Climbing Corydalis - I hope I've got that right. I was delighted to find a sizeable patch of this on open, bare ground, on local heathland this afternoon. A new one for me and one I always assumed I'd discover in a hedge.
Plain Gold Micropterix calthella not for the first time, this tiny micro moth species was found crowding out a Buttercup.
Early Marsh Orchid - these are out in numbers now.