small yellow crustose lichen on lime tree (in centre of photo amongst a number of physcia type lichen)
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: 53.328312, -6.24052
OS grid ref: SG177896
Urban residential area in centre of Dublin