sourceTaxonName: Microsphaera alni
targetTaxonName: Quercus robur
localityName: Switzerland
referenceCitation: Beenken, L.. 2017. First records of the powdery mildews %Erysiphe platani% and %E. alphitoides% on %Ailanthus altissima% reveal host jumps independent of host phylogeny. Mycol. Progr. 16(2):135-143