roseroot; Rhodiola rosea
A succulent plant of the Crassulaceae family, native to cold regions; used in traditional medicine.
Roseroot is a type of alpine plant.
Katakana spelling is standard for this plant name; usually written in kana.
Kanji spelling exists but is rarely used; the katakana form is strongly preferred.
The name イワベンケイ literally means 'rock Benkei', likely referring to the plant's robust, resilient nature, similar to the legendary warrior monk Benkei.