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Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (00-07-27). Data set reviewer(s): Schubert K. (06-03-22); revised.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: species. Synonyms: Microsphaera benzoinis F. L. Tai; Erysiphaceae Tul. & C. Tul.; Erysiphales.

Type Information: Basionym: Microsphaera benzoinis F. L. Tai. Type: Microsphaera benzoinis F. L. Tai.

Taxonomic Literature: Taxonomic notes: +ascomata outer wall cells conspicuous, polygonal, 8-25 µm diam.;. Braun U., Beih. Nova Hedwigia 89: 1-700 [434-435] (1987).

Ecology: Biotroph; phytopathogenic; growing on leaves, hypophyllous. Host or Phorophyte Taxonomy: Lindera glauca (Siebold & Zucc.) Blume; Lindera, Lauraceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, scattered or gregarious, .07-.12 mm in diam.. Margin: External filaments present; recurved, (.5)-.75-1 µm long, 7-10 µm in diameter, hyaline or slightly pigmented (sometimes at the base), few, 3-6-(11) per mm², growing between the lower and upper hald of the ascocarp, stiff and straight, thin or thick (towards the base), ramified, dichotomously branched (3-6 times, closely and regularly, mostly 4 times), aseptate or septate (0-1-septate).

Asci: 2-7 asci per ascocarp, not stipitate or indistinctly stipitate, 45-70 µm long, 30-50 µm wide; dehiscence unitunicate.

Ascospores: 1–2, c. 4, or c. 8 per ascus, spores (2)-3-5 per ascus, subglobose, ellipsoid, or ovoid, (16)-20-30 µm long, 11-20 µm wide; septa absent.

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