noun
mountain harebell; Alaska harebell
A flowering plant (Campanula lasiocarpa) native to alpine regions of Japan and North America.
イワギキョウは高山の岩場に咲く。
The mountain harebell blooms on rocky alpine slopes.
From 岩 (iwa, 'rock') + 桔梗 (kikyō, 'bellflower'), referring to its rocky habitat and bell-shaped flowers.