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.
Guloncho or Heart-leaved moonseed ( Tinospora cordifolia , family: Menispermaceae) is a deciduous creeper with hard and long stem, climbing other trees or fences. Bark on the stem is as thin as paper. Aerial roots come out of the stem when the plant grows older. The plant is found everywhere in Bangladesh except southern part. It is also native to South and Southeast Asia. Common names: Heart-leaved moonseed, Guduchi, Giloy, Guloncho, Guroncho, Padma guloncho. Leaves are simple, green, alternate, cordate, 6-15 cm long and 5-13 cm wide. Inflorescence, growing from the axil of leaflet branches, bears yellow flowers. Male and female flowers bloom separately. Sepals 6, arranged in two rows, petal 6, pistils 3. Fruit is a drupe, brilliant red when ripe. This attractive fruit is inedible to human. What an extensive climber! Tinospora cordifolia is used in weakness, tastelessness, rheumatis
Deua or Monkey jack ( Artocarpus lacucha , family: Moraceae) a large tree with large spreading crown, of 12-18 m height. The bark of the deciduous tree is grey and coarse. The type of its fruit reminds us of Jackfruit . It is found in South and Southeast Asia. It is one of the most common trees found in Bangladesh. Other names: Delo madar, deyphol, Deuphol, Dehua, Deua cham, Barta, Dalo, Bon kathal. Leaves are broadly elliptic, entire, rough, brittle, 10-30 cm long and 10-18 cm wide, undulate, back hairy, leathery. Flowers are small, without petals. Male and female flowers grow on the same inflorescence. Female inflorescence has pedicel, though the male one has none. The fruits come from the female flowers. Fruit is a syncarp (multiple fruit, which is fleshy), wavy, velvety, bright yellow or orange when ripe, 5-10 cm in diameter. The fruit is sour-tasted but also somewhat sweet. It is eaten raw or pickled. Seed is oblong and white in color. The pl
Kolmi-lota or Water spinach (I pomoea aquatica , family: Convolvulaceae) is an annual floating herb from Morning glory family. It is found throughout the tropical and subtropical regions of the world, most commonly in East, South and Southeast Asia. Stem is soft and creeping nature. It grows in water or on the edge of water bodies. Common names: Kalmilata, Water spinach, River spinach, Water morning glory, Water convolvulus, Swamp cabbage The hollow stems of ipomoea aquatica are 2-5 meters or more long, rooting at the nodes. Leaves are long-petioled, green, ovate-cordate with pointed apex, 5-15 cm long and 2-8 cm wide , alternate. Flowers are whitish-violet or white, showy, single, axillary, funnel-shaped, 3-5 cm in diameter. Flower bloom s mainly in autumn. Propagation is either by planting cuttings of the stem shoots that will root along nodes or planting the seeds from flowers that produce seed pods. It is useful in pox and in