Codonopsis lanceolata
 Codonopsis lanceolata is a flowering plant. It originates in East Asia. It is a variety of bonnet bellflower.The roots are used in Korean cuisine where it is called deodeok (더덕).It is used in Korean dishes such as deodeok kimchi (더덕김치) deodeok jeon (더덕전) deodeok gui (더덕구이) deodeok saengchae (더덕생채) and changui (찬구이).Codonopsis lanceolata is also used as a natural medicine.A hardy perennial climber that grows up to 1.5m tall.