Lanatosphaera Matzer (1996)

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. Lanatosphaera. Genus of unknown placement (incertae sedis); Dothideales.

Type Information: Type: Lanatosphaera porinicola Matzer.

Taxonomic Literature: Matzer M., Mycol. Pap. 171: 1-202 [129-134] (1996).

Ecology: Biotroph; lichenicolous; epiphyllous.

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: Perithecioid, orbicular, soon sessile. Wall: Not carbonized, not fused. Margin: Prominent; external filaments present. Exciple: Brown, brownish yellow, or orange. Periphyses: Absent. Hymenium: Iodine reaction: Lugol’s negative, not hemiamyloid. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: Brown, brownish yellow, or orange.

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

Ascospores: 1–2 to c. 8 per ascus, ellipsoid, 3-11 µm long, 2-4 µm wide, obtuse or aciculate; septa absent or present; transversally septate, 1-1-transversally septate, formed by the endospore wall layer; wall thin, not thickened at the septum, hyaline, in Lugol's Solution negative, wall not ornamented.

Conidiomata: Absent resp. not observed.

Secondary Metabolites: Not detected.

(report generated 04.Okt.2007)