Populus sp.
Selection criteria. Country: any country. Associated organism: Valsa ambiens (distribution map)
Number of records. 4.
Date information. 1932 (May, Sep, Oct).
Countries. British Isles, Ukraine.
Literature. Cannon, Hawksworth & Sherwood-Pike (1985); Merezhko & Smyk (1991) page(s) 85.