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Dacampia engeliana (Saut.) A. Massal.

Data Set Maintenance: Data set compiled. Data set author(s): Calatayud V. (2000-12-14). Data set reviewer(s): Triebel D.; not revised; not to be published after submission.

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: species. Dacampia. Dacampiaceae Körb. (1855); Dothideales.

Taxonomic Literature: Taxonomic notes: strongly damaging the host lichen. Crivelli P.G., Ueber die heterogene Ascomycetengattung Pleospora
Rabh.; Vorschlag für eine Aufteilung. Zürich: 1-215 [193-196]
(1983); Henssen A., Cryptog. Bot. 5: 149-158 (1995);.

Biogeography: Northern hemispheric, boreal, upper montane, subalpine, and alpine. Continent: Europe. Region(s): Middle Europe. Country or state(s): Austria, former Czechoslovakia (incl. Czech Republic & Slovacia), Germany, Switzerland (incl. Liechtenstein), and Italy (incl. San Marino & The Vatican City, excl. Sicily, Sardinia).

Ecology: Biotroph; lichenicolous; endosubstratic; growing on inorganic soil or bryophytes. Host or Phorophyte Taxonomy: Solorina saccata, Solorina sp.

Lichen Photobionts: Primary photobiont absent.

Thallus: Indistinct (or forming a mat of brown, loosely interwoven hyphae with long cylindrical cells).

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Perithecioid, obpyriform (pyriform), forming inside the thallus or mycelium of the host, not emerging, becoming adnate to rarely soon sessile, .2-.6 mm in diam., 200-600 µm wide, with a black to brown to dark brown surface. Wall: Not carbonized, complete. Margin: Smooth, black, homogenously pigmented; external filaments absent. Exciple: Paraplectenchymatous (prosoplectenchymatic); not carbonized; black to brown. Periphyses: Present. Hymenium: Not gelatinized. Interascal Hyphae: Present, distinctly branched. Hypothecium: Brown.

Asci: Cylindrical, 140-200 µm long, 10-13.5 µm wide; tholus widening towards apex, not amyloid; ocular chamber present; narrow; dehiscence bitunicate; exoascus not amyloid, not hemiamyloid.

Ascospores: Uniseriate, c. 8 per ascus, spores 8 per ascus, fusiform (to spindle-shaped), 19.5-23.7-(27) µm long, 8.3-9.8-(9) µm wide, obtuse to aciculate; septa present; both transversally and longitudinally (to submuriform), 3-5-transversally septate, 1-2 longitudinal septa per transversal septum; wall thin, laterally constricted where the septum meets the spore wall, becoming pigmented, pale brown, in Lugol's Solution negative, wall not ornamented.

Conidiomata: Absent resp. not observed.

Secondary Metabolites: Not detected.

(report generated 04.Okt.2007)

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