Habitat: Throughout the greater part of India and Andaman Islands.
Ayurvedic: Krishna Vaasaa (blue var.), Nila-nirgundi, Krishna- nirgundi, Nila-manjari.Siddha/Tamil: Karunochhi, Vadaikkuthi.Action: Febrifuge, diaphoretic, emetic, emmenagogue. Infusion of leaves—given internally in cephalal- gia, hemiplegia and facial paralysis. Fresh leaves—used topically in oedema and rheumatism. Bark— emetic.
The leaves contain beta-sitosterol, an alkaloid, lupeol, friedelin and aromatic amines.