Inonotus nodulosus (?)

Inonotus nodulosus (?)

Observation - Inonotus nodulosus (?) - UK and Ireland. Description: Have seen Inonotus nodulosus in Scotland and other countries but not in south of England where it is supposed to be rare. This is not the most typical specimen and there are galls etc on birches that could be confused with hence I am not very sure about

Have seen Inonotus nodulosus in Scotland and other countries but not in south of England where it is supposed to be rare. This is not the most typical specimen and there are galls etc on birches that could be confused with hence I am not very sure about ID.