Name: Piper mullesua L.
- Common name: Hill pepper, Pahari pipar
- Vernacular name: Kathuthipali (Malay)
- Family: Piperaceae
- Habits: slender woody climber
- Habitats:Occur in forests at altitudes of about 600 m
- Flower: May-July
- Part used : Leaves and fruits
- Distribution: Kerala, Tamil Nadu and the north-eastern states.
- Uses: treating diarrhoea, indigestion, jaundice, and abdominal disorder, hoarseness of voice, asthma, cough, piles, malaria fever.