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Echinodiscus Etayo & Diederich (2000)

Data Set Maintenance: Data set standard item. Data set author(s): Triebel D. Data set to be published after submission.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: genus. Number of known taxa within this rank: 1. Synonyms: Phacopsis lesdainii Etayo & Diederich; genus of unknown placement (incertae sedis); Leotiales.

Type Information: Type: Echinodiscus lesdainii (Vouaux) Etayo & Diederich.

Taxonomic Literature: Etayo J. & Diederich P., Bull. Soc. Luxemb. 100: 63-66 (2000).

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

Ecology: Biotroph; lichenicolous; corticolous.

Thallus: Indistinct.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Apothecioid, orbicular, becoming adnate to soon sessile. Wall: Not carbonized. Margin: Indistinct to distinct; external filaments present. Exciple: Violet (violet). Periphyses: Absent. Epithecium: Apical cells bluish red (= reddish blue, incl. violet, purple) (violet). Hymenium: Iodine reaction: Lugol’s negative, not hemiamyloid. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: White.

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

Ascospores: c. 8 per ascus, ellipsoid or curved, 5.5-8.5 µm long, 2.5-3 µm wide, obtuse; septa absent; 0-transversally septate; 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)

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