An evergreen tree that grows to a height of 30m with a girth of 1.5m. Bole produces stilt roots. Bark is gray with shallow horizontal cracks. Stems are somewhat swollen, marked by conspicuous leaf scars, 1cm in diameter, and annular. Stipules are 4–8cm long. Petiole is 1.5–3cm long and reddish. Blade is elliptical–oblong, 7cm × 18cm × 3cm × 8cm, and reddish at the margin. Base is cuneate and the apex is apiculate. Flowers are green to yellowish, and arranged in pairs on 5mm × 1.5cm-long pedicels with the pedicel arising from the leafless parts of the stems. Hypocotyls are club-shaped, cylindrical with a blunt tip, smooth, and up to 40cm long and 1.5cm in diameter, brown with a few large lenticels.
Christophe Wiart. Medicinal Plants of Asia and the Pacific, P:153, CRC Press, June 2006.
Premanathan, M., Nakashima, H., Kathiresan, K., Rajendran, N., and Yamamoto, N. 1996. In vitro anti-human immunodeficiency virus activity of mangrove plants. Indian J. Med. Res., 103, 278.
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