to LIAS


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



Lecanora farinaria Borrer

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: Brodo, I.M., Beih. Nova Hedwiga 79: 63-169 [122-124] (1984); Laundon, J.R., Lichenologist 2: 101-151 (1963).

Biogeography: Continent: Europe and Northern America.

Ecology: Lignicolous or corticolous.

Thallus: Not subdivided parts, areolate (primarily areolate); separate thallus parts thin or thick. Thallus Outline: Indistinct; soon disappearing. Upper Surface: Verruculose, lemon (citrine) or orange, matt, smooth or rough; epruinose; sorediate; soralia 1.5-1.5-1.5 mm in diam., yellow, isolated, not confluent with other soralia, soredia coarse, (45)-50-63-75-(76) µm in diam..

Upper Cortex: Gelatinized.

Ascocarps: Soon sessile, not constricted at the base. Margin: Lecanorine, verrucose or verruculose, smooth or rough, not 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 dark brown, 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)-15-17.5-20-(25) µm wide, not basally widened, (10)-15-17.5-20-(25) µm wide at the base; inspersed with oil droplets. Episamma: Soluble in KOH. Epithecium: Apical cells slightly swollen, hyaline, brownish red, or dark brown, soluble in 10% KOH. Hymenium: Not inspers. Hypothecium: White; not inspers.

Ascospores: c. 8 per ascus, ellipsoid or broadly ellipsoid, 10-14-17-(18) µm long, (7)-7.5-10-14.5-(15) µm wide; wall thin, not ornamented.

Secondary Metabolites: Atranorin and roccellic acid, of the following substance class(es): orcinol depsides and (higher) aliphatic acids.

Spot Tests: Upper surface: C –, PD –.

(report generated 04.Okt.2007)


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