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): Rambold G. Data set reviewer(s): Keller C. (98-05-20); revised; to be published after submission.

Nomenclature: Current taxonomic status: basionymous or accepted. Taxonomic rank: genus. Number of known taxa within this rank: 4 (A. Aptroot 99-09-27). Neocatapyrenium. Verrucariaceae Zenker (1827); Verrucariales.

Taxonomic Literature: Taxonomic notes: Squamules large; upper cortex thick; cells small; asci clavate; pycnidia of Staurothele-type. Breuss O., Stapfia 23: 1-153 (1990) - sub Catapyrenium; Breuss O., Linzer Biol. Beitr. 98B Suppl.: 35-53 (1996); Harada H., Nat. Hist. Res. 2: 113-152 (1993).

Lichen Photobionts: Primary photobiont present; chlorococcal. Secondary photobiont absent.

Thallus: Crustose, not subdivided parts, squamulose. Upper Surface: Brown or brownish yellow; special structures absent. Lower Surface: Attached by holdfasts; special structures present:; not pseudocyphellate; rhizinate; without thalloconidia thalloconidia; not cavernulate.

Reproduction Strategy: Only known as sterile, asexually reproducing form or with sexual (and possible asexual) stages. Ascocarps: Perithecioid, orbicular, forming all across the thallus surface, not emerging. Wall: Not fused. Margin: Indistinct; external filaments absent. Exciple: Black, brown, white, or brownish yellow. Periphyses: Present. Hymenium: Iodine reaction: Lugol’s negative, hemiamyloid. Interascal Hyphae: Absent. Hypothecium: Black, brown, white, or brownish yellow.

Asci: Ocular chamber indistinct; dehiscence verrucarial; exoascus not amyloid, not hemiamyloid.

Ascospores: c. 8 per ascus, ellipsoid or broadly ellipsoid, 14-18 µm long, 6.5-10.5 µm wide, obtuse; septa absent; wall thin, not thickened at the septum, hyaline, in Lugol's Solution negative, wall not ornamented.

Conidiomata: Absent resp. not observed or present; pycnidial; immersed, formed all accross the thallus surface.

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