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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. Taxonomic rank: species. Lecanora. Lecanoraceae Körb. (1855).

Taxonomic Literature: Leuckert, C. & Poelt, J., Nova Hedwigia 49: 121-167 [147-149] (1989).

Thallus: Not subdivided parts, rimose; separate thallus parts thin or thick. Thallus Outline: Lobed or arachnoid; indistinct; soon disappearing; white or black. Upper Surface: Lemon (citrine), orange, pale grey, or pale brown, matt or glossy (shiny), smooth; epruinose; sorediate; soralia.5-1-1.5 mm in diam., grey-blue, isolated, not confluent with other soralia or confluent, but not fusing, soredia coarse, 35-40-50 µm in diam..

Ascocarps: Soon sessile. Margin: Lecanorine, smooth, not flexuose, persistent, indistinct to prominent, concolourous with the surrounding thallus; with a thin, inner rim visible between disk and thalline margin. Disk: Plane, dark brown or grey-brown, pruina abundant. Parathecium (proper excipulum): White, not inspersed with crystals. Amphithecium (thalline excipulum): Present; crystals dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Present, indistinct, pseudocortical or eucortical, 20-30-30-(35) µm wide, not basally widened, 20-30-35 µm wide at the base. Episamma: Soluble in KOH. Epithecium: Apical cells slightly swollen, hyaline or dark brown, soluble in 10% KOH. Hymenium: Not inspers. Hypothecium: White; not inspers.

Ascospores: c. 8 per ascus, ellipsoid, 9.5-12.5-14-(14.5) µm long, 5.5-6-7.5 µm wide; wall thin, not ornamented.

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

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