Cladus: Eukaryota
Supergroup: Opisthokonta
Regnum: Fungi
Divisio: Ascomycota
Subdivisio: Pezizomycotina
Classis: Lecanoromycetes
Subclassis: Acarosporomycetidae
Ordo: Acarosporales
Familia: Acarosporaceae
Genus: Pleopsidium
Species: Pleopsidium flavum
Name
Pleopsidium flavum (Bellardi) Körb., 1855
Substrate and ecology: On perpendicular or overhanging hard acid rock.
Basionym: Lichen flavus Bellardi, 1792
Synonyms
Acarospora oxytona (Ach.) A.Massal.
Acarospora flava (Bellardi) Ach.
Pleopsidium oxytonum (Ach.) Rabenh.
References
Körber, Syst. Lich. Germ.: 114 (1855)
Koerber, G.W. (1855) Systema Lichenum Germaniae (I-XXXIV). Die Flechten Deutschlands mikroscopisch geprüft, kritisch gesichtet, charakteristisch beschrieben und systematisch geordnet. - Breslau.
Brodo, I.M., Sharnoff, S.D. and Sharnoff, S. (2001) Pleopsidium (p. 578-579) In, Lichens of North America. Yale University Press, New Haven, 795 pages. (Description of P. flavum: p. 578; color photo: p. 579)
Knudsen, K. (2007) Pleopsidium (pp. 274-276) In: Nash III, T.H., Gries, C., and Bungartz, F. (eds.), Lichen Flora of the Greater Sonoran Desert Region, Vol. 3. Lichens Unlimited, Arizona State University, Tempe, Arizona, 567 pages. (Description of Pleopsidium flavum: pp. 275-276; distribution map for the Sonoran Desert Region: p. 276) (Color photo in plate section of Vol. III)
St. Clair, L.L. (1999) Pleopsidium (pp. 157-158) In, A color guidebook to common Rocky Mountain lichens. M.L. Bean Life Science Museum of Brigham Young University Publisher, 242 pp. (Description and color photo of P. flavum: p. 158)
Thomson, J.W. (1997) Acarospora (pp. 19-36). In, American Arctic Lichens: 2. The Microlichens. The University of Wisconsin Press, 675 pages. (Description of Acarospora oxytona: p. 29; distribution map for North America: p. 29) (Acarospora oxytona = Pleopsidium flavum)
Wirth, V. (1995) Pleopsidium (pp. 751-753 - Teil 2) In, Die Flechten Baden-Württembergs, Teil 1 & 2. Eugen Ulmer GmbH & Co., Stuttgart. 1006 pp.; in German. (Description of P. flavum: pp. 752-753; color photo: p. 752)
Index Fungorum
USDA Plants Database
North American Lichen Checklist (Sep 2008)
Vernacular names
English: Gold cobblestone lichen