Buddho narikel or Buddha coconut (Pterygota alata, family: Sterculiaceae) is a large erect tree with branches, reaching up to 50 m in height. Trunk is huge and stout. Bark is smooth and grey in color. The deciduous mighty tree is found in the hilly forests of Chittagong and Chittagong Hill Tracts and Sylhet of Bangladesh.
The tree is also found in South India, Sikkim and Andaman Islands. In Bangladesh it is planted in parks and botanical gardens as an ornamental plant.
Leaves are dark green, big, cordate, glabrous, 10-25 cm long and 7-20 cm wide, alternate; long-petioled: 10-14 cm long. Midrib and veins are clearly visible.
Fruit is big, round, hard, dehiscent, dark brown in color. Seeds are winged, numerous. Fruit pulp tastes almost like Coconut.
The native plant is propagated by seeds. Seed is edible too. It can be taken after frying. A kind of oil is extracted from seed. It is nutritious and emollient. Its wood is fibrous and can be used in making pulp for paper. The Khashia tribe of Bangladesh uses its wood as the alternative of Opium.