Have more pics of this obs. but hope these will do.
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.
It a slime mould Mucilago crustacea is scientific name which needs to be added.
I found an area that had been invaded by it even growing on tree trunks and thistles. It looked like the whole place was covered in litter from a distance.
Lat/Lng: 50.5, -1.3
OS grid ref: SZ5276