Aspicilia A. Massal. (1852)

Data Set Maintenance: Data set standard item. Data set author(s): Rambold G. Data set reviewer(s): Owe-Larsson B. (96-06-23) and Scholz P. (06-06-12); revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: genus. Number of known taxa within this rank: 100. Aspicilia. Hymeneliaceae Körb. (1855); Acarosporineae; Lecanorales.

Type Information: Type: Aspicilia cinerea (L.) Körb.

Taxonomic Literature: Clauzade G. & Roux C., Bull. Soc. Bot. Centre-Ouest 15: 127-141 (1984); Clauzade G. & Roux C., Bull. Soc. Bot. Centre-Ouest, N.S. 7: 1-893 [175-187] (1985); Eigler G., Diss. Bot. 4: 1-195 (1969); Galloway D.J., Flora of New Zealand. Lichens. -Wellington: 1-662 [21-23] (1985); Kondratyuk S.Y.A. & Zelenko S.D., Ukrayins'k. Bot. Zhurn. 59(5): 598-607 (2002); Lumbsch H.T., Feige G.B. & Schmitz K.E., J. Hattori Bot. Lab. 75: 295-304 (1994); Magnusson A.H., Kongl. Svenska Vetenskapsakad. Handl., ser. 3, 17: 1-182 (1939); Oxner A.N., Handbook of the lichens of the USSR 1: 146-217 (1971); Purvis O.W. in: Purvis O.W., Coppins B.J., Hawksworth D.L., James P.W. & Moore D.M. (eds), The lichen flora of Great Britain and Ireland: 1-710 [96-100] (1992); Rambold G. & Triebel D., Biblioth. Lichenol. 48: 1-201 [91-92] (1992).

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

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

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

Thallus: Crustose or foliose, not subdivided parts, rimose, areolate (primarily areolate), placodioid, squamulose, or subfruticose, peltate. Thallus Outline: Soon disappearing or persistent. Upper Surface: White, grey, black, green, olive, brownish yellow, or brown; special structures absent or present:; not pseudocyphellate or pseudocyphellate; eciliate; without hairs; not isidate or isidiate; not sorediate or sorediate; not cephalodiate; not lobulate; without granules granules, without thalloconidia thalloconidia. Lower Surface: Attached by the whole lower surface, attached by holdfasts, or not attached, thallus vagrant; special structures absent or present:; not pseudocyphellate; not cyphellate; not rhizinate or rhizinate; without thalloconidia thalloconidia; not cavernulate; not tomentose.

Medulla: Iodine reaction in Lugol's solution negative.

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: Indistinct to prominent; external filaments absent. Exciple: White. Periphyses: Absent. Epithecium: Apical cells green, olive, brownish yellow, or brown. Hymenium: Iodine reaction: Lugol’s negative or Lugol’s positive, not hemiamyloid or hemiamyloid. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed to distinctly anastomosed. Hypothecium: White or brownish yellow.

Asci: Tholus thickened, not amyloid; dehiscence lecanoralean; exoascus not amyloid, not hemiamyloid.

Ascospores: c. 4 to c. 8 per ascus, globose, ellipsoid, or broadly ellipsoid, 9-35 µm long, 6-29 µm wide, obtuse; septa absent; 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. Conidia: Bacilliform or filiform.

Secondary Metabolites: Present, of the following substance class(es): (higher) aliphatic acids, orcinol depsides, and ß-orcinol depsidones.

(report generated 04.Okt.2007)