Steinmetz:Cinchona

Cinchona succirubra

Also known as (or relevant to) Cinchona succirubra Cinchona calisaya Cinchona officinalis(and other species) Family Rubiaceae English Names Peruvian bark Jesuits bark Natural Habitat South America India Ceylon Indonesia West Africa East Africa Part(s) Used Cortex Chinae (Cortex Cinchonae)

Constituent(s) cinchonine quinine quinidine (cinchonidine) quinamine several other alkaloids tannic acid resin gum volatile oil sugar wax Action febrifuge tonic astringent antiseptic antiperiodic. The bark of Cinchona Ledgeriana (which tree is a mere form of Cinchona Calisaya) has proved by the most productive in quinine of all Cinchona barks.