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): Hertel H. (99-01-01). Data set not revised.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: species. Lecidea? Lecideaceae Chevall. (1826); Lecanorales.

Type Information: Protologue: Hertel H., Khumbu Himal 6: 234-236 (1977); type specimen label data: Nepal, Mahalangur Himal, Khumbu, Moränen des Khumbu-Gletschers bei Lobuche, 4950-5000 m, 22 September 1962, J. Poelt L1185 (M, holotype).

Taxonomic Literature: Hertel H., Khumbu Himal 6: 234-235 (1977); Andreev M.P., Baibultova N.E., Novit. Syst. Plant. Non Vasc. 22: 168 (1985); Andreev M.P., Kudratov I., Botan. Zhurn. 77: 104 (1992).

Ecology: Biotroph; lichenized; episubstratic; substrate non-calciferous (verbackener Gneiss-Grus).

Thallus: Areolate (primarily areolate) (to squamulose), continuous throughout @EXCL@ dispersed along the periphery, continuous in the centre; lobes rounded at the front; separate thallus parts.4-1.2 mm thick. Thallus Size and Differentiation: Large; main branches basally not constricted @EXCL@ basally constricted. Thallus Outline: Margin concolorous the thallus centre. Upper Surface: Brown (pale yellowish), convex (pyramidiform verrucose); not sorediate; without thalloconidia thalloconidia.

Upper Cortex: Epicortex present. Medulla: Iodine reaction in Lugol's solution positive.

Ascocarps: Soon sessile, slightly constricted @EXCL@ strongly constricted at the base, 10-30 per cm², .8-1.5-(2) mm in diam.. Margin: Not flexuose, persistent @EXCL@ excluded, indistinct, 70-150 µm wide, epruinose. Disk: Plane @EXCL@ weakly convex @EXCL@ strongly convex, black, epruinose, pruina scarce @EXCL@ abundant, without an umbo. Exciple: Grey (TEST); inspersed with crystals? Epithecium: Apical cells green or turquoise. Hymenium: 50-65 µm high; white; iodine reaction: Lugol’s positive. Subhymenium: 0-15 µm high; white. Hypothecium: Brown.

Ascospores: Ellipsoid, (7)-8-10-(13) µm long, (3.5)-4.1-4.5-(5.5) µm wide; wall not ornamented.

Spot Tests: Medulla: K –, C –, PD – ascocarp margin (in section): K –, C – disk: C – hypothecium: K + purplish brown (chinoide reaction); epihymenium: K –.

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