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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. & Nash, T.H., Bryologist 98: 398-401 (1995); Lumbsch, H.T., Feige, G.B. & Elix, J.A. (1995), Byrologist 98: 561-577 [566] (1995).

Thallus: Not subdivided parts, rimose or areolate (primarily areolate); separate thallus parts thin. Thallus Outline: Arachnoid; indistinct; soon disappearing; white. Upper Surface: Verrucose or verruculose, lemon (citrine) or pale green, matt, smooth or rough; epruinose; sorediate; soralia.2-.8-1-(1.4) mm in diam., yellow or lime green, confluent, but not fusing, soredia coarse, (30)-40-40-45-(50) µm in diam..

Ascocarps: Soon sessile. Margin: Lecanorine, verrucose or verruculose, smooth, not flexuose or slightly flexuose, persistent, indistinct to prominent, concolourous with the surrounding thallus; without a thin rim between disk and thalline margin; sorediate. Disk: Plane, brownish red or 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, (15)-20-20-25 µm wide, not basally widened, (15)-20-20-25 µm wide at the base; inspersed with oil droplets. Episamma: Without episamma. Epithecium: Apical cells slightly swollen or distinctly swollen, brownish red, insoluble in 10% KOH. Hymenium: Not inspers. Hypothecium: White; not inspers.

Ascospores: c. 8 per ascus, ellipsoid or broadly ellipsoid, (10)-10.5-13-15-(15.5) µm long, (6.5)-7.5-8.5-10.5-(11) µm wide; wall thin, not ornamented.

Secondary Metabolites: Atranorin, usnic acid, and hopane-6a,22-diol, of the following substance class(es): orcinol depsides, dibenzofurans [and usnic acids], and (tri-)terpenoids.

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