I found a large number of tiny mushrooms on a log in a damp area of the woodland.
Caution: Do NOT use iSpot to identify fungi to eat!
Some fungi are very poisonous so a mistaken ID could have serious consequences.
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Lauren, I think you are correct that these are coprinus, infact I have gone further and given a species name. The coprinus and coprinellus are very similar and used to be the same genus.
Lat/Lng: 53.4, -2.4
OS grid ref: SJ7595