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Data Set Maintenance: Data set compiled and standard item. Data set author(s): Kainz C. (00-08-01). Data set reviewer(s): Schubert K. (06-07-25); revised.

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

Type Information: Basionym: Arcrosporium scopariae N. D. Sharma & A. C. Jain. Type: Arcrosporium scopariae N. D. Sharma & A. C. Jain.

Taxonomic Literature: Taxonomic notes: +hyphae branched, septate, hyaline, width unequal; +haustoria globose, up to 5 µm wide;. Braun U., Beih. Nova Hedwigia 89: 1-700 [615-616] (1987).

Ecology: Biotroph; phytopathogenic; growing on leaves. Host or Phorophyte Taxonomy: Scoparia dulcis L.; Scoparia, Scrophulariaceae.

Conidiophores: Not branched (erect, clavate, up to 6-septate, 60-120 x 8-11 µm). Conidium Formation: Conidiogenous cells in chains (of 3-4 conidia). Conidia: Ellipsoid or ovoid; macroconidial, not branched, 25-37 µm long, 12-19 µm wide; aseptate; cell wall hyaline.

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