Rare Flowers and Plants

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Offline Yousuf.Chy

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Rare Flowers and Plants
« on: October 26, 2010, 06:01:46 PM »
Amorphophallus titanum

When it was discovered in the rainforest of central Sumatra in western Indonesia, by the Italian botanist and explorer Dr. Odoardo Beccari in 1878, the stories caused quite a sensation and disbelief among European botanists. Not until the first specimen flowered in cultivation at Royal Botanic Gardens, Kew, England in 1889 did the world take notice. During the Victorian era plant hunting was at its height and unusual specimens were enjoyed by a discerning and curious audience. It was also an era where governesses protected young women from such an indecent sight. Whenever the Amorphophallus titanum, which grows only in western Sumatra, has flowered in cultivation it has attracted an enormous amount of attention. The 1998 bloom attracted more than 5,500 visitors to Fairchild Tropical Botanic Garden and worldwide media attention as the first documented bloom of this species in the United States since 1939. A 1996 bloom of this species attracted thousands of people to Royal Botanic Gardens, Kew, as did a 1970 two-day flowering in Java which attracted 34,000 viewers. It was introduced to the United States in 1937 when the New York Botanic Garden and the daily press kept the public informed of the progress of the gigantic bloom grown from an imported tuber. The spectacular event so impressed people that when a second specimen flowered (from another imported tuber) two years later it was designated as the official flower of the Bronx, symbolic of the largest and fastest growing borough of the City of New York. The discovery of this species must rank as one of the greatest highlights of natural history exploration.


source: http://www.virtualherbarium.org/Amorph/amorphophallus-history.html
Yousuf Chowdhury
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Daffodil International University
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Cell: +880 01713493051.
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Offline Yousuf.Chy

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Re: Rare Flowers and Plants
« Reply #1 on: October 26, 2010, 06:05:08 PM »
Dracunculus vulgaris

Dracunculus vulgaris (aka Arum dracunculus) is variously called the Dragon Arum, Voodoo Lily, Ragons, Snake Lily, Black Arum, Black Dragon, Dragonwort, & Stink Lily. In Greece it is called Drakondia, the dragon or serpent being the long spadex inside the enormous maroon-lipped spathe.

It is native to the Balkans, to Mediterranean Europe, Greece, the isle of Crete & the Aegean Islands, all the way to Southwest Turkey. In some places it's a veritable weed in its natural settings, albeit a weed of splendid countenance.

Though it looks like it ought to be tropical, it is not; & it transfers to the temperate garden with great ease, doing well in zones 5-8.

Voodoo LilyNorthwest gardeners have reported them spreading quite wildly, & requiring no special attention of any kind. They spread by self-seeding & by bulb offsets. If the seedheads are not collected, they will eventually fall over in the garden, where beetles or ants cart them away, spreading the voodoo lily more distantly. The penultimate photo below shows one of the green seed cobs in August. The final photo shows the ripened cob in October, when the stalk has softened has toppled to the ground so insects will clean & disperse the seeds.

Yousuf Chowdhury
Student Counselor,
Daffodil International University
Member, DIUAA
Cell: +880 01713493051.
E-mail: yousuf.chy@daffodilvarsity.edu.bd

Offline Yousuf.Chy

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Re: Rare Flowers and Plants
« Reply #2 on: October 26, 2010, 06:10:31 PM »
Nepenthes tenax

Nepenthes tenax (Latin: tenax = tenacious) is a lowland species of tropical pitcher plant native to northern Queensland, Australia. It is the third Nepenthes species recorded from the continent, and its second endemic species. N. tenax is closely related to the two other Australian Nepenthes species: N. mirabilis and N. rowanae.

N. tenax grows to a height of around 100 cm with pitchers rarely exceeding 15 cm. The stem is usually self-supporting. In its natural habitat, it is sympatric with N. mirabilis and N. rowanae. Two natural hybrids involving these species have been found.

Yousuf Chowdhury
Student Counselor,
Daffodil International University
Member, DIUAA
Cell: +880 01713493051.
E-mail: yousuf.chy@daffodilvarsity.edu.bd

Offline Yousuf.Chy

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Re: Rare Flowers and Plants
« Reply #3 on: October 26, 2010, 06:20:41 PM »

Aigrette


Venus Flytrap

The Venus Flytrap, Dionaea muscipula, is a carnivorous plant that catches and digests animal prey—mostly insects and arachnids. Its trapping structure is formed by the terminal portion of each of the plant's leaves and is triggered by tiny hairs on their inner surfaces. When an insect or spider crawling along the leaves contacts a hair, the trap closes if a different hair is contacted within twenty seconds of the first strike. The requirement of redundant triggering in this mechanism serves as a safeguard against a waste of energy in trapping objects with no nutritional value.




