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Wentiomyces Koord. (1907)

Data Set Maintenance: Data set standard item. Data set author(s): Triebel D. Data set reviewer(s): Triebel D. (98-01-01: 00-03-04; 00-06-12); revised; to be published after submission.

Nomenclature: Current taxonomic status: basionymous or accepted. Taxonomic rank: genus. Number of known taxa within this rank: 50. Wentiomyces. Pseudoperisporaceae Toro (1926); Dothideales.

Type Information: Type: Wentiomyces javanicus Koord.

Taxonomic Literature: Barr M.E., Mycotaxon 64: 149-171 (1997) - sub Neocoleroa; Bose S.K. & Müller E., Indian Phytopathol. 17: 3-22 [11] (1964); Bricaud O., Roux C., Coste C. & Menard T., Cryptog. Bryol. Lichénol. 14: 303-320 (1993); Farr M.L., Taxon 14: 18-21 (1965); Hansford C.G., Proc. Linn. Soc. Lond. 1944-45: 138-212 [186-187] (1946) - sub Dimeriella lichenicola; Holm K. & Holm L., Biblioth. Mycol. 150: 53-62 (1993); Koorders S.H., Verh. K. Ned. Akad. Wetensch., Afd. Naturk., Tweede Sect. 13(4): 1-264 [168-170] + 12 tab., 61 fig. (1907); Martínez Moreno M.I., Ruzia 15: 1-200 [177-178] (1999); Matzer M., Mycol. Pap. 171: 1-202 [168-172] (1996); Müller E. & von Arx J.A., Beitr. Kryptogamenfl. Schweiz 11(2): 1-922 [490-495] (1962); Nograsek A., Biblioth. Mycol. 33: 1-271 [227-229] (1990); Petrak F., Hedwigia 74: 30-78 [38-40] (1934) - sub Neocoleroa; Scheuer C., Biblioth. Mycol. 123: 1-274 [182-183, 232-233] (1988); Serusiaux E., Diederich P., Brand A. M. & Van den Boom P., Lejeunia 162: 1-95 [58-60] (1999)- sub Neocoleroa.

Biogeography: Checklist records: Austria, Great Britain, and Sweden and Norway.

Ecology: Saprobic or biotroph (on Neophacidium quercus); lichenicolous or fungicolous (on Neophacidium quercus); terricolous, corticolous, or epiphyllous; substrate non-calciferous.

Lichen Photobionts: Primary photobiont absent. Secondary photobiont absent.

Thallus: Indistinct, filamentose.

Medulla: Iodine reaction in Lugol's solution negative; not different with or without KOH pre-treatment (euamyloid).

Reproduction Strategy: Only known as sterile, asexually reproducing form or with sexual (and possible asexual) stages. Ascocarps: Perithecioid, orbicular, soon sessile. Margin: External filaments present. Exciple: Black or brown. Periphyses: Absent or present. Hymenium: Iodine reaction: Lugol’s negative, not hemiamyloid. Interascal Hyphae: Absent or present, scarcely branched, not or scarcely anastomosed. Hypothecium: Black or brown.

Asci: Tholus thickened, not amyloid; dehiscence bitunicate; exoascus not amyloid, not hemiamyloid.

Ascospores: c. 8 per ascus, broadly ellipsoid, ellipsoid, ovoid, clavate, or oblong, 5.5-23 µm long, 1.5-11.5 µm wide, obtuse or aciculate; septa present; transversally septate, 1-(3)-transversally septate; wall thin or thick, distinctly differentiated into primary and secondary wall, not thickened at the septum, hyaline or pale brown, in Lugol's Solution negative, wall not ornamented.

Conidiomata: Absent resp. not observed or present.

Secondary Metabolites: Not detected.

(report generated 04.Okt.2007)

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