Parijat flowers have four to eight petals arranged above a vibrant orange tube in a pinwheel pattern. These highly fragrant flowers open at night spreading their fragrance in the surrounding area with an intensely sweet floral aroma.

Nyctanthes arbor-tristis is a species of Nyctanthes, native to South Asia and Southeast Asia. Nyctanthes arbor-tristis is a shrub or a small tree growing to 10 m tall, with flaky grey bark