Yousuf Chowdhury
Student Counselor,
Daffodil International University
Member, DIUAA
Cell: +880 01713493051.
E-mail: yousuf.chy@daffodilvarsity.edu.bd

Offline Yousuf.Chy

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Re: Rare Flowers and Plants
« Reply #4 on: October 26, 2010, 06:30:24 PM »
Drosera capensis

Drosera capensis, commonly known as the Cape sundew, is a small rosette-forming carnivorous species of perennial sundew native to the Cape in South Africa. Because of its size, easy to grow nature, and the copious amounts of seed it produces, it has become one of the most common sundews in cultivation. D. capensis produces strap-like leaves, up to 3.5 cm long (not including the petiole) and 0.5 cm wide, which, as in all sundews, are covered in brightly coloured tentacles which secrete a sticky mucilage that traps arthropods. When insects are first trapped, the leaves roll lengthwise by thigmotropism toward the center. This aids digestion by bringing more digestive glands in contact with the prey. This movement is surprisingly fast with completion in thirty minutes. The plant has a tendency to retain the dead leaves of previous seasons, and the main stem of the plant can become quite long and woody with time.

Yousuf Chowdhury
Student Counselor,
Daffodil International University
Member, DIUAA
Cell: +880 01713493051.
E-mail: yousuf.chy@daffodilvarsity.edu.bd

Offline Yousuf.Chy

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Re: Rare Flowers and Plants
« Reply #5 on: October 26, 2010, 06:43:27 PM »
Rafflesia arnoldii

Several species of  Rafflesia grow in the jungles of Southeast Asia, all of them threatened or endangered. Rafflesia arnoldii is the largest; its blossom attains a diameter of nearly a meter and can weigh up to 11 kg. Not only is it the world's largest flower, it is one of the most bizarre and improbable organisms on the planet.

It produces no leaves, stems or roots but lives as a parasite on the Tetrastigma vine, which grows only in primary (undisturbed) rainforest. Only the flower or bud can be seen; the rest of the plant exists only as filaments within its unfortunate host. The blossom is pollinated by flies attracted by its scent, which resembles that of carrion.

The Rafflesia is rare and fairly hard to locate. It is especially difficult to see in bloom; the buds take many months to develop and the blossom lasts for just a few days. How many of these strange plants still survive is unknown, but the last of them can be expected to vanish as the remaining primary forests of Borneo and Sumatra are burned.

Yousuf Chowdhury
Student Counselor,
Daffodil International University
Member, DIUAA
Cell: +880 01713493051.
E-mail: yousuf.chy@daffodilvarsity.edu.bd

Offline Yousuf.Chy

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Re: Rare Flowers and Plants
« Reply #6 on: October 26, 2010, 06:47:18 PM »
Tacca chantrieri 'black' , Bat Flower
TACCA CHANTRIERI 'BLACK'
Bat Flower

Taccas have beautiful foliage and one of the most interesting flower ever seen. However, they can be picky sometimes regarding their environmental conditions. When they like the conditions, they grow, flower a lot, and even produce babies. When something is not right, they slowly decline and eventually die. Unfortunately, sometimes the only way to know if you can provide them the right conditions is by trying.
Large plants seem to do better than smaller ones. They like shade, and good air circulation. They don't like too much heat and air that is too dry.
We found that they don't like to be rootbound. It may not be a bad idea to repot it every year in the spring. When you reach a 10" pot or larger you can wash the soil, cut most of the roots off and remove most of the leaves. Remove the babies and repot in the same size pot with fresh soil.

Yousuf Chowdhury
Student Counselor,
Daffodil International University
Member, DIUAA
Cell: +880 01713493051.
E-mail: yousuf.chy@daffodilvarsity.edu.bd

Offline Yousuf.Chy

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Re: Rare Flowers and Plants
« Reply #7 on: October 26, 2010, 06:50:39 PM »
Strangler Fig

Strangler Fig is the common name for a number of tropical and sub tropical plant species, including some banyans and unrelated vines, namely:

    * Ficus aurea, also known as the Florida Strangler Fig
    * Ficus barbata, also known as the Bearded Fig
    * Ficus watkinsiana
    * Ficus obliqua
    * Ficus benghalensis

They all share a common "strangling" growth habit that is found in many tropical forest species, particularly of the genus Ficus. This growth habit is an adaptation for growing in dark forests where the competition for light is intense. These plants begin life as epiphytes, when their seeds, often bird-dispersed, germinate in crevices atop other trees. These seedlings grow their roots downward and envelop the host tree while also growing upward to reach into the sunlight zone above the canopy

Yousuf Chowdhury
Student Counselor,
Daffodil International University
Member, DIUAA
Cell: +880 01713493051.
E-mail: yousuf.chy@daffodilvarsity.edu.bd

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Re: Rare Flowers and Plants
« Reply #8 on: October 26, 2010, 06:54:49 PM »
Lunaria annua

Annual Honesty (Lunaria annua) is a tall (height about 1 m), hairy-stemmed biennial plant native to the Balkans and south west Asia, and naturalized throughout Europe, North America, and parts of Asia. It has large, pointed oval leaves with marked serrations. The common name "Honesty" arose in the 16th century, and it may be due to the translucent seed-pods which are like flattened pea-pods and borne on the plant through winter. In South-East Asia and elsewhere, it is called the Money Plant, because its seed pods have the appearance of silver coins. In the United States it may also be known as "Silver Dollars," also because of the seed pods. In Denmark it is known as Judaspenge and in The Netherlands as Judaspenning (coins of Judas), an allusion to the story of Judas Iscariot and the thirty pieces of silver he was paid.



*all the above posts are from world wide web.
Yousuf Chowdhury
Student Counselor,
Daffodil International University
Member, DIUAA
Cell: +880 01713493051.
E-mail: yousuf.chy@daffodilvarsity.edu.bd