Codonopsis is a genus of flowering plant in the family Campanulaceae. As currently recognized, Codonopsis includes two other groups sometimes separated as distinct genera, i.e. Campanumoea and Leptocodon. The enlarged genus Codonopsis is widespread across eastern, southern, central, and southeastern Asia, including China, Japan, the Russian Far East, Kazakhstan, the Indian Subcontinent, Iran, Indochina, Indonesia, etc.