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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: Brodo, I.M., Beih. Nova Hedwigia 79: 63-169 [127-129] (1984).

Thallus: Not subdivided parts, rimose; separate thallus parts thin. Thallus Outline: Indistinct; soon disappearing; white. Upper Surface: Lemon (citrine) or pale grey, matt or glossy (shiny), smooth or rough; epruinose; not sorediate.

Ascocarps: Soon sessile. Margin: Lecanorine, smooth, not flexuose, excluded, indistinct to distinct, concolourous with the surrounding thallus; without a thin rim between disk and thalline margin. Disk: Plane, brownish red, epruinose. Parathecium (proper excipulum): White, not inspersed with crystals. Amphithecium (thalline excipulum): Present; crystals small, abundant, dissolving in 10% KOH. Amphithecial Cortex: Present, indistinct, eucortical, (30)-45-60-95-(100) µm wide, not basally widened, (30)-45-60-95-(100) 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 to 12-16 per ascus, ellipsoid or broadly ellipsoid, (9)-9.5-12-14 µm long, 5.5-7-8 µm wide; wall thin, not ornamented.

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

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