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Llimoniella Hafellner & Nav. -Ros.

Data Set Maintenance: Data set standard item. Data set author(s): Triebel D. Data set reviewer(s): Scholz P. (06-06-12, 06-08-07) and Triebel D. (98-01-01); revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: genus. Number of known taxa within this rank: 6. Llimoniella. Leotiaceae Corda (1842); Leotiales.

Type Information: Type: Llimoniella scabridula (Müll. Arg.) Nav.-Ros. & Hafellner.

Taxonomic Literature: Alstrup V. & Hawksworth D.L., Meddel. Grønland, Biosci.
31: 1-90 [33-35] (1990) - sub Geltingia groenlandiae; Diederich P.
& Etayo J., Lichenologist 32(5): 423-485 (2000); Etayo J. &
Diederich P., Lichenologist 30(2): 103-120 [108-109] (1998);
Hafellner J., Herzogia 12: 133-145 [136-139] (1996); Hafellner J.
& Navarro-Rosinés P., Herzogia 9: 769-778 (1993);
Kümmerling H., Triebel D. & Rambold G., Biblioth. Lichenol.
53: 147-160 (1993); Zhurbenko M. & Santesson R., Herzogia 12: 147-
161 [155] (1996).

Biogeography: Checklist records: Great Britain, New Guinea, Sweden and Norway, and United States and Canada (continental).

Ecology: Biotroph; lichenicolous; terricolous, bryophytic, or corticolous; substrate calciferous.

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 or irregular, not emerging, becoming adnate to soon sessile. Margin: Prominent; external filaments absent or present. Exciple: Black, red, violet, green, olive, or brown. Periphyses: Absent. Epithecium: Apical cells black, red, green, olive, brownish yellow, brown, or orange. Hymenium: Iodine reaction: Lugol’s negative, not hemiamyloid. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: Red, violet, brown, or orange.

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

Ascospores: c. 8 per ascus, ellipsoid or broadly ellipsoid, 5.5-14 µm long, 2-7 µm wide, obtuse or aciculate; septa absent or present; transversally septate, 1-transversally septate, formed by the proper spore wall; wall thin, not thickened at the septum, laterally constricted where the septum meets the spore wall, hyaline, 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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