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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: accepted or basionymous. Taxonomic rank: species. Lecanora. Lecanoraceae Körb. (1855).

Taxonomic Literature: Brodo, I.M., Owe-Larsson, B. & Lumbsch, H.T., Nord. J. Bot. 14: 451-461 [457-458] (1994).

Thallus: Areolate (primarily areolate), bullate; separate thallus parts thick. Thallus Outline: Indistinct; soon disappearing. Upper Surface: Verrucose, lemon (citrine) or pale grey, matt or glossy (shiny), smooth; epruinose; sorediate; soralia.5-1-1.5 mm in diam., grey or grey-blue, isolated, not confluent with other soralia, soredia coarse, 35-42-50-(55) µm in diam..

Ascocarps: Soon sessile, strongly constricted at the base. Margin: Lecanorine, verruculose, smooth, not flexuose or slightly flexuose, persistent, prominent, concolourous with the surrounding thallus; without a thin rim between disk and thalline margin. Disk: Plane, brown or grey-brown, epruinose. Parathecium (proper excipulum): White, not inspersed with crystals. Amphithecium (thalline excipulum): Present; crystals small, not dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Present, distinctly developed, eucortical, 25-32-40 µm wide, not basally widened, 25-32-40 µm wide at the base; inspersed with oil droplets. Episamma: Soluble in KOH. Epithecium: Apical cells slightly swollen, brownish red, cell pigment reacting with 10% KOH. Hymenium: Not inspers. Hypothecium: White; not inspers.

Ascospores: c. 8 per ascus, ellipsoid or broadly ellipsoid, 10-12.5-15 µm long, 6-6.8-7.5 µm wide; wall thin, not ornamented.

Secondary Metabolites: Atranorin, gangaleoidin, and roccellic acid, of the following substance class(es): orcinol depsides, orcinol depsidones, and (higher) aliphatic acids.

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