Name: Alstonia scholaris (L.) R.Br
- Common name: Devils tree/ Dita
- Vernacular name: Chatiyana
- Family: Apocynaceae
- Habit: Medium-sized evergreen tree
- Habitat: It thrives well in areas where annual rainfall is about 100–150 cm, as it prefers a fairly moist habitat.
- Flowering and fruiting occur from March to July, extending to August in subtropical climate.
- Parts used: Barks
- Distribution:sub-Himalayan tract, West Bengal, Bihar, Peninsular India and Andaman
- Uses: Skin ulcers, increase lactation, cure diarrhoea,useful in intestinal worm