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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: Lumbsch, H.T., Feige, G.B. & Elix, J.A., Bryologist 98: 561-577 [572] (1995).

Thallus: Rimose or areolate (primarily areolate); separate thallus parts thin. Thallus Outline: Indistinct; white. Upper Surface: Verrucose or verruculose, lemon (citrine), matt, smooth; epruinose; not sorediate.

Ascocarps: Soon sessile. Margin: Lecanorine, verrucose or verruculose, smooth, not flexuose, persistent, indistinct to prominent, concolourous with the surrounding thallus; without a thin rim between disk and thalline margin. Disk: Plane, brownish red, brown, or dark brown, epruinose. Parathecium (proper excipulum): White, dissolving in 10% KOH. Amphithecium (thalline excipulum): Present; crystals dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Present, distinctly developed, eucortical, 20-30-40 µm wide, basally widened, 40-55-70 µm wide at the base; inspersed with oil droplets. Episamma: Without episamma. Epithecium: Apical cells slightly swollen, brownish red, insoluble in 10% KOH. Hymenium: Oil inspersed. Hypothecium: White; not inspers.

Ascospores: c. 8 per ascus, ellipsoid or broadly ellipsoid, 10-12-14.5-(15) µm long, 5-6.2-7.5-(8) µm wide; wall thin, not ornamented.

Secondary Metabolites: Atranorin and usnic acid, of the following substance class(es): orcinol depsides and dibenzofurans [and usnic acids].

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