The Sweet coltsfoot (Petasites japonicus) belongs to Asteraceae (the Aster family). It is a perennial herb that is distributed throughout Japan, as well as the Korean Peninsula and China. The butterbur sprout (young flower stalk) has been used for a wild vegetable in spring. The leaves are borne on the ground after flower season. Once upon a time, the leaves were dried in the shade and used as a toilet paper. It is used as "kyara-buki" (stalks of butterbur boiled in soy sauce), or "fuki-miso" (butterbur sprout with miso paste). In Chinese, it is called "蜂斗菜" (feng dou cai). The 110-112th and bottom of the photos are cultivars "Mizubuki". It is characterized by its bright light green petiole and reddish-soft base of petiole.