January 25th, 2014: Cinchona is the national tree of Peru and Ecuador. Its bark contains the alkaloid quinine, which since the 1600s, has been used to treat the fever and chills of malaria.
January 25th, 2014: Cinchona is the national tree of Peru and Ecuador. Its bark contains the alkaloid quinine, which since the 1600s, has been used to treat the fever and chills of malaria.