The scientific name for cinchona is Cinchona officinalis or Cinchona pubescens.
Quinine comes from the bark of the cinchona tree of South America.
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Quinine is made from cinchona tree
how do cinchona trees adopt to its environment
The cinchona tree, which is native to in the Amazon rain forest. This tree's bark is the source of quinine and is the original cure for malaria.
Hindi name of cinchona bark is 'Qunain'.
Cinchona bark is known as "Chiravriksha" in Telugu.
Malaria http://www.answers.com/cinchona?cat=technology&gwp=13
If all the trees in the equatorial regions are cleared then we would'nt get the bark of cinchona tree to cure malaria. We would not get rubber from the rubber trees.
Cinchona bark is known as చిన్చోన చెట్టు (Chinchona chettu) in Telugu.
Quinine. (Too much quinine in one's system can lead to cinchonism.)