C. Med'ica, Citron. -- Small tree, but fruit very large, 20-22.5 Cm. (8-9') long, resembling pineapple in shape. The rind is popular as a dessert, essence in perfumery, and juice for similar purposes as that of lemon and line fruits. C. Medica, var. Acida. Succus Citri, Lime Juice; contains citric acid 5-10 p.c. Succus Citri et Pepsinum, lime juice 60 p.c., + glycerite of pepsin 40.