Orchid - which one?

Orchid - which one?

Observation - Orchid - which one? - UK and Ireland. Description: On the wet lower level of a former colliery site, underlain by magnesian limestone. Area was remediated in the 1980s. I struggle to separate orchids, and this one baffles me! Two plants out of many on the site.

On the wet lower level of a former colliery site, underlain by magnesian limestone. Area was remediated in the 1980s.
I struggle to separate orchids, and this one baffles me! Two plants out of many on the site.