No identification made yet.
No interactions present.
Any photos of the gills/pores/spines?
Have uploaded the only other photo I have not sure it will be of much help.
Howardian Local Nature Reserve
I am pretty sure it is Bjerkandera adusta but without the confirmation of the underside it would be just a guess.
to find it when I go back and take another photo.
Lat/Lng: 51.4, -3.2
OS grid ref: ST2078