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Bacidina canariensis Lumbsch & Vezda

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (02-09-05). Data set not revised; to be published after submission.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: species. Bacidina. Lecanoraceae Körb. (1855); Lecanorales.

Taxonomic Literature: Lubsch H.T., Vĕzda A., Lichenologist 24(1): 21-26 (1992).

Biogeography: Continent: Africa (Canary Islands).

Ecology: Biotroph (foliicolous); lichenized (foliicolous).

Thallus: Crustose, not subdivided parts, granular (to leprose); separate thallus parts very thin. Thallus Size and Differentiation: Up to 2 cm long. Upper Surface: Lime green or brownish yellow (dull ochraceous, with yellow-green goniocystangia, the thallus granules built of goniocysts); special structures present: (goniocysts).

Reproduction Strategy: With sexual (and possible asexual) stages (dispersed). Ascocarps: Apothecioid, slightly constricted at the base, .25-.3 mm in diam.. Margin: Lecideine/biatorine, darker than the surrounding thallus. Disk: Plane or weakly convex (later), brown. Exciple: Not carbonized. Parathecium (proper excipulum): Brown. Epithecium: Apical cells slightly swollen, dark brown or brown. Hymenium: 45 µm high; white. Hypothecium: Brown.

Asci: Dehiscence lecanoralean.

Ascospores: c. 8 per ascus, oval ("spirally contorted in asci, acicular, when free curved or spirally contorted), 35-45 µm long, 1.8-2 µm wide; septa present (transversely 5-6-septate).

(report generated 04.Okt.2007)

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