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Lecanora rubicunda Bagl.

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. & Feige, G.B., Mycotaxon 45: 473-488 [480-481] (1992).

Biogeography: Continent: Africa and Europe.

Ecology: Lignicolous or corticolous.

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

Upper Cortex: Gelatinized.

Ascocarps: Soon sessile, not constricted or strongly constricted at the base. Margin: Lecanorine, verrucose or verruculose, smooth, not flexuose, persistent, prominent or distinct, concolourous with the surrounding thallus; without a thin rim between disk and thalline margin. Disk: Plane, brownish red or brownish yellow, epruinose. Parathecium (proper excipulum): White, not inspersed with crystals. Amphithecium (thalline excipulum): Present; crystals small, not dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Present, distinctly developed, eucortical, (10)-15-20-25 µm wide, basally widened, 25-35-40-(45) µm wide at the base. 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, 9-11.5-13.5-(14) µm long, 5-7-8.5 µm wide; wall thin, not ornamented.

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

Spot Tests: Upper surface: C –, PD – or + orange.

(report generated 04.Okt.2007)


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