Pinnate-leaved European perennial having bright blue or white flowers
English: Jacob's ladder, Greek valerian, charity, Polemonium caeruleum, Polemonium van-bruntiae, Polymonium caeruleum van-bruntiae
polemonium_caeruleumEnglish
Greek valerian, Jacob's ladder, Polemonium caeruleum, Polemonium van-bruntiae, Polymonium caeruleum van-bruntiae