Myxotrichum Kunze : Fr.

Data Set Maintenance: Data set standard item. Data set author(s): Triebel D. Data set reviewer(s): Triebel D. (98-01-01); revised; to be published after submission.

Nomenclature: Current taxonomic status: basionymous or accepted. Taxonomic rank: genus. Number of known taxa within this rank: 7. Myxotrichum. Myxotrichaceae Curreh (1985); Onygenales.

Type Information: Type: Myxotrichum chartarum (Nees) Kunze: Fr.

Taxonomic Literature: Apinis A.E., Mycol. Pap. 96: 1-56 [14-22, 25-26, 56, pl. II] (1964); Currah R.S., Mycotaxon 24: 1-216 [106-113] (1985); Hughes S.J., Canad. J. Bot. 46: 939-943 (1968); Udagawi S.-i., Uchiyama S. & Kamiya S., Mycotaxon 52: 197-205 (1994).

Biogeography: Checklist records: Germany, Great Britain, and United States and Canada (continental).

Ecology: Biotroph or saprobic; lichenicolous; terricolous, lignicolous, 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: Cleistothecioid, orbicular, soon sessile. Margin: External filaments present. Exciple: Black, brown, olive, or red. Periphyses: Absent. Interascal Hyphae: Absent. Hypothecium: Black, brown, olive, or red.

Asci: Tholus not thickened or thickened, not amyloid; dehiscence prototunicate.

Ascospores: c. 8 per ascus, ellipsoid, oblong, ovoid, or fusiform, 3-14 µm long, 1-7.5 µm wide, obtuse or aciculate; septa absent; wall thin, not thickened at the septum, hyaline, pale brown, or dark brown, in Lugol's Solution negative, wall not ornamented or ornamented.

Conidiomata: Absent resp. not observed or present; hyphomycetous; sessile.

Conidiogeneous Cells: Apical or intercalar. Conidia: Globose, bacilliform, or reniform.

Secondary Metabolites: Not detected.

(report generated 04.Okt.2007)