Yellow Pimpernel in woodland, West Dorset

5-merous flower, style (shadows of stamens)

Reduced brightness to show style, stigma

and ovary 

Close-up of 5 yellow stamens

Close-up of ovary, style and capitate stigma

Side view-  5 anthers and a single style 

Lanceolate sepals

Long flower stem

Opposite, pointed-oval leaves