Photo taken 21/06/15 at Steps Hill, Bucks.
I see this butterfly occasionally on my walks, and most years I visit Ivinghoe Beacon to look for it. It gets its name from the green on its underside.
Ivinghoe Beacon, Bucks., 1/07/09
Photo taken 30/06/12 at Pitstone Hill, Bucks.
Photo taken 20/06/25 at Arnside Knott, Lancashire