Orchid, but which one?

Orchid, but which one?

Observation - Orchid, but which one? - UK and Ireland. Description: This is only the second orchid I've seen. Sadly it's past its best. Hopefully I will find it again next year. The area is generally damp and acid.

This is only the second orchid I've seen. Sadly it's past its best. Hopefully I will find it again next year.
The area is generally damp and acid.