クロバナロウゲ
Meanings
1
purple marshlocks; swamp cinquefoil; marsh cinquefoil
usually written using kana alone
A perennial herb of the rose family, Comarum palustre, found in wetlands. The Japanese name literally means 'black-flowered wolf fang'.
Purple marshlocks is a perennial plant that grows in wetlands.
I found a colony of purple marshlocks in Hokkaido.