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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).

Taxonomic Literature: Lumbsch, H.T. & Elix, J.A., Mycotaxon 67: 391-403 [393-397] (1998).

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

Ascocarps: Soon sessile. Margin: Lecanorine, verrucose, smooth, not flexuose or slightly flexuose, persistent, indistinct to distinct, concolourous with the surrounding thallus; without a thin rim between disk and thalline margin; sorediate. Disk: Plane, brownish red or brownish yellow, epruinose, pruina scarce. Parathecium (proper excipulum): White, not inspersed with crystals. Amphithecium (thalline excipulum): Present; crystals dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Present, indistinct, eucortical, 15-20-25-(30) µm wide, not basally widened or basally widened, (15)-20-25-30-(35) µm wide at the base; inspersed with oil droplets. Episamma: Soluble in KOH. Epithecium: Apical cells slightly swollen, hyaline or brownish red, soluble in 10% KOH. Hymenium: Not inspers. Hypothecium: White; not inspers.

Ascospores: c. 8 per ascus, ellipsoid, 9.5-11-12-(13) µm long, (4.5)-5-6-7-(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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