dainty delicate England english flowers fresh Great Britain Lychnis flos-cuculi marshy meadow natural nature petals pink ragged robin spring stems Sussex wild boundary buttercups clouds damp edge field green home house landscape margin ranunculus sky yellow abundant.abundance buttercup many profusion rich South Downs trees forest hill Castanea chestnut countryside exercise footpath path rural track trail trunks village Anguis fragilis glide legless limbless lizard reptile shiny slide slow slow-worm smooth summer worm young botany common spotted orchid Dactylorhiza fuchsii frilly orchidaceae plant chalk conservation diversity ecology flora habitat orchids pyramidal