Shaluk or Blue water lily (Nymphaea nouchali, family: Nymphaceae) is an aquatic plant grows from underwater soil. The plant is found in ponds, canals, beels and jheels everywhere in Bangladesh along with White water lily, Keshordam, Water spinach, Bladderwort and other aquatic plants.
Leaves are shiny green, purplish or reddish beneath, round or ovate, irregularly serrated, 15-32 cm long and 10-25 cm wide, floating on water. The length of petiole and pedicel increases with the rise of water level.
Flower is purplish and slightly scented. Petals 10-30, oblong to oblong-lanceolate, acute, arranged in three layers. Stamens numerous, 10-50, yellow in color. Petiole is 20-150 cm long. Sepals usually green, sometimes dull red, often marked with darker dots and lines. The flower is little bit smaller than Shapla, Water lily. Flower blooms at night. It remains open till noon. Flowering occurs in the rainy season to late autumn (July to November).
Fruit a spongy berry, 4.5 in diameter, ripening under water enclosed by persistent sepals. The propagation of the plant is caused by seeds and by bulb. It is also found in East Africa and South and Southeast Asia. As an ornamental plant it is planted in the water tanks and lakes in parks and gardens in Bangladesh. The Blue water lily is the national flower of Sri Lanka.
Other Bangla names: Kumud, Shundi, Nilkomol, Nil shapla, Nil poddo, Nil kombol.
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. Flowers are reddish inside, outside brownish yellow, scented, petals 5. It produces flowers in spring. 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
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
Lal shonail or Pink shower ( Cassia javanica , family: Fabaceae) is a medium-sized deciduous tree with knotted and shortened trunk, attaining a height of 12-16 m. Bark is grey. Young shoots are silky. Its spreading branches sometimes almost touch the ground towards the peripherry. It is an ideal tree for planting in a large garden. It is found in the hilly forests of Sylhet and Chattogram in Bangladesh. As a beautiful ornamental tree, it is planted in parks, botanical gardens, gardens and roadsides in the country. It is also found in various tropical countries of Asia. At the beginning of summer, the canopy of the tree is covered with flowers in such a way that it looks as if a pink fountain is waiting to fall. In order to get colorful colors in summer, you have to plant this tree in the garden with Jarul , Krishnochura , Shonalu and Konokchura . Leaves are spectacular. These are compound, 12-24; leaflets elliptic-oblong, 2.5-4.5 cm and 2-3.5 cm wide. Flowers are scented, pink