Derris trifoliata

Derris trifoliata is a species of flowering plant in the family Fabaceae. It is common in India; in various Indian languages, it is known as Angaar valli in Sanskrit; Karanjvel in Marathi; Firta in Konkani; Tigekranugu, Nauatige, and Chirathelathige in Telugu; Ketia and Swanlata in Oria; Kammattivalli and Ponumvalli in Malayalam; Kaliya lata/Kalilata and Panlata in Bengali; Panlata also in Hindi. It is also common in various parts of South East Asia; common names include Asiasimanan in Filipino Tagalog; Tuwa areuy in Indonesian Sundanese; Akar Ketuil, Ketui, Setui, Salang, Tuba bekut or Sea Tuba in Peninsular Malaysian; Phak thaep in central Thai; Cc Kn Nc/Cosc Kesn Nuwowsc in Vietnamese, etc. It is a large climber found commonly in coastal swamps of tropical coastal areas in South-East Asia. It is 3–5 meters long. Its leaves are alternate, pinnate, 12–20cm; leaflets 5, ovate, 6-10 com, acuminate, rounded at base. Flowers are 1cm in size, in axillary racemes 8–15cm. Pods are 3–4cm, ......read more on Wikipedia.