Botanische Staatssammlung München © 1995–2008
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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: 4. Farnoldia. Porpidiaceae Hertel & Hafellner (1984); Cladoniineae; Lecanorales.

Taxonomic Literature: Clauzade G. & Roux C., Bull. Soc. Bot. Centre-Ouest N.S. - Numero Special 7: 1-893 [364-365] (1985); Hertel H., Beih. Nova Hedwigia 24: 1-155 (1967); Hawksworth D.L. in: Purvis O.W. et al. (eds), The Lichen Flora of Great Britain and Ireland, London (1992); Hertel H., Mitt. Bot. Staatssamml. München 19: 441-447 (1983).

Biogeography: Checklist records: Austria, Germany, Great Britain, Italy, Sweden and Norway, and United States and Canada (continental).

Thallus: Indistinct or crustose, not subdivided parts. Upper Surface: Grey or white; 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, soon sessile. Margin: Indistinct; external filaments absent. Exciple: Black or brown. Periphyses: Absent. Epithecium: Apical cells brown, green, brownish yellow, or olive. Interascal Hyphae: Present, distinctly branched, distinctly anastomosed. Hypothecium: Black, brown, green, or olive.

Ascospores: c. 8 per ascus, ellipsoid, (11)-13-28-(33.5) µm long, (5.5)-7-14-(20) µm wide, obtuse; septa absent; wall thick, distinctly differentiated into primary and secondary wall, 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.

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