Plant A
Plant C
Plant B
Plant D
Plant A is Answer Dactylorhiza incarnata ssp cruenta (Early Marsh-orchid)
Plant B is Answer Dactylorhiza maculata (Heath Spotted-orchid)
Plant C is Answer Dactylorhiza incaranata ssp incarnata (Early Marsh-orchid)
Plant D is Answer Dactylorhiza purpurella (Northern Marsh-orchid)