Arts & Life Cinchona Montana Public Radio | By mtpr.org Published January 24, 2014 at 8:00 AM MST Facebook Flipboard LinkedIn Email Listen • 1:29 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.http://www.floradelaterre.com/