16 June 2007 Bedfordshire. Photograph copyright Leif Goodwin.
Convex, expanding with age, with a broad central bump, fibrous, white, staining red with age, to about 8 cm across
Adnexed, crowded, white, then pale brown, bruising red
Equal, base slightly expanded, white, staining red with age
White, faintly red on cutting
Indistinct when young, strongly unpleasant in older specimens
Do not taste
Summer to early autumn
In deciduous woods, usually on chalk soil, favouring beech, hazel and birch
Spores bean shaped, smooth (10-13) x (5.5-7) µm2. Basidia club shaped, four spored. Gill edge cystidia club shaped to cylindrical.
2 October 2010 Surrey. Photograph copyright Leif Goodwin.