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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: Dickhäuser, A., Lumbsch, H.T. & Feige, G.B., Mycotaxon 56: 303 323 [307-312] (1995); Imshaug, H. & Brodo, I., Nova Hedwiga 12: 1 59 [36-37] (1989).

Biogeography: Continent: Africa, Australasia, Northern America, and Southern America.

Thallus: Not subdivided parts, rimose or areolate (primarily areolate); separate thallus parts thin or thick. Thallus Outline: Indistinct; soon disappearing; white. Upper Surface: Verrucose or verruculose, pale grey or pale brown, matt, smooth; pruina scarce or abundant; not sorediate.

Ascocarps: Soon sessile, not constricted at the base. Margin: Lecanorine, smooth, not flexuose or slightly flexuose, persistent, indistinct or prominent, concolourous with the surrounding thallus; without a thin rim between disk and thalline margin. Disk: Plane to weakly convex, pink (rosé), pruina abundant. Parathecium (proper excipulum): White, dissolving in 10% KOH. Amphithecium (thalline excipulum): Present; crystals small, abundant, dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Absent, indistinct, pseudocortical, (23)-25-30-35 µm wide, not basally widened, (23)-25-30-35-(40) µm wide at the base; inspersed with oil droplets. 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, broadly ellipsoid, 12-13.5-15-(16) µm long, 7-9-11-(12) µm wide.

Secondary Metabolites: Atranorin, norstictic acid, protocetraric acid, and salazinic acid, of the following substance class(es): orcinol depsides and orcinol depsidones.

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