what's this mushroom, please?

what's this mushroom, please?

Observation - what's this mushroom, please? - UK and Ireland. Description: Spotted 5th December 2011 under a beech tree near Stonesfield, Oxfordshire. There are lots of wonderful species around us, but this one is new to me.

Spotted 5th December 2011 under a beech tree near Stonesfield, Oxfordshire. There are lots of wonderful species around us, but this one is new to me.