Peruvian Bark is commonly known as quinine, a natural substance used to treat malaria. Its scientific name is Cinchona and has been used for centuries by Peruvian natives as a medicinal herb. However, there are various synonyms for this herb, which include Chinchona, Jesuit's Bark, Red Cinchona, Calisaya, and Yellow Cinchona. Although it's commonly referred to as Peruvian Bark, it's now in high demand all over the world due to its therapeutic benefits. Today, it is widely cultivated in various countries, including India, Brazil, and East Africa. Overall, the synonym for Peruvian Bark demonstrates the widespread usage of this special plant in various parts of the world and its importance in treating malaria and other illnesses.