I've watched this develop morning and afternoon over 4 days.
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.
I would have had it as a starter at step 2!
recording wildlife with The Recorder's Year on www.hbrg.org.uk/TRY.html.
It is good to get all the stages as it help's other's with future identification.
Lat/Lng: 51.418800368814, -0.95684051513672
OS grid ref: SU726693