noun
bellflower; Campanula punctata
A perennial plant with bell-shaped flowers, native to East Asia. The Japanese name literally means 'firefly bag', referring to the traditional use of the flowers as containers for fireflies.
庭に蛍袋が咲いている。
Bellflowers are blooming in the garden.
蛍袋の花は下向きに咲く。
The flowers of the bellflower bloom facing downward.