Cinchona pubescens is a tree native to the Andean region of South America, particularly found in countries like Peru and Ecuador. It is known for its bark, which contains alkaloids such as quinine, historically used to treat malaria. The tree can grow up to 20 meters tall and has a distinctive appearance with its broad leaves and clusters of small, fragrant flowers. The bark of Cinchona pubescens is harvested for medicinal purposes, and it plays a significant role in traditional medicine. In addition to its use in treating malaria, quinine has also been used to flavor beverages like tonic water. Conservation efforts are important to protect this species due to habitat loss and overharvesting.