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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: 200. Ramalina. Ramalinaceae Ag. (1821); Lecanorineae; Lecanorales.

Taxonomic Literature: Aptroot A., Diederich P., Sérusiaux E. & Sipman H.J.M.,
Biblioth. Lichenol. 64: 1-220 [170] (1997); Clauzade G. & Roux
C., Bull. Soc. Bot. Centre-Ouest N.S. - Numero Special 7: 1-893 [655-
664] (1985); Galloway D.J., Flora of New Zealand Lichens: i-lxxiii, 1-
662 [496-502], Wellington (1985); Krog H. & James P.W., Norweg.
J. Bot. 24: 15-43 (1977); Kashiwadani H. & Nash T.H., Acta Bot.
Fennica 150: 87-91 (1994); Krog H. & Oesthagen H., Norweg. J.
Bot. 27: 255-296 (1980); Krog H. & Swinscow T.D.V., Norweg. J.
Bot. 23: 153-175 (1976); Lamb I.M., Brit. Antarc. Surv. Sci. Rep. 38:
1-34, tab. I-XVI, pl. I-IX (1964); Purvis O.W. & James P.W. in:
Purvis O.W. et al. (eds), The Lichen Flora of Great Britain and
Ireland, London (1992); Stevens G.N., Lichenologist 15: 213-229
(1983); Stevens G.N., Bull. Brit. Mus. (Nat. Hist.), Bot. 16(2): 107-
223 (1987).

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

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

Lichen Photobionts: Primary photobiont present; chlorococcal. Primary photobiont taxonomy: Trebouxia (A. Beck 22-05-97); Trebouxiaceae; Trebouxiales, Trebouxiophyceae, Eukariota. Secondary photobiont absent.

Thallus: Fruticose, not subdivided parts. Upper Surface: Grey, green, yellow, olive, or brownish yellow; special structures absent or present:; not pseudocyphellate or pseudocyphellate; eciliate; without hairs; not isidate; not sorediate or sorediate; not cephalodiate; not lobulate; without granules granules, without thalloconidia thalloconidia. 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 directly at the thallus margin, soon sessile to substipitate. Margin: Distinct to prominent; external filaments absent. Exciple: White. Periphyses: Absent. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: White.

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

Ascospores: c. 8 per ascus, ellipsoid, fusiform, or reniform, 10-21 µm long, 4-7 µm wide, obtuse; septa present; transversally septate, 1-transversally septate; wall thin, not thickened at the septum, laterally constricted where the septum meets the spore wall, hyaline, in Lugol's Solution negative, wall not ornamented.

Secondary Metabolites: Not detected or present, of the following substance class(es): orcinol depsides, ß-orcinol depsidones, (higher) aliphatic acids, and dibenzofurans [and usnic acids].

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