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Cinchona: Media

plant genus

Images

Cinchona nitida
W.H. Hodge
Cinchona bark
The bark of the cinchona tree contains quinine, a compound that is active against...
lognetic/Pond5.com
Cinchona
Red cinchona (Cinchona pubescens) flowers. The bark is used for its high...
United States Geological Survey (USGS)