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Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (00-08-02). Data set reviewer(s): Schubert K. (06-04-04); revised.

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

Type Information: Basionym: Phyllactinia actinidiae-formosanae Sawada. Type: Phyllactinia actinidiae-formosanae Sawada.

Taxonomic Literature: Taxonomic notes: +ascomata outer wall cells obscure, irregularly polygonal;. Braun U., Beih. Nova Hedwigia 89: 1-700 [588] (1987).

Biogeography: Continent: Asia-Temperate. Region(s): China. Country or state(s): Japan and Taiwan.

Ecology: Biotroph; phytopathogenic; growing on leaves, hypophyllous. Host or Phorophyte Taxonomy: Actinidia formosana Hayata; Actinidia, Actinidiaceae.

Reproduction Strategy: With sexual (and possible asexual) stages. Ascocarps: Cleistothecioid, orbicular, forming independently from the host thallus or mycelium, scattered or in loose groups, (.19)-.2-.265-.31 mm in diam.. Margin: External filaments present (ca. 300-570 µm long); (1)-1.5-2.5 µm long, 9-18 per mm², not ramified.

Asci: Dehiscence unitunicate (numerous, immature, features of the asci and ascospores unknown).

Conidiophores: Ovulariopsis-type; not branched. Conidium Formation: Conidiogenous cells single. Conidia: More or less clavate; macroconidial, not branched, 52-104 µm long, 23-36 µm wide; aseptate.

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