buttercups clocks Dandelion England english field flora flowers Great Britain Hampshire landscape meadow natural nature ranunculus spring Taraxacum wild boundary countryside fresh green hedge leaves margin New oak Quercus Sussex tree Cornish cornwall Davidia flowerhead garden ghostly handkerchief petals pocket stamens white blue bright leaf lime linden Tilia trees young blow blown canada conifers forest lake mountain peak rock Rockies Rocky Mountains shore snow summit Acer branch dappled light limb maple moss mossy quality rainforest refresh sunlight temperate Heracleum sphondylium hogweed plant stalks stems summer Umbelliferae umbels wiltshire animal back cetacean dive fin hump humpback mammal marine Megaptera novaeangliae ocean ridge sea water whale