Synonymy:
Microsphaera euonymi-japonici Vienn.-Bourg., Bull. Trimestriel Soc. Mycol. France 84: 118 (1968)

Oidium leucoconium f. euonymi-japonici Arcang. [as 'Evonymi japonici'], Atti Soc. Tosc. Sci. Nat. Pisa, Proc. Verb. 12: 109 (1900) [1899-1901]
Oidium euonymi-japonici (Arcang.) Sacc., in Salmon, Annls mycol. 3(1): 5 (1905)
Oidium leucoconium var. euonymi-japonici (Arcang.) Sacc. & D. Sacc., Syll. Fung. (Abellini) 18: 506 (1906)
Acrosporium euonymi-japonici (Arcang.) Sumst., Mycologia 5(2): 58 (1913)
Uncinula euonymi-japonici (Arcang.) Hara, Dendropathology (Jubyo-gaku Kakuron), edn 1: 22 (1923)
Pseudoidium euonymi-japonici (Arcang.) U. Braun & R.T.A. Cook, Taxonomic Manual of the Erysiphales (Powdery Mildews): 461 (2012)

Position in classification:
Erysiphe, Erysiphaceae, Helotiales, Leotiomycetidae, Leotiomycetes, Ascomycota, Fungi

Note:
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