ヤマアイ
ヤ
マ
ア
イ
Meanings
1
Mercurialis leiocarpa; a species of mercury plant used for indigo dye
usually written using kana alone
A plant in the spurge family whose leaves yield a blue dye. The name is sometimes read やまい in older texts, but やまあい is standard.
Yamaai is a plant that was once used for indigo dyeing.