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Podosphaera pseudofusca (U. Braun) U. Braun & S. Takam.

Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. Data set reviewer(s): Schubert K. (06-05-17); revised.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: species. Synonyms: Sphaerotheca pseudofusca U. Braun; Erysiphaceae Tul. & C. Tul.; Erysiphales.

Type Information: Basionym: Sphaerotheca pseudofusca U. Braun.

Taxonomic Literature: Taxonomic notes: +ascocarp outer wall cells large, irregularly shaped, ca. 10-50 µm diam.;. Braun U., Beih. Nova Hedwigia 89: 1-700 [141-142] (1987).

Biogeography: Continent: Asia-Temperate. Country or state(s): Japan (endemic).

Ecology: Biotroph; phytopathogenic; growing on leaves, amphigenous. Host or Phorophyte Taxonomy: Fatoua villosa Nakai; Fatoua, Moraceae.

Reproduction Strategy: With sexual (and possible asexual) stages (often forming brown patches or loose covers). Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, scattered or gregarious, .07-.105 mm in diam.. Margin: External filaments present; mycelioid (length variable), straight, .5-2-(2.5) µm long, 4-9 µm in diameter, pigmented (throughout, brown), few, growing all across the lower half of the ascocarp, smooth or faintly rough, thin, not ramified.

Asci: 1 asci per ascocarp, not stipitate or indistinctly stipitate, 60-75 µm long, 50-65 µm wide; dehiscence unitunicate.

Ascospores: c. 8 (development of the ascospores late) per ascus, spores 6-8 per ascus, mostly subglobose, 14.5-22 µm long, 12-16 µm wide; septa absent.

(report generated 04.Okt.2007)

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