27 August 2010 Hampshire. Photograph copyright Leif Goodwin.
Convex, expanding with age, smooth or slightly scaly, white, sometimes with brown scales, margin ragged, to about 10 cm across
Free, crowded, pink then dark brown
Equal or slightly tapered, white, ring white, fragile
Firm, white, sometimes flushing pink in the cap
Summer to autumn
On soil in fields and pastures
Spores ellipsoidal, smooth (7-8) x (4-5) µm2