Rests on sycamore and beech trunks, and ﬂowers of sycamore and bluebell in woodland, and flies in sunshine around hawthorn flowers in old hedgerows.
Early stages not described.
Recorded in 29 (21%) of 140 10k Squares.
First Recorded in 1869.
Last Recorded in 2019.
(Data up to end 2019)