background England english flower Geranium robertianum Great Britain Herb Robert leaf leaves natural nature plant red summer Sussex texture wild bird's foot trefoil little lotus Lotus corniculatus small tiny trefoil yellow barnacles Cirripedia coast Cornish cornwall low tide Mollusca mussels Mytilus rocks seashells sessile shellfish ancient architecture battlements Cotehele fortified historical house manor national trust old stone tower windows boiler buffers engine fender iron kent light machinery metal nostalgia nostalgic power rail railway steam steel bushes dovecote garden rural spring trees barley crop Downs field harvest Hordeum landscape Linaria panorama papaver poppy south toadflax view box Buxus clipped decorative hedge lawn ornamental Penshurst Place shrub topiary British Museum fluted history landmark London museum pillars portico Portland strength strong support