Erysiphe knautiae Duby

Selection criteria. Country: any country. Associated organism: Knautia arvensis (distribution map)

Number of records. 39. Date information. 1954 (May, Jun, Jul, Aug, Sep, Oct). Countries. Ukraine. Substrata. leaf, petiole, stem. Collections. KW [Darwin] 11321, 11322, 11323, 11324, 11325, 11326, 11327, 11328, 11329, 11330, 11339, 45516, 45517, 51526, 51527, 51528, 51529, 51712, 51713, 53361, 53362, 53363. Literature. Heluta (1989) page(s) 60; Marchenko (1963); Marchenko (1979), 364.