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Data Set Maintenance: Data set standard item. Data set author(s): Lumbsch H. T. & Guderley R. (98-09-01). Data set to be published after submission; 98-09-01.

Nomenclature: Current taxonomic status: basionymous or accepted. Taxonomic rank: species. Lecanora. Lecanoraceae Körb. (1855).

Thallus: Rimose or areolate (primarily areolate); separate thallus parts thin or thick. Thallus Outline: Indistinct; white. Upper Surface: Brownish yellow or grey-brown, matt, smooth or rough; epruinose; not sorediate.

Ascocarps: Soon sessile. Margin: Lecanorine, smooth, not flexuose or slightly flexuose, persistent, indistinct to prominent, brighter than the surrounding thallus; without a thin rim between disk and thalline margin. Disk: Plane, brown, epruinose. Parathecium (proper excipulum): White, not inspersed with crystals. Amphithecium (thalline excipulum): Present; crystals small, abundant, dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Present, distinctly developed, eucortical, 10-12.5-15 µm wide, basally widened, 15-25-35 µm wide at the base; inspersed with oil droplets. Episamma: Without episamma. Epithecium: Apical cells slightly swollen, brownish red, insoluble in 10% KOH. Hymenium: Not inspers. Hypothecium: White; not inspers.

Ascospores: c. 8 per ascus, ellipsoid, 10-11.5-13 µm long, 6-7-8 µm wide; wall thin, not ornamented.

Secondary Metabolites: Atranorin, of the following substance class(es): orcinol depsides.

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