Pea family?

Pea family?

Observation - Pea family? - UK and Ireland. Description: I have never seen this plant before. A pea-like flower on a grass-like stem next to a wooded area. Hope someone knows - I've been searching online for 2 hours!

I have never seen this plant before. A pea-like flower on a grass-like stem next to a wooded area.
Hope someone knows - I've been searching online for 2 hours!