Rhytisma acerinum
(Pers.) Fr.
LEP 2. Place of collection: Russia; Leningradskaya oblast; Duderhof (N59°42' E30°07'). Date of collection: 21 April 1948. Associated organism: Acer platanoides (leaf). Collector: Potatosova, E.. Identifier: Naumov, N.A..