Jasminum sambac is a small shrub or vine growing up to 0.5 to 3 m (1.6 to 9.8 ft) in height. It is widely cultivated for its attractive and sweetly fragrant flowers. The flowers may be used as a fragrant ingredient in perfumes and jasmine tea. It is known as the Arabian jasmine in English. It is the national flower of the Philippines, where it is known as sampaguita, as well as being one of the three national flowers of Indonesia.
The flowers bloom all throughout the year and are produced in clusters of 3 to 12 together at the ends of branches.They are strongly scented, with a white corolla 2 to 3 cm (0.79 to 1.18 in) in diameter with 5 to 9 lobes. The flowers open at night (usually around 6 to 8 in the evening), and close in the morning, a span of 12 to 20 hours. The fruit is a purple to black berry 1 cm (0.39 in) in diameter.