Grey lichen covering a large area on a Crack Willow tree.
Caution: Do NOT use iSpot to identify fungi to eat!
Some fungi are very poisonous so a mistaken ID could have serious consequences.
No interactions present.
The definition of the photograph is very poor, but both Physcia adscendens and P. tenella can just be discerned.
Lat/Lng: 52.99901, -0.43174
OS grid ref: TF053457
In hedgerow next to river