Shupari, Betel nut or Areca nut (Areca catechu, family: Arecaceae) is an evergreen palm tree attaining a height of 45 m. It is one of the major cash crops in Bangladesh. It is cultivated extensively in the coastal areas of the country.
In Indian subcontinent, its fruit is eaten with the Betel leaf as daily food. It is found in almost every home in the village area. Like any other palm tree, it is also quite a beautiful one. The tree is planted with rows as a decorative tree in gardens and parks. The tree can survive for almost 50 years.
There are many gray-colored rings in its green trunk. Its leaves are closely packed together at the top of the tree like all other palms. There are 70-80 leaves in every pinnae. The leaves fall within a year.
Flowers are produced in the spadix-like particle. Numerous brown and sweet-scented flowers are gathered in this type of inflorescence. Immature fruits are of green color. Ripe fruits are yellow, orange or red. Fruit is oval-shaped, about 5-6 cm in diameter. The fruit skin is quite thick, fibrous.
The genus name areca (Tamil word) means a bunch of hard fruit, and the species name catechu got its name from the plant's Malaysian name. The original residence of this palm is believed to be Malaysia and the Philippines.
Mat, basket, bag can be made from the leaves. Its trunk is used as pole frequently. Its fruit powder is used in worms, diarrhea, dyspepsia and sexual stimulation. However, eating raw fruit can bring bad results for the eyes. By the by, in many areas of Bangladesh it is called Gua.
Shimul or Red silk-cotton ( Bombax ceiba , family: Malvaceae) is one of the most common trees that found in Bangladesh. This deciduous straight tall tree with thorny trunk and spreading crown is also found in tropical regions of Asia. In Bangladesh, the tree is planted in parks and on highways and beside national monuments for its gorgeous fire-red flowers. It can reach a height up to 60 m. Common names: Shimul, Red silk-cotton, Red cotton tree. Leaves are large, spreading, glabrous, digitate, leaflets lanceolate, entire, 10-15 cm long; petiole is up to 20 cm long. It blooms in spring (March-April). Flowers red, numerous, appearing when the tree is bare of leaves, stamens numerous arranged in five outer bundles and one middle bundle. Fruit capsules, woody valves. 10-13 cm in length. Seeds smooth, black or grey embedded in long white wool. Oh! the flame of the forest! Young plant is used in dysentery, cough, plethora, malnutrition and sexu
Makal or Mahakal ( Trichosanthes tricuspidata , family: Cucurbitaceae) is a woody climber with tendril and branches, attaining a height of 10-12 m. The multiangular-branched plant climbs up very far by holding any tree in the forest. It is found in the hilly areas as well as plain forests and village thickets in Bangladesh. It is also found in Indian subcontinent, Australia and some countries of South and Southeast Asia. According to ancient Sanskrit scriptures the other names of the plant are Bishala, Mohendro-baruni. In the Himalayas it has been seen at an altitude of 5000 feet. There are many refferences to the fruit in Bangla and Sanskrit literature. Someone is very nice to look at but he/she is useless--writers usually jokingly give examples of this fruit. Its roots and attractive fruits are packed with medicinal properties. The size and shape of leaves may vary. These are multilobed or trilobed, alternate, rough in both sides, 5-12 cm long, petioled, cor
Jongli badam or Bastard poon tree ( Sterculia foetida , family: Sterculuaceae) is a large deciduous tree, up to 20 m in height, with branches arranged in whorls and spreading horizontally. Trunk is robust and straight. There are eye-like glands on the grey-colored bark. The tree has some resembles with Shimul . The children are in the womb! Leaves are digitately compound, leaflets 5-8, crowded at the end of branches, elliptic-lanceolate, tip elongated, acuminate, 10-18 cm long and 4-5 cm wide, petiole is very long, about 20 cm, though the length of leaflets are very short, almost sessile. Flowers are red-yellow or light purple, borne on a axillary panicles. Sepals 5. Flowers bloom is the end of winter or in spring. Although the flowers are beautiful but those have a very unpleasant odour. For this reason, the species have been named foetida