The "Kinkou-ka" (Narthecium asiaticum) belongs to Liliaceae (the Lily family). It is a perennial herb that is endemic to Japan and distributed northward from Chubu district of Honshu to Hokkaido. This herb grows in mountain bogs and can reach 20-40 cm in height. The flowering stalk is borne and the small yellow flowers bloom in the racemes from July to August. The tepals do not fall, remain after flowering and turn into green.