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Stictis Pers. : Fr.

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. Taxonomic rank: genus. Number of known taxa within this rank: 60 (A. Aptroot 99-09-27). Stictis. Stictidaceae Fr. (1849); Ostropales.

Type Information: Type: Stictis radiata Pers.

Taxonomic Literature: Hawksworth D.L. & Santesson R., Biblioth. Lichenol. 38: 121-143 [141] (1990); Keissler K. von, Rabenh. Kryptog.-Fl. 8: 1-712 [252-253] (1930); Sherwood M.A., Mycotaxon 5: 1-277 [142-263] (1977).

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

Ecology: Biotroph or saprobic; lichenicolous; terricolous, lignicolous, corticolous, or epiphyllous.

Lichen Photobionts: Primary photobiont absent. Secondary photobiont absent.

Thallus: Indistinct.

Medulla: Iodine reaction in Lugol's solution negative or in Lugol's solution positive.

Reproduction Strategy: Only known as sterile, asexually reproducing form or with sexual (and possible asexual) stages. Ascocarps: Apothecioid or perithecioid, orbicular, not emerging, becoming adnate to soon sessile, stromatic. Margin: Prominent; external filaments absent. Exciple: Black, brown, white, or brownish yellow. Periphyses: Present. Epithecium: Apical cells brown or brownish yellow. Hymenium: Iodine reaction: Lugol’s negative or Lugol’s positive. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: Black, brown, white, or brownish yellow.

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

Ascospores: c. 4 to c. 8 per ascus, curved, cylindrical, filiform, or fusiform, 10-650 µm long, .75-12 µm wide, obtuse or aciculate; septa absent or present (abnormally aseptate); transversally septate or both transversally and longitudinally, 1-300-transversally septate; wall thin or thick, distinctly differentiated into primary and secondary wall, not thickened at the septum, 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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