42 



MATERIA MEDICA. 

 Fig. 8. 



one of cassia. Cinnamon contains some tannic acid, which is the 

 cause of its astringency. 



Cinnamon Water — Aqua Ciniiamomi — is made by rubbing up the 

 oil of cinnamon with carbonate of magnesia, and then adding water: 

 it is used as a vehicle for other medicines. The compound tincture 

 is used in the dose of f3j to f3ij. 



Orange peel — Aurantii cortex — is a mild aromatic, occasion- 

 ally employed for flavouring. 



The Aromatic seech most used are the Cardamom — Cardamo- 

 mum, — fruit of the AJinnea carclamomum, a native of Malabar. 



Fennel seed — Fceniadum^ — fruit of the Anethum fceniculum, a 

 native of Europe. 



Anise — Anhum.^ — fruit of the Anisum pimpinella. 



Coriander — Coriandrum^ — fruit of the Coriandrum sativum. 



Caraway — Cariwi^ — fruit of the Carum carui. — These all contain 

 a volatile oil, and are used chiefly for imparting an agreeable flavour 

 to other substances. The Compoumd tincture of cardaiiiom is one 

 of the best stomachic aromatics which we possess. 



