Gyalideopsis Vezda (1972)

Data Set Maintenance: Data set standard item. Data set author(s): Triebel D. Data set reviewer(s): Triebel D. (99-02-12; 01-08-07); revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: genus. Number of known taxa within this rank: 70 (A. Aptroot 99-09-27; 99-10-08). Gyalideopsis. Gomphillaceae W. Watson ex Hafellner (1984); Ostropales.

Type Information: Type: Gyalideopsis peruviana Merr. ex Ve zda.

Taxonomic Literature: Aptroot A., Diederich P., Sérusiaux E. & Sipman H.J.M.,
Biblioth. Lichenol. 64: 1-220 [66-67] (1997); Clauzade G. & Roux
C., Bull. Soc. Bot. Centre-Ouest N.S. - Numero Special 7: 1-893 [377-
378] (1985); Etayo, J. & Diederich, P., Bryologist 104(1): 130-133 (2001); Galloway D.J., Flora of New Zealand lichens: i-lxxiii, 1-
662 [178], Wellington (1985); Giavarini V. & James P.W. in:
Purvis O.W. et al. (eds), The Lichen Flora of Great Britain and
Ireland, London (1992); Henssen A. & Lumbsch Th., Int. J. Mycol.
Lichenol. 2(1): 1-12 (1985); James P.W., Lichenologist 7: 155-161
(1975); Kalb K. & Vezda A., Bibl. Lichenol. 29: 1-80 [33-56]
(1988); Lücking R., Bibl. Lichenol. 65: 1-109 [65-76] (1997);
Lücking R., Lichenologist 31(3): 269-289 (1999); Lücking R.
& Sérusiaux E., Lichenologist 30(6): 543-549 (1998); Poelt
J. & Vezda A., Biblioth. Lichenol. 9: 1-258 [119-120] (1977);
Vezda A., Folia Geobot. Phytotax. 7: 203-215 (1972); Vezda A., Folia
Geobot. Phytotax. 14: 43-94 (1979); Vezda A. & Poelt J., Folia
Geobot. Phytotax. 22: 179-198 (1987).

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

Ecology: Biotroph; lichenized or lichenicolous; terricolous, bryophytic, corticolous, or epiphyllous; substrate non-calciferous.

Lichen Photobionts: Primary photobiont absent or present; chlorococcal. Secondary photobiont absent.

Thallus: Indistinct or crustose, not subdivided parts, granular. Upper Surface: Grey or olive; special structures absent. Lower Surface: Attached by the whole lower surface; special structures absent.

Reproduction Strategy: Only known as sterile, asexually reproducing form or with sexual (and possible asexual) stages. Ascocarps: Apothecioid, orbicular, forming all across the thallus surface, not emerging, becoming adnate to soon sessile. Margin: Prominent; external filaments absent. Exciple: Brown, red, white, brownish yellow, or orange. Periphyses: Absent. Epithecium: Apical cells brown, red, olive, or brownish yellow. Hymenium: Iodine reaction: not hemiamyloid. Interascal Hyphae: Present, scarcely branched to distinctly branched, distinctly anastomosed. Hypothecium: White.

Asci: Tholus not amyloid; ocular chamber indistinct; dehiscence unitunicate; exoascus not amyloid, not hemiamyloid.

Ascospores: 1–2 to c. 8 or more than 32 per ascus, globose (subspheric), broadly ellipsoid, ellipsoid, ovoid, clavate, or oblong, 4-100 µm long, 2-45 µm wide, obtuse or aciculate; septa absent or present; transversally septate or both transversally and longitudinally, 0-20-transversally septate, formed by the proper spore wall; wall thin or thick, distinctly differentiated into primary and secondary wall, not thickened at the septum, hyaline or pale brown, in Lugol's Solution negative, wall not ornamented.

Conidiomata: Absent resp. not observed or present; hyphophorous.

Conidia: Fusiform or bacilliform; branched; septate.

Secondary Metabolites: Not detected.

(report generated 04.Okt.2007)