Name: Vitex negundo (Linn.)
- Common name: Five-leaved chaste
- Vernacular name: Posotia(Assamese)
- Family: Lamiaceae
- Habit:Small tree or erect shrub
- Habitat: near bodies of water, recently disturbed land, grasslands, and mixed open forests.
- Flower: June to August
- Parts used: Leaves
- Distribution: It is common throughout India from coastal belt to subtropical Western Himalayas and Andaman Islands, abundant in drier zones.It is particularly found in Karnataka and Tamilnadu
- Uses: Relieves muscle aches and joint pains.Leaves are useful in eye diseases, inflammation, loss of skin colour. Helps in motility of sperm,cell cycle.