Photo taken 30/04/22 near Crocker End, Oxfordshire
This very common member of the cabbage family grows in hedges and damp woodlands, flowering from mid-April until August. It is also known as Jack By The Hedge. The leaves smell strongly of when crushed.
Photo taken 24/04/09 near Marsworth, Bucks.
Photo taken 17/04/08 near Mapledurham, Oxon., (on route of Walk 20 of the Chiltern Chain Walk).