Beginner needing help to identify fungus please

Beginner needing help to identify fungus please

Observation - Beginner needing help to identify fungus please - UK and Ireland. Description: This was about 25cm tall and about 15cm in diameter. Found within a mainly Birch woodland which also had plenty of bracken. Hope someone can help me out. Thanks.

This was about 25cm tall and about 15cm in diameter. Found within a mainly Birch woodland which also had plenty of bracken. Hope someone can help me out. Thanks.