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Data Set Maintenance: Data set compiled. Data set author(s): Cáceres M. (01-09-05). Data set reviewer(s): Triebel D.; revised; to be published after submission.

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

Taxonomic Literature: Hawksworth D.L. & Diederich P., Trans. Brit. Mycol. Soc. 90: 293-
312 [283] (1988); Hawksworth D.L., Bull. Brit. Mus. (Nat. Hist.), Bot. 14: 43-181 [61] (1985); Hawksworth D.L., Notes Roy. Bot. Gard. Edinburgh 36: 181-197 [190] (1978); Vezda A., Ceska Mykol. 23: 104-109 [109] (1969).

Biogeography: Northern hemispheric. Continent: Europe. Region(s): Northern Europe, Middle Europe, and South-western Europe. Country or state(s): United Kingdom, Sweden, Benelux (Belgium & Luxembourg), Germany, Switzerland (incl. Liechtenstein), and France (excl. Corsica).

Ecology: Biotroph; lichenicolous. Host or Phorophyte Taxonomy: On diverse Peltigera sp.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Perithecioid, forming inside the thallus or mycelium of the host (arising in groups in somewhat swollen areas), not emerging, becoming adnate, 125-175 µm wide, 125-240 µm high. Interascal Hyphae: Present, distinctly branched, distinctly anastomosed; cells 1.5-2.5 µm wide.

Asci: Clavate (elongate), 55-78 µm long, 8-12 µm wide; dehiscence bitunicate.

Ascospores: Irregularly uniseriate, c. 8 per ascus, spores 4-8 per ascus, ellipsoid or fusiform, (12)-13.5-16-(18) µm long, 4-6-(7) µm wide, obtuse; septa present; transversally septate, 1-transversally septate; lumina more or less of equal size; wall thin, becoming pigmented, pale brown (to olivaceous), not ornamented.

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