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Lichenochora Hafellner (1989)

Data Set Maintenance: Data set standard item. Data set author(s): Triebel D. Data set reviewer(s): Triebel D. (99-02-01, 99-03-18; 00-11-1; 01-09-0901-08-15); revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: genus. Number of known taxa within this rank: 12. Lichenochora. Phyllochoraceae Theiss. & H. Syd. (1915); Phyllachorales.

Type Information: Type: Lichenochora thallina (Cooke) Hafellner (= Lichenochora obscuroides

(Linds.) Triebel & Rambold).

Taxonomic Literature: Taxonomic notes: Lichenochora Hafellner nom. cons. prop. against Paralaestadia (Sacc.
& D. Sacc.) Vainio.
Aptroot A., Diederich P., Sérusiaux E. & Sipman H.J.M.,
Biblioth. Lichenol. 64: 1-220 [82-83] (1997); Calatayud V., Navarro-
Rosinés P. & Calvo E., Lichenologist 32(3): 225-231
(2000); Grube M. & Hafellner J., Nova Hedwigia 51: 283-360 [291-
294] (1990); Hafellner J., Nova Hedwigia 48: 357-370 (1989);
Hafellner J. & Berger F., Herzogia 14: 31-34 (2000); Hoffmann N.
& Hafellner J., Biblioth. Lichenol. 77: 1-190 [47-59] (2000);
Navarro-Rosinés P. & Roux C., Mycotaxon 61: 433-440
(1997); Navarro-Rosinés P., Boqueras, M. & Roux C., Bull.
Soc. Linn. Provençe 49: 107-124 (1998); Navarro-Rosinés
P., Roux C. & Diederich P., Cryptog. Bryol. Lichénol. 19(2-
3): 211-219 (1998); Navrotskaya I.L., Kondratyuk S.Y., Wasser S.P.,
Nevo E. & Zelenko S.D., Israel J. Plant Sciences 44: 181-193 [188-
190] (1996); Roux C. & Triebel D., Bull. Soc. Linn.
Provençe
45: 451-542 [533-534] (1994); Triebel D., Rambold
G. & Nash III
T.H., Mycotaxon 42: 263-296 [277] (1991).

Biogeography: Checklist records: Austria, Great Britain, Italy, New Guinea, New Zealand, Sonoran Desert, Sweden and Norway, and United States and Canada (continental).

Ecology: Biotroph; lichenicolous; terricolous, bryophytic, 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: Perithecioid, orbicular, lingulate, or linear, not emerging, becoming adnate. Margin: External filaments absent or present (hyphoid appendices only observed for L. bellemerei). Exciple: Black or brown. Periphyses: Present. Hymenium: Iodine reaction: Lugol’s negative, not hemiamyloid. Interascal Hyphae: Absent or present, scarcely branched to distinctly branched, not or scarcely anastomosed. Hypothecium: Brown.

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

Ascospores: 1–2 to c. 8 per ascus, broadly ellipsoid, ellipsoid, cylindrical, oblong-obtuse, ovoid, oblong, curved, or fusiform, 8-67 µm long, 3-12 µm wide, obtuse or aciculate; septa absent or present; transversally septate, 0-8-transversally septate, formed by the proper spore wall; wall thin, not thickened at the septum, hyaline or pale brown, in Lugol's Solution negative, wall not ornamented or ornamented.

Conidiomata: Absent resp. not observed or present.

Secondary Metabolites: Not detected.

(report generated 04.Okt.2007)


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