| Kingdom: Fungi |
| Phylum: Ascomycota |
| Subphylum: Pezizomycotina |
| Class: Leotiomycetes |
| Order: Helotiales |
| Family: Dermateaceae |
| Genus: Blumeriella |
| Subject: Blumeriella jaapii (Rehm) Arx |
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Rosidae |
| Order: Rosales |
| Family: Rosaceae |
| Subfamily: Maloideae |
| Genus: Prunus |
| Subject: Prunus avium (L.) L. |