Blumeria graminis (DC.) Speer
Selection criteria. Country: any country. Associated organism: Origanum vulgare (distribution map)
Number of records. 6.
Date information. 1977 (Jul, Sep).
Countries. Ukraine.
Substratum. leaf.
Literature. Grebenchuk & Sherstniuk (1975); Heluta (1989) page(s) 200; Marchenko (1979); Yachevsky (1927).