Fungus on Hawthorn

Fungus on Hawthorn

Observation - Fungus on Hawthorn - UK and Ireland. Description: This small fungus was growing on Hawthorn on the Isle of Wight at the end of June. It was aprox 3-4mm in size. I have NO idea what it is - can you help?

This small fungus was growing on Hawthorn on the Isle of Wight at the end of June. It was aprox 3-4mm in size. I have NO idea what it is - can you help?