Thin stem ending in cup shaped structure.Pale green with brown tinges.About 20mm in height.
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.
You're probably right with your ID, C. chlorophaea can be similar but has coarser sorediate granules.
Lat/Lng: 53.892635257194, -1.911433339119
OS grid ref: SE059440