Unknown Mushroom

Unknown Mushroom

Observation - Unknown Mushroom - UK and Ireland. Description: I think this could be either Mycena Megaspore or Butter cap - I'm not sure which one. It has a smooth white twisted stem and a shiny surface - the top is about 4cm across (diameter).

I think this could be either Mycena Megaspore or Butter cap - I'm not sure which one. It has a smooth white twisted stem and a shiny surface - the top is about 4cm across (diameter).