Ash Dieback
Hymenoscyphus fraxineus
Shaggy Bracket
Inonotus hispidus
Artist’s Bracket
Ganoderma applanatum
Birch Polypore
Piptoporus betulinus
Dryad’s Saddle
Polyporus squamosus
Tree Destroyer
Phytophthora ramorum
Giant Polypore
Meripilus giganteus
Cinder Fungus
Kretzschmaria deusta
Chicken of the Woods
Laetiporus sulphureus
Dutch Elm Disease
Ophiostoma ulmi (or Ophiostoma novo-ulmi)
Red Band Needle Blight
Dothistroma septosporum
Beech Bark Disease
Neonectria faginata (fungal component) and Coryneumbeechii (bacterial component)