Botanische Staatssammlung München © 1995–2008
Data remain intellectual property of the data set authors.

The description has been generated directly from a database. In cases of errors and insufficiencies consult the corresponding LIAS data entry and revision forms to make the necessary modifications. Changes will appear in the subsequent update of data entry forms and natural language descriptions. [To verify the actual status of the pages, select the reload frame function in the context menu!]
These pages are XHTML compatible designed. May be that problems arise with older web browser versions.

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: Imshaug, H.A. & Brodo, I., Nova Hedwigia 12: 1-59 [13-14] (1966); Lumbsch, H.T., Plümper, M., Guderley, R. & Feige, G.B., Symb. Bot. Ups. 32 1: 131-162 [142] (1997).

Thallus: Not subdivided parts, rimose; separate thallus parts thin. Thallus Outline: Indistinct; soon disappearing. Upper Surface: Grey-brown or grey, matt, smooth; epruinose; not sorediate.

Ascocarps: Soon sessile. 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, brownish red or brown, pruina abundant. Parathecium (proper excipulum): White, not inspersed with crystals. Amphithecium (thalline excipulum): Present; 70-90-110-(115) µm wide; crystals small, abundant, dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Absent, indistinct, pseudocortical, (30)-35-40-50 µm wide, not basally widened, (30)-35-40-50 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: 12-16 per ascus, ellipsoid or broadly ellipsoid, 10-12-13.5 µm long, (4.5)-5-6.5-7.5 µm wide; wall thin, not ornamented.

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

In case that additional characters and states are required to be included in this data set, consult the LIAS Instructions to Participants and follow the procedures described there.

LIAS Home