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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: 3. Geltingia. Leotiaceae Corda (1842); Leotiales.

Taxonomic Literature: Alstrup V. & Hawksworth D.L., Meddel. Grønland, Biosci. 31: 1-90[33] (1990); Hafellner J. & Navarro-Rosinés P., Herzogia 9: 769-778 (1993); Rambold G. & Triebel D., Notes Roy. Bot. Gard. Edinburgh 46: 375-389 (1990).

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

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: Apothecioid, orbicular or irregular, not emerging, becoming adnate to soon sessile. Margin: Prominent; external filaments absent. Exciple: Brown or brownish yellow. Periphyses: Absent. Epithecium: Apical cells brown. Hymenium: Iodine reaction: Lugol’s negative, not hemiamyloid. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: White or brownish yellow.

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

Ascospores: c. 8 per ascus, globose or ovoid, 6.5-9.5 µm long, 5-7 µm wide, obtuse; septa absent; wall thin, not thickened at the septum, hyaline, in Lugol's Solution negative, wall not ornamented or ornamented.

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