Marasmius oreades
A small grassland mushroom that can form rings or arcs. Many unrelated mushrooms also form fairy rings.

Edible with caution. Small pale grassland mushrooms include seriously poisonous species. A fairy ring is not proof of identity.
Read the full foraging safety guidance.
May to November

Chlorophyllum olivieri
A shaggy parasol-like mushroom in coniferous woodland. Several similar species require careful separation.
Lepista saeva
A pasture mushroom with a dull buff cap and an unmistakable violet-blue stem.
Coprinopsis atramentaria
Edible in itself, but it causes a violent reaction with alcohol taken up to three days later.