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Ramboldia Kantvilas & Elix (1994)

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: 5. Ramboldia. Lecanoraceae Körb. (1855); Lecanorineae; Lecanorales.

Type Information: Type: Ramboldia stuartii (Hampe) Kantvilas & Elix.

Taxonomic Literature: Aptroot A., Diederich P., Sérusiaux E. & Sipman H.J.M., Biblioth. Lichenol. 64: 1-220 [170] (1997); Hafellner J. & Türk R, Carinthia II 185/105: 599-635 (1995); Hawksworth D.L., Notes Roy. Bot. Gard. Edinburgh 40: 375-397 [385] (1982) - sub Lecidea insidiosa; Kantvilas G. & Elix J.A., Bryologist 97: 296-304 (1994); Kantvilas G., Hafellner J. & Elix J.A., Lichenologist 31(3): 213-225 (1999); Poelt J., Pl. Syst. Evol. 123: 25-34 (1974) - sub Lecidea insidiosa; Rambold G. & Triebel D., Biblioth. Lichenol. 48: 1-201 [111] (1992) - sub Lecidea insidiosa.

Biogeography: Checklist records: Austria, Germany, Great Britain, Italy, Sweden and Norway, New Zealand, and New Guinea.

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

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

Thallus: Crustose, granular, rimose, or areolate (primarily areolate). Upper Surface: Brown, grey, brownish yellow, olive, or red; 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: Indistinct to prominent; external filaments absent. Exciple: Grey, white, or brownish yellow. Periphyses: Absent. Epithecium: Apical cells brown, green, hyaline, brownish yellow, or olive. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: White or brownish yellow.

Asci: Tholus thickened, amyloid, with non-amyloid wide axial body and divergent amyloid flanks towards apex; dehiscence lecanoralean.

Ascospores: c. 8 per ascus, ellipsoid, oblong, fusiform, or oblong-obtuse, 7-16 µm long, 2-6 µm wide, obtuse; septa absent; wall thin, not thickened at the septum, hyaline, in Lugol's Solution negative, wall not ornamented.

Conidiomata: Absent resp. not observed or present; pycnidial; immersed, formed all accross the thallus surface.

Conidia: Filiform.

Secondary Metabolites: Present, of the following substance class(es): ß-orcinol depsides and ß-orcinol depsidones.

(report generated 04.Okt.2007)

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