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Tephromela aglaea (Sommerf.) Hertel & Rambold

Data Set Maintenance: Data set standard item. Data set author(s): Rambold G. (94-08-27). Data set reviewer(s): Kainz C. (00-12-22); to be published after submission; 94-08-27.

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: species. Tephromela. Synonyms: Lecidea crombei Nyl., Flora 51: 345 (1868); Lecidea relanderi Räsänen, Lich. Fenn. Exs., Schedae Fasc. I-III: 44 (1935); Lecanoraceae Körb. (1855).

Type Information: Basionym: Lecidea aglaea Sommerf., Suppl. Fl. Lappon. 144 (1826).

Taxonomic Literature: Hertel H. 1977. Khumbu Himal 6(3): 146-378 [291-292] - sub Lecidea aglaea; Hertel H. & Rambold G. 1985. Bot. Jahrb. Syst. 107: 469-501; Haugan R. & Timdal E. 1994. Graphis Scripta 6: 17-26; Poelt J. & Grube M. 1993. Nova Hedwigia 57: 1-17.

Biogeography: Continent: Asia-Temperate, Europe, and Northern America.

Ecology: Biotroph; lichenized; substrate non-calciferous.

Thallus: Crustose, areolate (primarily areolate). Thallus Outline: Soon disappearing or persistent; black. Upper Surface: Verrucose, grey, white, or brownish yellow; not sorediate.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: .9-1.9 mm in diam.. Margin: Lecideine/biatorine. Disk: Plane to weakly convex, black (like tar). Exciple: Not carbonized. Epithecium: Apical cells turquoise. Hymenium: White. Hypothecium: White or brownish yellow.

Ascospores: Broadly ellipsoid, 7.5-12-16 µm long, 4.5-8.5 µm wide; septa absent.

Conidia: Cylindrical.

Secondary Metabolites: Atranorin, bourgeanic acid, stictic acid, and usnic acid.

Spot Tests: Upper surface: C –, PD –.

(report generated 04.Okt.2007)

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