buttercups England english field flowers Great Britain hedge landscape meadow natural nature ranunculus spring Sussex trees wild yellow abundant bloom blossom blue bush flower frothy garden many petal pink profusion rhodedendron rhododendron shrub sky Allium ursinum bulb garlic green Herbaceous plant plant ramsons white Acer background dainty delicate filigree leaf leaves ornamental red tree Cornish cornwall fern fresh frond growth pteridophyte temperate trunk bracken conifer evergreen heathland pine shadow sunlight trunks woodland abundance anemones branch magnolia texture