Grey foliose lichen on elder bush/tree (Sambucus nigra)
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.
Lat/Lng: 51.6151, -1.1129
OS grid ref: SU615910
Section of the Thames Path near Shillingford Bridge