Psora pseudorussellii

Taxonavigation

Taxonavigation: Lecanorales
Superregnum: Eukaryota Regnum: Fungi Subregnum: Dikarya Divisio: Ascomycota Subdivisio: Pezizomycotina Classis: Lecanoromycetes Subclassis: Lecanoromycetidae Ordo: Lecanorales

Familia: Psoraceae
Genus: Psora
Species: Psora pseudorussellii

Name

Psora pseudorussellii Timdal, 1986

Diagnosis: Squamae ad 4 mm diam., plus minusve elongatae, adnatae vel partim imbricatae, brunneae, pruinosae vel epruinosae, margine albo. Apothecia laminalia, ad 1.5 mm diam., plana vel leviter convexa, interdum modice convexa, rufa, vulgo epruinosa. Thallus sine acido lichenoso.

Type: U.S.A. Minnesota, Wabasha County, Snake Creek Valley State Forest Area, 4 mi NW of Weaver (8 mi SE of Wabasha), prairie with scattered rock outcrops, 15 July 1979, Brako 1904 (holotype, MIN).

North American distribution: CANADA, Ontario, Quebec; U.S.A., Arkansas, Connecticut, District of Columbia, Georgia, Illinois, Iowa, Kansas, Kentucky, Massachusetts, Minnesota, Missouri, Nebraska, New York, Ohio, Oklahoma, Pennylvania, Rhode Island, Tennessee, Texas, Vermont, Virginia, Wisconsin; MEXICO, Coahuila

References

Primary references

Timdal, Bryologist 89 (4): 269 (1987) [1986]

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. 13] Psora pseudorussellii: pp. 269-271; black-and-white photo: p. 269, Fig. 23; distribution map for North America: p. 270, Fig. 24)

References

Brodo, I.M.; Sharnoff, S.D. and Sharnoff, S. (2001) Psora (p. 597-604) In, Lichens of North America. Yale University Press, New Haven, 795 pages. **[RLL List # 184 / Rec.# 22402] - (Recent Literature on Lichens)** (Discussion of Psora pseudorussellii: pp. 602-603; distribution map for North America: p. 602; color photo: p. 603, plate 730)

Flenniken, D. (1999) Psora Hoffm. (p. 187) In The Macrolichens In West Virginia, 231 pages, 26 plates. (Published by D. Flenniken, 2273 Blachleyville Rd, Wooster, Ohio 44691) **[RLL List # 175 / Rec.# 5723] - (Recent Literature on Lichens)** (Discussion of Psora pseudorussellii: p. 187; color photo: Plate 20, L)

Hinds, J.W. and Hinds, P.L. (2007) Psora Hoffm., 1796 (pp. 423-425) In, The Macrolichens of New England. - Memoirs of the New York Botanical Garden No. 96. New York Botanical Garden Press, Bronx, New York. 584 pp. **[RLL List # 210 / Rec.# 30032] - (Recent Literature on Lichens)** (Discussion of Psora pseudorussellii: pp. 424-425; color photo: p. 424, fig. 269)

Thomson, J.W. (2003) Psora Hoffm. (pp. 196-197) In, Lichens of Wisconsin. Wisconsin State Herbarium, University of Wisconsin-Madison, 386 pages. **[RLL List # 190 / Rec.# 24161] - (Recent Literature on Lichens)** (Discussion of Psora pseudorussellii: p. 197)

Timdal, E. (2002) Psora (pp. 418-430) 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.# 23117] - (Recent Literature on Lichens)** (PDF file - 27 MB) (Discussion of Psora pseudorussellii and distribution map for the Sonoran region: p. 429)

Links

Psora pseudorussellii in United States Department of Agriculture, Natural Resources Conservation Service, PLANTS Database.

North American Lichen Checklist, Version (#16) 18 June 2010.

Psora pseudorussellii in Index Fungorum.

Psora pseudorussellii in MycoBank.

Links to photos

Stephen Sharnoff's Lichen Photos - Psora pseudorussellii

The Lichen Herbarium, Natural History Museum, University of Oslo, Norway (Photo Gallery) - Psora pseudorussellii

U.S. Forest Service - Lichens Photo Gallery (Photo by Doug Ladd) - Psora pseudorussellii

Vernacular names

English: Bordered scale lichen, False Russell's fishscale lichen