Murraya paniculata, Orange Jessamine, Rutaceae, is a wild citrus relative from Sri Lanka, India and SE Asia. It is a shrub or small tree with highly scented flowers.
It is a butterfly nectar plant (van der Poorten & van der Poorten, 2016, The Butterfly Fauna of Sri Lanka).
Bark, roots, leaves and flowers are used in Ayurveda medicine to treat a variety of conditions, including hypertension.