| Forest plants and trees |
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| Plants in medicine |
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| Cures from around the world |
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| People have been using plants to make medicines for thousands of years. |
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| Modern scientists still use plants to make medicines. |
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| Some medicines can cure very serious illnesses. |
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| Many plants for new medicines are found in rainforests. |
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| Unfortunately, forests are destroyed so fast that some plants might disappear before they have been discovered. |
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| Many people wish that the forests could be better protected. |
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| Madagascar - rosy periwinkle |
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| This plant grows in the rainforest. All parts of the plant are used. |
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| The rosy periwinkle is used to treat a serious fever that can kill. |
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| It is also used to treat a disease of the blood which some children have. |
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| Nigeria and West Africa - bitter kola |
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| The seed is inside the fruit. |
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| The tree grows up to 30 metres tall in warm, damp rain forests. |
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| These are the leaves and fruit of the bitter kola tree. |
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| The seeds can be used to treat sore throats. |
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| Recently they have been used to treat very dangerous fevers. |
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| North East India - serpentine root |
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| It grows in forest clearings. The roots and leaves are used. |
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| This plant is used to treat pains in the bones. |
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| It is also used to treat a person who is anxious and nervous. |
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| North America, Europe, Asia - willow |
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| Its favourite habitat is near rivers and streams. |
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| The bark from the trunk is used. |
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| The bark is used to make tablets. |
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| Some people with heart disease take one tablet a day. |
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| This helps their hearts to work well and to keep their blood flowing normally. |
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| South America - Cinchona tree |
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| It grows on slopes of the Andes mountains in th Amazon rainforest. |
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| It has white, pink or yellow flowers. |
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| The wood of this tree and bark from the trunk are used to treat fever and pain, to calm nervous people and to kill germs. |
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| Europe, Asia - poppy |
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| This plant is grown in large fields. |
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| Poppies are grown to make a very strong painkiller. |
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| Immediately after an operation, patients are given this painkiller to help them feel better and to get stronger. |
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| The life cycle of a plant |
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| The seed lies on the earth. |
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| The seed cracks open. Tiny shoots appear. |
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| On shoot grows up to the light. One shoot goes down. |
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| The first leaves appear. The roots grow. |
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| The stem grows longer and stronger. |
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| A bud begins to grow on the stem. |
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| The petals unfold and the flower opens. |
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| The seeds form in the flower. The flower dies. |
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| The seeds drop down onto the earth. |
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| Listen 5 times |
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