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Data Set Maintenance: Data set standard item. Data set author(s): Rambold G. & Triebel D. (94-11-15). Data set reviewer(s): Kainz C. (00-12-22); to be published after submission; 94-11-15.

Nomenclature: Current taxonomic status: accepted. Taxonomic rank: species. Phacopsis. Parmeliaceae Zenker (1827).

Taxonomic Literature: Triebel D. & Rambold G. 1995. A Conspectus of the Genus Phacopsis (Lecanorales). The Bryologist 98(1): 71-83.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Becoming adnate to soon sessile, .2-.35 mm in diam.. Margin: Indistinct (more or less). Disk: Weakly convex, black or dark brown. Exciple: Brown. Epithecium: Apical cells distinctly swollen; brown. Hymenium: Pale brown or white. Hypothecium: Brown (hypothecial hyphae lack euamyloid reaction). Hypothecial Extension: Present.

Ascospores: c. 8 per ascus, (12)-14-16-(19) µm long, 5-5.5-(6) µm wide, aciculate; septa absent; wall thin, not ornamented.

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