I'm pretty sure this is a Usnea and strongly suspect it is U. cornuta. Confirmation, please.
Edit: title changed to match Alan's ID - many thanks.
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: 55.4737, -3.2026
OS grid ref: NT240206