Cinchona pubescens Cinchona pubescens Cinchona pubescens, also known as red cinchona and quina (Quechua) ( "Cascarilla, cinchona"; "quina-do-amazonas, quineira"), is native to Central and South America. It is known as a medicinal plant for its bark's high quinine content- and has similar uses to "Cinchona officinalis" in the production of quinine, most famously used for treatment of malaria. "C. pubescens" varies from small to large in size, growing to 10 meters in height (33 ft). When cut, the bark tends to turn red. Leaves are elliptical to oblate and thin. The leaves have pubescent teeth that turn red when they are older,
USS Cinchona (AN-12) USS Cinchona (AN-12) USS "Cinchona" (AN-12/YN-7) was an "Aloe"-class net laying ship which was assigned to serve the U.S. Navy during World War II with her protective anti-submarine nets. "Cinchona" (YN-7) was launched 2 July 1941 by Commercial Iron Works, Portland, Oregon; sponsored by Mrs. W. Casey; outfitted by Puget Sound Navy Yard; and placed in service 15 August 1941, Lieutenant H. H. Breed, USNR, in charge. Assigned to the 14th Naval District, she arrived at Pearl Harbor 17 October where she took up duty in net repair and replacement, salvage of gear lost or adrift, and maintenance of net