Smoky Bracket (Bjerkandera adusta)
Fruiting bodies:
Area of infection: trunk
Wood decomposition: white rot
Comment: rapid wood decomposition Effect: Enters the tree through trunk injuries – in weaker trees the sapwood and heartwood decomposes – considerable danger of breaking.
Recommendation: If a vital tree is infected then it should be evaluated. More photos.
 
 
  
Photos Smoky Bracket