Mycena renati

Mycena renati, commonly known as the beautiful bonnet, is a species of mushroom in the family Mycenaceae. It was described by French mycologist Lucien Quélet in 1886. It has been collected in Austria, Uşak Province in Western Turkey, and Yugoslavia.

Description
The cap is initially conic or parabolic, but expands somewhat in maturity to become convex, and typically reaches dimensions of up to 3.2 cm.