Showing posts from January, 2022

Cream fruit or Climbing Oleander, Strophanthus gratus

Cream fruit or Climbing Oleander ( Strophanthus gratus , family: Apocynaceae) is a climbing shrub with woody stem and spectacular flowers, can be up to 25 m long. Stem is dark grey and young shoots are dark purple with numerous light dots. Most of the time it grows to the size of a shrub with a length of 2-3 m only. It is one of the most adorable flowering climbers of the tropics. In Bangladesh, it is found in parks and botanical gardens as an ornamental plant. The vigorous climber is originated in tropical Africa. Other names:  Rose allamanda, Spider-tresses, Poison arrow vine.  Leaves are dark green, thick, leathery, glabrous and shiny, oblong-elliptical, 8-16 cm long. Flowers are beautiful, occur in March-August. Flowers are spectacular, 6-10 flowers in terminal inflorescence, rose-scented, wide-throated, funnel-shaped, 5-6 cm long, purplish white. Sepals 5, petals 5. Fruits are pods, very long, 18-40 cm. The propagation of the semideciduous plant is caused by seeds and cuttings.

Dunil or Koya-jarul, Premna bengalensis

Dunil or Koya-jarul ( Premna bengalensis , famliy: Lamiaceae) is a medium-sized evergreen tree often with fluted trunk and somewhat quadrangular branches and shoots. Its stem, reddish young shoots, leaves and inflorescence are stellately tomentosed. Bark is ashy-grey and it removes papery flakes from its body. The geographical extent of the plant is not so large. It is found in hilly and plain lands of Bangladesh as well as India, Nepal, Vietnam and Myanmar.  Other local names: Pakirhara, Pakhir-har, Aholauja, Phongta. Leaves are simple, thin, shiny and light green, coriaceous, elliptic to ovate-oblong, 8-24 cm long and 4-10 cm wide, petioled, usually entire, sometimes irregularly dented, tip acuminated, opposite.  Flowering occurs in May-September. Tiny flowers are borne in large terminal inflorescence. These are bisexual, greenish white, white or yellowish with 2-lipped corolla, calyx tubular, 4-5-lobed.  Fruit is a drupe, round, 4-5 mm in diameter, it turns black when ripe. The pl

Lau or Bottle gourd, Lagenaria siceraria

Lau or Bottle gourd ( Lagenaria siceraria , family: Cucurbitaceae) is an annual vine with pubescent and angular stem and tendrils, attaining a length of 5 m. It is one of the most popular and widely cultivated vegetables in Bangladesh. It is grown as a homestead vegetable in almost every household in the village. Whole plant is consumed by the locals of the country except roots. The much-branched climber is probably originated in tropical Africa. Now it is found throughout the Asia and other tropics as well as some temperate areas of Asia, Africa and Americas.  Other names: Kodu, Pani lau (Bang); Calabash, Club gourd, White-flowered gourd (Eng). Leaves are thin, multilobed (5-9 usually), broadly ovate, 8-32 cm long and wide too, puberulous both sides, palmately veined, irregularly toothed, deeply cordate at base and tip acute, petiole 8-24 cm long, thick, hollow sometimes. The plant is monoeceous. Flowers are usually white, but can be yellow too. Male flowers' peduncle is as lon

Dhundul or Smooth loofah, Luffa cylindrica

Dhundul or Smooth loofah ( Luffa cylindrica , family: Cucurbitaceae) is an annual extensive climber with profuse branches and tendrils. Stem is stout, glabrous and angular. As vegetables, its fruit is one of the most popular one in Bangladesh. The plant is widely cultivated in the country as commercial crops. It is found in South and Southeast Asia and other tropical areas of the world. It is probably originated in South and Southeast Asia. Other names:  Purul, Tipola (Bang); Sponge gourd, Egyptian cucumber, Vietnamese luffa, Vegetable-sponge (Eng). Leaves are multilobed, usually 5-7, glabrous or slightly hairy, 14-26 cm long and wide too; base cordate, tip acute or acuminate. Petiole 10-12 cm long.  The plant is monoecious. Flowers are bright yellow, usually 15-20 male flowers in raceme inflorescence, 5-10 cm wide; female flowers solitary, both male and female are long-peduncled.  Fruits are cylindric, smooth and marked with 7-9 straight lines, straight or slightly curved, 20-35 cm l

Shidur kolmi or Scarlet morning glory, Ipomoea hederifolia

Shidur kolmi or Scarlet morning glory ( Ipomoea hederifolia , family: Convolvulaceae) is an annual twiner with narrow and weak stem. It is originated in tropical and subtropical America. In Bangladesh, it is naturalised mainly in the wild areas of Chattogram Hiil Tracts.  Other names: Shurjokanti, Lal morning glory (Bang.); Scarlet creeper, Star ipomoea, Ivy-leaved morning glory (Eng).  Leaves are variable. These are thin and glabrous, 3-14 long and 4-10 cm wide, ovate-orbicular, multilobed (usually 3-lobed), cordate at base and acuminate at tip, opposite, long-petioled. Flowers are in terminal or axillary cymes, usually 1-9, scarlet, 3-4 cm long, sepals 5, petals 5, tube narrow; stamens 5, exserted. Flowering occurs in November-March. Fruit is a capsule, globular. The fast-growing twiner is propagated by seeds. The genus name of the vine 'hederifolia' is derrived from it's Ivy-like leaves.  The fruit is a round capsule up to 8 mm in diameter containing a few seeds.  Syn

Agmukhi or Madras pea pumpkin, Mukia maderaspatana

Agmukhi or Madras pea pumpkin ( Mukia maderaspatana , family: Cucurbitaceae) is an annual much-branched climber with angular shoots and tendrils, attaining a length of 3-4 m. There are spine-looking hairs all over its body. It is found in village thickets and fallow lands scatteredly all over Bangladesh. Sometimes it is found grabbing spiny herbs or shrubs to survive with hostile condition properly. It is also found in some countries of South and Southeast Asia also. Other names:   Bilari, Agamukhi (Bang); Rough bryoni (Eng).   Leaves are variable; mutilobed, usualy 3-5 lobed, can be found ovate and cordate at base, 5-9 cm long, both sides rough, dented irregularly, long-petioled, alternate. Flowers are tiny, 1 cm across, bright yellow, calyx tubular, petals 5, sepals 5, stamens 3. Flowering occurs in August-December. Fruits are hairy too. Green pea-sized fruits are stripped with two sahdes of green or green when raw and vivid red when mature. Flowers and fruits can be seen at a tim