Sticta (Schreb.) Ach. (1803)

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. Taxonomic rank: genus. Number of known taxa within this rank: 100 (A. Aptroot 99-09-27). Sticta. Lobariaceae Chevall. (1826); Peltigerineae; Lecanorales.

Type Information: Type: Sticta sylvatica (Huds.) Ach.

Taxonomic Literature: Galloway D.J., Flora of New Zealand Lichens: i-lxxiii, 1-662 [550-
562], Wellington (1985); Galloway D.J., Lichenologist 26: 223-282
(1994); Galloway D.J., Nova Hedwigia 61: 147-188 (1995); Galloway
D.J., Lichenologist 29: 105-168 (1997); Galloway D.J., Tropical
Bryology XX: XXX-XXX (199X); Keuck G., Biblioth. Lichenol. 6: 1-175
(1977); Purvis O.W. in: Purvis O.W. et al. (eds), The Lichen Flora of
Great Britain and Ireland, London (1992).

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

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

Lichen Photobionts: Primary photobiont present; cyanobacterial and chlorococcal. Primary photobiont taxonomy: Nostoc; Nostocaceae; Nostocales. Secondary photobiont absent or present.

Thallus: Foliose, crustose, or fruticose, not subdivided parts, subfruticose, lobed. Thallus Outline: Soon disappearing. Upper Surface: Black, grey, green, yellow, brown, olive, or brownish yellow; special structures absent or present:; not pseudocyphellate; eciliate; without hairs; not isidate or isidiate; not sorediate or sorediate; not cephalodiate or cephalodiate; not lobulate; without granules granules, without thalloconidia thalloconidia. Lower Surface: Attached by holdfasts; special structures absent or present:; not pseudocyphellate; not cyphellate or cyphellate; not rhizinate; without thalloconidia thalloconidia; not cavernulate; not tomentose or tomentose.

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 to substipitate. Margin: Prominent; external filaments absent. Exciple: White. Periphyses: Absent. Epithecium: Apical cells brown. Interascal Hyphae: Present, scarcely branched, not or scarcely anastomosed. Hypothecium: White.

Asci: Tholus thickened, amyloid, with amyloid cap; dehiscence lecanoralean.

Ascospores: c. 8 per ascus, fusiform, 30-95 µm long, 5-11 µm wide, obtuse or aciculate; septa present; transversally septate, 1-3-(7)-transversally septate; wall thin, not thickened at the septum, dark brown, hyaline, or pale brown, in Lugol's Solution negative, wall not ornamented.

Conidiomata: Absent resp. not observed or present.

Secondary Metabolites: Not detected or present, of the following substance class(es): amino acid derivatives.

(report generated 04.Okt.2007)