couple flowers herbaceous Linnaea borealis natural nature norway norwegian pair pink plant small tiny twinflower twins two white wild alpine dolomites droop drooping flower frilled hang hanging Italy montane mountain pendant pendulant Ranunculaceae snowbell Soldanella berries berry bush cultivar food fruit garden hybrid juicy red Rubus fruticosus x R. idaeus summer Tayberries Tayberry England english Great Britain leaf leaves Potentilla anserina serrated silver silverweed South Downs spring Sussex blue bluebells bulb deciduous green Hyacinthoides Surrey trees woodland Campanula andrewsii creeping Greece Greek mauve Mystras perennial rock plant trumpet violet wall beach brassicaceae coastline Crambe maritima gravel kale kent sea shingle shore Caryophyllaceae Devon little petals Stellaria stichwort verge