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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: accepted or basionymous. Taxonomic rank: genus. Clauzadella. Genus of unknown placement (incertae sedis); of unknown placement (incertae sedis).

Taxonomic Literature: Navarro-Rosinés P. & Roux C., Canad. J. Bot. 74: 1533-1538 (1996).

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, becoming adnate to soon sessile. Wall: Not carbonized, not fused. Margin: Prominent; external filaments absent. Exciple: Violet. Periphyses: Present. Hymenium: Iodine reaction: Lugol’s negative, not hemiamyloid. Interascal Hyphae: Absent. Hypothecium: Violet.

Asci: Tholus thickened, amyloid, entirely amyloid throughout; ocular chamber broad; dehiscence bitunicate; exoascus not amyloid, not hemiamyloid.

Ascospores: c. 8 per ascus, ellipsoid, 17.5-23 µm long, 6-8 µm wide, obtuse; septa present; transversally septate, 3-transversally septate, formed by the proper spore wall; wall thin, not thickened at the septum, hyaline, in Lugol's Solution negative, wall not ornamented.

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