- Botanical name : Wrightia tinctoria Roxb.
- Family : Apocynaceae
- Malayalam : Dantappala, Ayyappala
- Tamil : Tontampalai
- English : Pala Indigo plant
- Habit : A small deciduous tree
- Parts Used : Leaves, bark
- Rasa Panchaka
- Rasa : Katu , Tikta, kashaya
- Guna : Tiksna, Laghu, Snigdha
- Veerya : Ushna
- Vipaka : Katu
- Karma : Kaphapithashamana, Raktasodhini
- Indications : Kushta, Kandu, Sopha
- Formulations : Dantappala oil- prepared by heating dantappala leaves in pure coconut oil under sunlight until the leaves dissolves completely, can be use externally in Psoriasis and various Skin diseases.
