Friday, October 25, 2013

Top 5 Toxic Plants in the world

Top 5 Toxic Plants in the world

Toxins can be found or contained anywhere, one of them contained in the plant. Here it is 5 most poisonous plants known. Many people do not know what plants that are toxic and can be harmful to the body. As quoted from HowStuffWorks, there are 5 most poisonous plants known, namely :

1. Oleander
Oleander or Nerium oleander plant is considered as the most poisonous plants in the world. Because all parts of the plant contain toxins and consists of some kind of poison. But the most dangerous toxins are oleandrin and neriine that can cause strong effect on the heart.

However this plant is often used as decoration and originated from the Mediterranean area with a height of 1.8 to 5.4 meters.

If swallowed leaves containing these toxins will cause symptoms of diarrhea, vomiting, severe abdominal pain, drowsiness, dizziness, irregular heartbeat and death. If the victim is rescued before 24 hours, the chance for high survival. Usually patients are encouraged to vomit with stomach pumping or taking activated charcoal to absorb the poison.

2. Water Hemlock
Water hemlock is an attractive plant with purple leaves with white stripes and small fruits. This plant is native to North America with a height of 1.8 meters and thrives along the banks of rivers, swamps, and lowland wet grassland.

Toxins contained in this plant called cicutoxin that exist throughout the plant and most concentrated in the roots. This toxin causes stiffness and painful spasms, nausea, vomiting, cramps and tremors (shaking) muscle. Even if the survivors of these toxins will usually suffer from amnesia.

3. Rosary Pea
Rosary pea plant or seed Abrus precatorius is beautifully made with a blend of red and black, so it is often used for jewelry. The seeds contain abrin toxins and will be dangerous if the seed layer is damaged or scratched. Therefore more susceptible to jewelry makers to be poisoned compared to the wearer. This plant can reach a height of 20 feet and spread throughout the country, especially the tropics and sub​​-tropics.

Abrin toxin is more deadly than ricin, because less than 3 micrograms of abrin or not until the seedlings are quite deadly. Symptoms of poisoned that arises is difficulty breathing, fever, nausea, there are fluids in the lungs. If the seeds are ingested can cause nausea, vomiting, dehydration, kidney failure, liver and spleen. Death usually occurs within 3-5 days.

4. Deadly Nightshade
Deadly nightshade or Atropa belladonna contains atropine and scopolamine poison in the stems, leaves, fruits and roots. This plant grows as high as 0.6-1.2 meters with dark green leaves and purple bell-shaped. The flowers will bloom in mid-summer. Only found in a few regions in the world.

The toxins can affect the nervous system. At sufficient doses, the poison will paralyze the nerve endings of muscles such as blood vessels, heart and gastrointestinal muscles. Symptoms of poisoning that arises is enlarged or dilated pupils, more sensitive to light, blurred vision, headache, confusion and seizures. Swallow 2 pieces can kill a child, if 10-20 fruit can kill an adult.

5. Castor Bean

Castor bean is widely cultivated for castor oil and also as an ornamental plant. In fact these plants contain a deadly toxin called ricin. Once these plants are found in Africa, but now can be found all over the world. This plant grows well in arid regions and does not require special treatment.

Most of ricin concentrated in the seed layer, taking 3 seeds of this plant can kill a child already. Seed poisoning symptoms are nausea, abdominal cramps, vomiting, internal bleeding, circulatory and renal failure. In addition the dust in these seeds can also cause allergic reactions such as coughing, muscle pain and difficulty of breathing. - Top 5 Toxic Plants in the world

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