Ophioparma Norman (1852)

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: 3. Ophioparma. Ophioparmaceae Rogers & Hafellner 1988; Teloschistineae; Lecanorales.

Type Information: Type: Ophioparma ventosa (L.) Norman.

Taxonomic Literature: James P.W. & Brightman F.H. in: Purvis O.W. et al. (eds), The Lichen Flora of Great Britain and Ireland, London (1992); Kalb K. & Staiger B. in: Farkas E.E., Lücking R. & Wirth V., Biblioth. Lichenol. 58: 191-198; Leuckert C. & Meinel U., Herzogia 5: 475-488 (1981); May P.F., Harvard Papers in Botany 2: 213-228 (1997); Rogers R.W. & Hafellner J., Lichenologist 20: 167-174 (1988); Skult H., Ann. Bot. Fennici 34: 291-297.

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

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

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

Thallus: Crustose, not subdivided parts, granular or rimose. Thallus Outline: Soon disappearing or persistent. Upper Surface: Green, grey, brownish yellow, olive, or yellow; special structures absent. Lower Surface: Attached by the whole lower surface; special structures absent or present:; not pseudocyphellate; not cyphellate; not rhizinate; without thalloconidia thalloconidia; not cavernulate; not tomentose.

Reproduction Strategy: Only known as sterile, asexually reproducing form or with sexual (and possible asexual) stages. Ascocarps: Apothecioid, orbicular or irregular, forming all across the thallus surface, not emerging, becoming adnate to soon sessile. Margin: Indistinct; external filaments absent. Exciple: Grey, white, orange, or red. Periphyses: Absent. Epithecium: Apical cells orange or red. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: Grey, white, or orange.

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

Ascospores: c. 8 per ascus, ellipsoid, broadly ellipsoid, filiform, or fusiform, 9-55 µm long, 2-9 µm wide, obtuse or aciculate; septa absent or present; transversally septate, 1-7-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, formed all accross the thallus surface.

Conidiogeneous Cells: Apical or intercalar. Conidia: Bacilliform.

Secondary Metabolites: Present, of the following substance class(es): orcinol depsides, ß-orcinol depsides, (anthra-)quinones, and dibenzofurans [and usnic acids].

(report generated 04.Okt.2007)