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Japewia subaurifera Muhr & Tønsberg

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (02-06-27). Data set not revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: species. Japewia. Lecanoraceae Körb. (1855); Lecanorales.

Taxonomic Literature: Tønsberg T., Lichenologist 22(3): 205-212 (1990).

Biogeography: Continent: Europe and Northern America.

Ecology: Biotroph; lichenized; corticolous.

Thallus: Partly not subdivided parts, areolate (primarily areolate) (mostly). Thallus Size and Differentiation: Up to 2 cm long. Thallus Outline: Irregular. Upper Surface: Brown or olive; special structures present:; sorediate; soralia up to.4 mm in diam., soredia up to 30-(75) µm in diam..

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Sparse. Margin: Lecideine/biatorine. Disk: Plane (surface often somewhat uneven) or weakly convex, brown (chestnut-), epruinose. Exciple: Not carbonized; reddish brown (K+ fuscous brown). Epithecium: Apical cells distinctly swollen, dark brown or brownish red (K + fuscous brown, sometimes superimposed by a colourless, gelatinous layer up to 6 µm deep). Hymenium: Up to 75 µm high; white, pale green, or pale brown. Interascal Hyphae: Scarcely branched, not or scarcely anastomosed.

Asci: Dehiscence lecanoralean.

Ascospores: c. 8 (1-8-spored) per ascus, broadly ellipsoid (to globose; variably sized, largest in monosporous asci; often abortive and deformed), ellipsoid, or ovoid, 11-20 µm long, (8)-12-13-(14) µm wide, obtuse; septa absent; wall thick, distinctly differentiated into primary and secondary wall, not ornamented.

Secondary Metabolites: Present (several unidentified pigments).

(report generated 04.Okt.2007)

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