Species in the genus Crepidiastrum:

Crepidiastrum denticulatum / Yakushisou ヤクシソウ

Crepidiastrum denticulata, a biennial herb found in sunny locations in fields and mountains, braches well and grows to 0.3-1.2m in height. Stems, in many individuals, tinge red-purple. Radical leaves have long petioles in the shape of a spoon and set themselves in crowds, which are sustainable while in flower. Leaves are alternate, 5-10cm long, 2-5cm wide, oblong, or obovate, with shallow serrations on margins and bases protruding backward to embrace the stems. Branch tips or axils on upper parts set about 1.5cm across yellow flower heads. Bloom time: August-November.