金鸡纳树:一种金鸡纳属的树木和灌木,原产于安第斯山区,其树皮含有治疗疟疾的药用生物碱奎宁和奎尼定,因而被栽植。
Cinchona : any of several trees and shrubs of the genus cinchona , native chiefly to the Andes and cultivated for bark that yields the medicinal alkaloids quinine and quinidine , which are used to treat malaria .