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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: Brodo, I.M., Beih. Nova Hedwigia 79: 63-185 [141-142] (1984); Lumbsch, H.T., J. Hattori Bot. Lab. 77: 1-175 [104-106] (1994).

Biogeography: Continent: Africa, Asia-Temperate, Australasia, Northern America, Southern America, and Pacific.

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

Ascocarps: Soon sessile. Margin: Lecanorine, verrucose or verruculose, smooth, not flexuose, persistent or excluded, indistinct to prominent, concolourous with the surrounding thallus; without a thin rim between disk and thalline margin. Disk: Plane, brownish yellow, epruinose. Parathecium (proper excipulum): White, not dissolving in 10% KOH. Amphithecium (thalline excipulum): Present; crystals small, not dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Present, indistinct, eucortical, 10-17-25-(26) µm wide, not basally widened, 10-17-25 µm wide at the base; inspersed with oil droplets. Episamma: Soluble in KOH. Epithecium: Apical cells not swollen or slightly swollen, hyaline or brownish red, soluble in 10% KOH. Hymenium: Not inspers. Hypothecium: White or brownish yellow; not inspers.

Ascospores: c. 8 per ascus, ellipsoid or oblong, (9)-9.5-11.5-13.5-(14) µm long, 5-6.3-7.5 µm wide; wall thin, not ornamented.

Pycnidia: Cerebriform. Conidiophores: Vobis-type II. Conidia: Filiform; 15-17-19 µm long.

Secondary Metabolites: Atranorin, gangaleoidin, and 2-O-methylsulphurellin, of the following substance class(es): orcinol depsides and orcinol depsidones.

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