No identification made yet.
No interactions present.
Was the cap greasy as I was thinking of the genus Agrocybe
It was silky more than greasy.
those mottly gills look fairly distinctive perhaps something like one of the less usual stropharias? but not very convinced by my suggestion.
Lat/Lng: 52.160533333333, -0.20853833333333
OS grid ref: TL226528