“…Erysiphe corylacearum, unlike the rest of the alien species listed above, is an East Asian-North American fungus because it has been recorded in both continents [Braun, 1982;Braun, Cook, 2012;Bunkina, 1991;Heluta, 1991;Heluta et al, 2019;Salmon, 1900]. Its recent findings in outside of the primary distribution range, viz.…”