Early Marsh Orchid (cream flowered) Dactylorhiza incarnata subs. ochroleuca
A creamy yellow subspecies of Early Marsh Orchid is one of the rarest UK orchids. Currently it exists in two small colonies, one in Suffolk and one in Cambridgeshire. (Prunus spinosa). Image: Wiltscat (iNaturalist).
Find out more: iNaturalist, Plantlife, Online Atlas of British and Irish Flora