Physcia dubia

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Taxonavigation[edit]

Taxonavigation: Caliciales 

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

Familia: Physciaceae
Genus: Physcia
Species: Physcia dubia

Name[edit]

Physcia dubia (Hoffm.) Lettau, 1912


Substrate and ecology (Sonoran region:) Growing on acid rocks in open situations

World distribution: Widely distributed species in boreal and temperate areas of the Northern Hemisphere; it is also known from the southern cold temperate part of South America

Basionym: Lobaria dubia Hoffm., 1796

Synonyms:

  • Lobaria dubia Hoffm., Deutschlands Flora, Zweiter Theil (Erlangen) (1796) p. 156
  • Parmelia caesia var. teretiuscula Ach., Lich. univ. (1810)
  • Parmelia dubia (Hoffm.) Röhl., 1813
  • Physcia caesia f. teretiuscula (Ach.) Harm., Bull. Séanc. Soc. Sci. Nancy, Sér. 2 31: 261 (1897) [1896]
  • Physcia caesia var. dubia (Hoffm.) Th. Fr., Lich. Scand. (Uppsala) 1: 141 (1871)
  • Physcia caesia var. teretiuscula (Ach.) Nyl., Lich. Scand. (Uppsala): 112 (1861)
  • Physcia dubia var. teretiuscula (Ach.) Clauzade & Cl. Roux, Bull. Soc. bot. Centre-Ouest, Nouv. sér., num. spec. 7: 827 (1985)
  • Physcia teretiuscula (Ach.) Lynge, Vidensk.-Selsk. Skrifter, I Math.-Naturv. Kl.(no. 8): 96 (1916)
  • Xanthoria caesia f. teretiuscula (Ach.) Horw., 1912

References[edit]

  • Lettau, Hedwigia 52: 254 (1912)
  • Lettau, G. (1912) Beiträge zur Lichenographie von Thüringen. - Hedwigia 52: 81–264.   (Mattick Rec.# 28169 - Literature on Lichens)
  • Brodo, I.M., Sharnoff, S.D. and Sharnoff, S. (2001) Physcia (pp. 546-560) In, Lichens of North America. Yale University Press, New Haven, 795 pages. (Description of Physcia dubia and distribution map for North America: p. 554; color photo: p. 554, plate 665)
  • Coppins, B.J. (1992) Physcia (Schreber) Michaux, 1803 (pp. 467-470) In: Purvis, O.W., Coppins, B.J., Hawksworth, D.L., James, P.W. and Moore, D.M. (eds.) The Lichen Flora of Great Britain and Ireland. London: Natural History Museum Publication, 710 pp. (Description of Physcia dubia: p. 469)
  • Dobson, F.S. (2000) (Fourth edition) Physcia (pp. 300-306) In, Lichens: An illustrated guide to the British and Irish species. The Richmond Publishing Co., Ltd., Slough, England, 431 pp. (Description, distribution map, color photo of Physcia dubia: p. 304)
  • Hale, M.E., Jr. (1979) How to Know the Lichens. 2nd. Edition. - Wm. C. Brown Co., Dubuque, Iowa. 246 pp.   (RLL List # 103-34 / Rec. # 7485 - Recent Literature on Lichens) (Illustration of Physcia dubia: p. 108)
  • Hinds, J.W. and Hinds, P.L. (2007) Physcia (Schreb.) Michx., 1803 (pp. 388-399) 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) (Description of Physcia dubia: pp. 393-394; color photo: p. 394, fig. 244)
  • Moberg, R. (1977) The lichen genus Physcia and allied genera in Fennoscandia. - Symbol. Bot. Upsal. 22: 1–108.   (RLL List # 98 / Rec. # 12901 - Recent Literature on Lichens) (Illustration of Physcia dubia: p. 76)
  • Moberg, R. (2002) Physcia (pp. 358-373) 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. # 23100 - Recent Literature on Lichens) (Description of Physcia dubia and distribution map for the Sonoran region: p. 365)
  • St. Clair, L.L. (1999) Physcia (Schreb.) Michx. (pp. 143-149) In, A color guidebook to common Rocky Mountain lichens. M.L. Bean Life Science Museum of Brigham Young University, Provo, Utah, Publisher, 242 pp.   (RLL List # 180 / Rec. # 21417 - Recent Literature on Lichens) (Description of Physcia dubia and color photo: p. 148)
  • Thomson, J.W. (1984) Physcia (Schreb.) Michx. (pp. 340-357). In, American Arctic Lichens: 1. The Macrolichens. Columbia University Press, New York, 504 pages.   (RLL List # 124-96 / Rec. # 18494 - Recent Literature on Lichens) (Description of Physcia dubia: pp. 353 & 355; sketch and distribution map for the American arctic: p. 355)
  • Thomson, J.W. (2003) Physcia (Schreber) Michaux (pp. 182-186) In, Lichens of Wisconsin. Wisconsin State Herbarium, University of Wisconsin-Madison, 386 pages.   (RLL List # 190 / Rec. # 24161 - Recent Literature on Lichens) (Description of Physcia dubia: p. 184)
  • van Herk, K. and Aptroot, A. (2004) Physcia (Schreber) Michaux (pp. 296-303) In, Veldgids Korstmossen. Koninkliijke Nederlandse Natuurhistorische Vereniging, 423 pages; in Dutch.   (RLL List # 196 / Rec. # 26085 - Recent Literature on Lichens) (Description of Physcia dubia: p. 300; color photo: p. 301)
  • Wirth, V. (1995) Physcia (Schreber) Michaux (pp. 724-735) - Teil 2) In, Die Flechten Baden-Württembergs, Teil 1 & 2. Eugen Ulmer GmbH & Co., Stuttgart. 1006 pp.; in German.   (RLL List # 159 / Rec. # 20405 - Recent Literature on Lichens) (Description of Physcia dubia and color photo: p. 733)

Links to photos[edit]

  • A Flechtenbilder (Lichen Images) by Ulrich Kirschbaum - Physcia dubia
  • The Lichen Herbarium, Natural History Museum, University of Oslo, Norway (Photo Gallery) - Physcia dubia

Vernacular names[edit]

English: Powder-tipped rosette lichen,   Rosette lichen
Nederlands: Bleek vingermos
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