They are shrubs or small trees growing to 10 m tall, with flaky bark. The leaves are opposite, simple. The flowers are produced in small clusters of two to seven together. The fruit is a two-parted capsule, with a single seed in each part.
- Nyctanthes aculeata Craib –
- Nyctanthes arbor-tristis L. (syn. N. dentata Blume)
- Nyctanthes arbor-tristis - పారిజాతం (Night-flowering Jasmine or "Sad Tree") is the most well-known species, and is also the type species of the genus. The name Nyctanthes means "night flowering".