to LIAS


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



Lecanora elatinoides Räsänen

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., Feige, G.B. & Elix, J.A., Bryologist 98: 561-577 [566-567] (1995).

Biogeography: Continent: Australasia.

Ecology: Corticolous.

Thallus: Not subdivided parts, rimose; separate thallus parts thin. Thallus Outline: Indistinct; soon disappearing; white. Upper Surface: Lemon (citrine) or pale green, matt, rough or smooth; epruinose; sorediate; soralia (.4)-.5-1.5-2.5 mm in diam., yellow or grey, spreading, soredia coarse, 35-45-50-(52) µm in diam..

Ascocarps: Soon sessile. Margin: Lecanorine, 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 brownish yellow, epruinose. Parathecium (proper excipulum): White, dissolving in 10% KOH. Amphithecium (thalline excipulum): Present; crystals small, not dissolving in 10% KOH; photobiont abundant. Amphithecial Cortex: Absent or present, indistinct, eucortical, 10-20-25 µm wide, not basally widened, 10-20-25-(30) 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: c. 8 per ascus, ellipsoid or broadly ellipsoid, (10.5)-11-13.5-15.5 µm long, (8)-8.5-9.5-10.5-(11) µm wide; wall thin, not ornamented.

Secondary Metabolites: Arthothelin (2,4,5-trichloronorlichexanthone), atranorin, pannarin, usnic acid, and asemone (= 4,5,7-trichloronorlichexanthone), of the following substance class(es): orcinol depsides, orcinol depsidones, xanthones, dibenzofurans [and usnic acids], and (tri-)terpenoids.

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

(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