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Data Set Maintenance: Data set standard item. Data set author(s): Rambold G. Data set not revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: genus. Number of known taxa within this rank: 6. Pachyphiale. Gyalectaceae (A. Massal.) Sitzenb. (1862); Gyalectales.

Taxonomic Literature: Clauzade G. & Roux C., Bull. Soc. Bot. Centre-Ouest N.S. - Numero
Special 7: 1-893 [544] (1985); Ekman S., Opera Bot. 127: 1-148
(1996); Galloway D.J., Flora of New Zealand lichens: i-lxxiii, 1-662
[328-329], Wellington (1985); Rose F. & James P.W. in: Purvis
O.W. et al. (eds), The Lichen Flora of Great Britain and Ireland,
London (1992).

Biogeography: Checklist records: Austria, Germany, Great Britain, Italy, New Zealand, Sweden and Norway, Thailand, United States and Canada (continental), and Republic of South Africa.

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

Thallus: Crustose, not subdivided parts. Upper Surface: Grey or green; 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 or brownish yellow. Periphyses: Absent. Epithecium: Apical cells brown. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed.

Ascospores: c. 8 to more than 32 per ascus, filiform, oblong, or fusiform, 9-85 µm long, 2-7 µm wide, obtuse or aciculate; septa present; transversally septate, 1-15-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; formed all accross the thallus surface.

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