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Xanthopeltis R. Sant. (1949)

Data Set Maintenance: Data set standard item. Data set author(s): Rambold G. Data set reviewer(s): Poelt J. (95-03-14); revised; to be published after submission.

Nomenclature: Current taxonomic status: basionymous or accepted. Taxonomic rank: genus. Number of known taxa within this rank: 1. Xanthopeltis. Teloschistaceae Zahlbr. (1898); Teloschistineae; Lecanorales.

Type Information: Type: Xanthopeltis rupicola R. Sant.

Taxonomic Literature: Kärnefelt I., Cryptog. Bot. 147-203 (1989); Santesson R., Svensk Bot. Tidskr. 43: 547-567 (1949).

Ecology: Biotroph; lichenized; substrate non-calciferous.

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

Thallus: Foliose, not subdivided parts, lobed or umbilicate. Upper Surface: Orange or yellow; special structures absent. Lower Surface: Attached by holdfasts; 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. Margin: Distinct; external filaments absent. Exciple: Brown. Periphyses: Absent. Epithecium: Apical cells orange. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: Brown.

Asci: Tholus thickened, amyloid, entirely amyloid throughout; dehiscence lecanoralean.

Ascospores: c. 8 per ascus, filiform or fusiform, aciculate; septa absent or present; transversally septate, 1-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; pycnidial; immersed or stipitate, formed all accross the thallus surface.

Conidiogeneous Cells: Apical.

Secondary Metabolites: Present, of the following substance class(es): (anthra-)quinones.

(report generated 04.Okt.2007)


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