Celastrus paniculatus is a woody liana commonly known as black oil plant, climbing staff tree, and intellect tree. The plant grows throughout India at elevations up to 1,800 m (5,900 ft).
C. paniculatus is a deciduous vine with stems up to 10 cm (3.9 in) in diameter and 6 m (20 ft) long with rough, pale brown exfoliating bark covered densely with small, elongated lenticles. The leaves are simple, broad, and oval, obovate or elliptic in shape, with toothed margins. C. paniculatus is a climbing shrub found throughout India.