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Nanostictis M. S. Christ. (1954)

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: 2. Nanostictis. Stictidaceae Fr. (1849); Ostropales.

Type Information: Type: Nanostictis peltigerae M.S. Christ.

Taxonomic Literature: Alstrup V., Memoranda Soc. Fauna Fl. Fenn. 62: 75-76 (1985); Etayo E. & Diederich P., Bull. Soc. Naturalistes Luxemb. 97: 93-118 [102-107] (1996); Santesson R., Thunbergia 21: 1-18 [14] (1994); Skytte Christiansen M., Bot. Tidskr. 51: 59-65 (1954); Sherwood M.A., Mycotaxon 5: 1-277 [65-66] (1977); Sherwood-Pike M.A., Sydowia 38: 267-277 (1986) ["1985"].

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

Ecology: Biotroph; lichenicolous; terricolous or corticolous; substrate non-calciferous or calciferous.

Lichen Photobionts: Primary photobiont absent. Secondary photobiont absent.

Thallus: Indistinct.

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

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

Ascospores: c. 4 to c. 8 per ascus, cylindrical or filiform, 30-60 µm long, .8-3.5 µm wide, obtuse or aciculate; septa present; transversally septate, (1)-3-7-transversally septate; wall thin, not thickened at the septum, 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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