Krishnachura or Royal poinciana (Delonix regia, family: Fabaceae) is a large deciduous ornamental tree with spreading crownn. It is one of the most spectacular flowering trees in the tropicular world. When the blooming begins, a miraculous beauty is reflected throughout the tree.
Other names: Peacock flower tree, Flamboyant, Flame of the forest, Flame tree.
It is planted in gardens and parks and beside the roads and highways. In fact, it is planted everywhere in Bangladesh. Its original home is Madagascar. The tree is brought to the country from Mauritius in 1812, perhaps through Christian missionary. In India, it is called 'Gulmohar' (Golden seal).
Leaves are beautiful. Those are bipinnate, large, about 1 m long, pinnae 11-18 pairs, leaflets up to 20, tiny, 1 cm long.
Flower arise in broad erect clusters at the end of the leafless branches. Sepals 5, petals 5, orange-red in color, except the other one which bears yellow or white stripes. It blooms in the summer (April), sometimes flowering continuous up to July. A yellow variety (Delonix regia var. flavida) of this is also seen in Bangladesh.
Fruit is legume, very long 30-60 cm and 4-5 cm wide. It is flat, sometimes curved and twisted. Propagationis caused by seeds and cuttings.
The beautiful tree drops all the leaves in the winter and becomes absolutely bald. And this time the dried fruits can be seen hanging the tree.
Different parts of the plant is used in piles, tumour, vomiting, fever, urinary problem and irregular menstruation. Its flower, leaf and bark are purgative and stimulant.
The poets and writers of Bangladesh are fascinated by the beauty of its flowers. However, many of them mistakenly think that its flowers bloom in the spring.
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