Stenocybe Nyl. ex Körb. (1855)

Data Set Maintenance: Data set standard item. Data set author(s): Rambold G. Data set not revised; to be published after submission.

Nomenclature: Current taxonomic status: basionymous or accepted. Taxonomic rank: genus. Number of known taxa within this rank: 10. Stenocybe. Mycocaliciaceae A.F.W. Schmidt (1970); of unknown placement (incertae sedis).

Type Information: Type: Stenocybe major Nyl. ex Körb.

Taxonomic Literature: Clauzade G. & Roux C., Bull. Soc. Bot. Centre-Ouest N.S. - Numero Special 7: 1-893 [721] (1985); Poelt J. & Vezda A., Biblioth. Lichenol. 9: 1-258 [247-248] (1977); Purvis O.W. in: Purvis O.W. et al. (eds), The Lichen Flora of Great Britain and Ireland, London (1992); Schmidt A., Mitt. Staatsinst. Allg. Bot. Hamburg 13: 111-166 (1970); Titov A.N., Acta Bot. Fenn. 150: 197-199 (1994).

Biogeography: Checklist records: Austria, Great Britain, Sonoran Desert, Italy, Sweden and Norway, New Zealand, and United States and Canada (continental).

Ecology: Biotroph or saprobic; phytopathogenic; bryophytic or corticolous.

Lichen Photobionts: Primary photobiont absent. Secondary photobiont absent.

Thallus: Indistinct.

Reproduction Strategy: Only known as sterile, asexually reproducing form or with sexual (and possible asexual) stages. Ascocarps: Apothecioid, orbicular, forming all across the thallus surface, substipitate to stipitate. Margin: Prominent; external filaments absent. Exciple: Black or brown. Hymenium: Mazaedioid. Interascal Hyphae: Present, distinctly branched, not or scarcely anastomosed to distinctly anastomosed.

Asci: Tholus not thickened; dehiscence prototunicate.

Ascospores: Ellipsoid or fusiform, 10-90 µm long, 4-20 µm wide; septa absent or present; transversally septate, 1-7-transversally septate; wall not thickened at the septum, pale brown or dark brown, in Lugol's Solution negative.

Conidiomata: Absent resp. not observed or present.

Secondary Metabolites: Not detected.

(report generated 04.Okt.2007)