Erysiphe communis
(Wallr.) Link
IMI 356684. Place of collection: Austria; Steiermark; Korpalpe, west Schwanberg, Garanas, near to Wh.-Pauritsch (alt. 0560 m). Date of collection: 23 July 1984. Associated organism: Lunaria rediviva (twig). Collector: Michelitsch, S.. Identifier: Sutton, B.C..