| Kingdom: Fungi |
| Phylum: Basidiomycota |
| Subphylum: Hymenomycotina |
| Class: Agaricomycetes |
| Subclass: Agaricomycetidae |
| Order: Agaricales |
| Family: Marasmiaceae |
| Genus: Armillaria |
| Subject: Armillaria spp. (Fr.:Fr) Staude |
| Kingdom: Plantae |
| Phylum: Magnoliophyta |
| Class: Magnoliopsida |
| Subclass: Hamamelidae |
| Order: Fagales |
| Family: Fagaceae |
| Genus: Quercus |
| Subject: Quercus spp. L. |