buttercups flowers green Lofoten Islands natural nature norway norwegian plants ranunculus summer Umbelliferae umbellifers verge wayside white wild yellow ancient arches Bedfordshire bridge England english field Great Britain historical marshy meadow old spring stone Aesculus Buckinghamshire chestnut landscape trees cows damp fresh graze grazing languid livestock peaceful riverside Sussex abundance African wood-sorrel Bermuda-buttercup Bermuda-sorrel buttercup-oxalis Cape-cowslip Cape-sorrel cotyledon English-weed goat's-foot groud-cover invasive noxious-weed oxalis oxalis-pes-caprae reflections sorrel sourgrass soursob soursop trifoliate-leaves tristylous-flowering-plant weed weeds wood-sorrel yellow-sorrel homes houses bulbsnature grass lakeside narcissus view grasses mountains ocean sea water farm fence hedgerow hill