bellflower
campanula キキョウ科 ベルフラワー カンパニュラ ツリガネソウ オトメギキョウ フウリンソウ 釣鐘草 乙女桔梗 風鈴草
The bellflowers belong to the Campanulaceae family of plants, which comprises around 2,000 species. They vary gteatly in color and details. The leaves are simple and alternating, while the flowers are bell-shaped and consist of a narrow lobed corolla.
Not to be confused with lily of the valley, which has a shorter, rounder bell-shaped flower.