Populus nigra L.
Selection criteria. Country: any country. Associated organism: Valsa (distribution map)
Number of records. 25.
Date information. 1912 (Apr, May, Jul, Aug, Oct, Dec).
Countries. Georgia, Germany, Morocco, Ukraine.
Associated organisms. Valsa ambiens; Valsa ambiens subsp. ambiens; Valsa sordida.
Collections. TGM [Darwin] 3734, 3735, 3736, 3764, 3765, 3766, 3767, 3768.
Literature. Isikov (1978) page(s) 252; Merezhko & Smyk (1991) page(s) 57; Pridyuk (1998) page(s) 188; Rieuf (1970) page(s) 349.