Xanthium spinosum L.

Selection criteria. Country: any country. Associated organism: Sphaerotheca fusca (distribution map)

Number of records. 32. Date information. 1915 (Aug, Sep, Oct). Countries. Armenia, Russia, Ukraine. Literature. Heluta (1989) page(s) 164; Isachenko (1896); Kaznovsky (1915); Kharkevich (1959); Kharkevych (1959) page(s) 24; Lavitska (1939); Potebnia (1916); Rayevska & Komaretska (1949), 53; Simonyan (1994) page(s) 269; Sredinsky (1873); Trebu (1913); Tselle (1925).