KnowraCinchonaLinked fromLinked fromThe 8 pages that link to Cinchona, each with the reason it gives.All 8Broader topic 5Related 3Gin and tonicRelated: Cinchona bark supplied the quinine used in early tonic preparations.Tonic waterRelated: Its bark was the original source of the quinine used in tonic water.Aimé BonplandRelated: Bonpland studied South American plants, including cinchona, valued for medicinal use.