sourceTaxonName: Microsphaera alni (DC.) G. Winter
sourceTaxonPath: Fungi | Ascomycota | Leotiomycetes | Erysiphales | Erysiphaceae | Microsphaera | Microsphaera alni
targetTaxonName: the underside of leaves of Quercus pedunculata
localityName: Lornsenhain park, near Westerland, Island of Sylt