countryside England farm field flora flower grass Great Britain green hill landscape pastoral ridge rural South Downs summer Sussex view wayside wild ancient architecture building diamond Dorset elements english Forde Abbey glass mediaeval medieval mullion old panes rectangle stone wall window alone fenced lone meadow oak pasture protected Quercus single stud farm tree clematis climber cream flowers natural nature Old Man's Beard plant traveller's joy white campion coastline island maritima Pembrokeshire sea Silene uniflora Skomer spring united kingdom wales water welsh avenue blue bright fresh leaf leaves lime linden path Tilia trees trunks young animals cows early edge graze grazing light livestock mammals margin Morning wiltshire woodland barnacles Cirripedia coast Cornish cornwall low tide Mollusca mussels Mytilus pool rockpool rocks seashells sessile shellfish background Brassica napus canola crop fields harvest national park plants rapeseed seedheads