The closest fungi I can see seems to be a Magpie Inkcap. But this observed one appears to be more white than sample, a natural variation?
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: 50.9358, -1.1757
OS grid ref: SU580154
Seen growing up through asphalt pavement, observed over three days 21-23 Nov 2011