Bangladesh is a rich land of biodiversity. About 6000 species of plants are gathered in such a small area of 147570 sq km.
I am trying to introduce the flora of Bangladesh in a pack from the naturalist view, not from the eye of plant-expert. For this, there will be some unwanted mistakes.
Needless to say, pics used in this site are all original and snapped by me. The information are gathered here from the personal notes, collected books and from different websites.
Jaam or Black plum, Syzygium cumini
Jaam or Black plum (Syzygium cumini, family: Myrtaceae) is a medium or large-sized evergreen with spreading and upright branches. The trunk is straight, grey in color and rough. The fruits of the plant is very juicy, nice-colored, tasty and nutritious too. It is a very common tree in Bangladesh. The plant is an evergreen and shadow-giving tree. So it is planted in parks and gardens and beside the avenue and highways. It is found throughout the tropical and subtropical regions of Asia as well as Australia. The original home of the plant is considered as India.
Other names: Indian black berry, Jamun, Jambu
Leaves are simple, green, glabrous, coriaceous, ovate-oblong, 6-15 cm long and 3-9 cm wide, apex pointed, alternate, petioled.
Propagation of the plant is caused by seeds and cuttings. Fruits, roots, leaves, seeds and barks are used in dysentery, diabetes, cough, high blood pressure and lever diseases. A kind of wine can be produced from its juicy fruits. Fruit contains starch, protein, fats, mineral salt and Vitamin B and C. Wood is durable and excellent as fuel but not good enough to make furniture.
Flowers are whitish, scented, sessile. Flowering occurs in the beginning of summer. It blooms in cluster on cyme inflorescence arising from old stem.
Fruit is berry, ovoid or round, very juicy, green when raw, deep violet or blackish when ripe. Fruits ripe in late summer. The Hindus and Buddhist of the subcontinent regarded the tree as sacred one. They plant the tree in the courtyard of their shrine. The tree is well described by ancient Sanskrit and Bengali poets. It is called Jambulah in Sanskrit.
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
Maloncho or Alligator weed (A lternanthera philoxeroides , Amaranthaceae) is an aquatic or semi-aquatic perennial herb rooting at nodes. Stem is juicy, slender and hollow. So the plant can easily float on the water. Other names: Heycha, Hechi-shak, Burma-shak, Bormi-shak. Though the floating plant is found everywhere in Bangladesh, surprisingly it is native to Brazil. In the far past it has been introduced to the subcontinent and Southeast Asia. Flowers are very small, white, on head inflorescence, petals 5. Peduncle is very long. Leaves are green, slightly serrated, linear, elliptic-lanceolate, 3-8 cm long, opposite, acute at the end. Fruit an utricle, ovoid-orbicular or obcordate. Seed is inverse, lenticular, single-seeded. Flowering occurs in the rainy season. Propagation is caused by cutting or seeds. It grows in damp places, near pond and canal etc. Leaves are eaten as vegetables. It is energizing, emollient and reputed to induce
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