Little river side flower for ID

Little river side flower for ID

Observation - Little river side flower for ID. Description: Hi, can anybody help me to identify this little flower. Found growing right on the edge of a fast flowing stream, birch and bluebell woodland and just by a badger sett.

Hi, can anybody help me to identify this little flower. Found growing right on the edge of a fast flowing stream, birch and bluebell woodland and just by a badger sett.