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Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (00-07-28). Data set reviewer(s): Schubert K. (06-03-02); revised.

Nomenclature: Current taxonomic status: accepted or basionymous. Taxonomic rank: species. Erysiphaceae Tul. & C. Tul.; Erysiphales.

Type Information: Basionym: Uncinula peruviana Syd. Type: Uncinula peruviana Syd.

Taxonomic Literature: Taxonomic notes: +ascocarp outer wall cells obscure, polygonal, ca. 10-15 µm diam.;. Braun U., Beih. Nova Hedwigia 89: 1-700 [476-477] (1987).

Ecology: Biotroph; phytopathogenic; growing on leaves, amphigenous. Host or Phorophyte Taxonomy: Tecoma sp.; Tecoma, Bignoniaceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, scattered or in loose groups, .095-.125 mm in diam.. Margin: External filaments present; uncinate (apex not or only slightly enlarged) or circinate, 1-2 µm long, 6-8 µm in diameter, hyaline, numerous, 40-100 per mm², growing between the lower and upper hald of the ascocarp, flexuose, smooth, thin (throughout), not ramified, aseptate.

Asci: 3-6 asci per ascocarp, distinctly stipitate, 50-70 µm long, 35-50 µm wide; dehiscence unitunicate.

Ascospores: c. 4 to c. 8 per ascus, spores 3-6 per ascus, subglobose (rarely), ellipsoid, or ovoid, 16-24 µm long, 11-15 µm wide; septa absent.

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