
References edit
- Esslinger, T.L. (1994) New species and new combinations in the lichen genus Physconia in North America. - Mycotaxon 51: 91–99. (RLL List # 156 / Rec. # 5236 - Recent Literature on Lichens) (Web site) (Description of Physconia elegantula: pp. 92 & 94; black-and-white photos: p. 93, fig. 2)
- Brodo, I.M., Sharnoff, S.D. and Sharnoff, S. (2001) Physconia (pp. 560-566) In, Lichens of North America. Yale University Press, New Haven, 795 pages. (Description of Physconia elegantula and distribution map for North America: p. 563; color photo: p. 563, plate 678)
- 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. (Description of Physconia elegantula and distribution map for the Sonoran region: p. 377; black-and-white photo: p. 377, fig. 73)
Links to photos edit
- Stephen Sharnoff's Lichen Photos - Physconia elegantula