blue `pyrenean bellflower` - campanula speciosa

alpine alps arboretum barbata bell bellflower bloom blossom blue bluebell botanical botany bud bulb campanula campanulaceae collina europe european flora flower gallen garden glockenblume green hare harebell leaf mountain natural nature ornamental patula petal plant purple pyrenean pyrenees rapunculoides saint sarmatica showy speciosa swiss switzerland violet