72 HARDHACK — HARTSTONGUE — HAWTHORN. 



a very valuable and important remedy in dropsy, 

 urinary obstruction and suppression. The infusion 

 is taken in wineglassful doses. 



HARDHACK. Spiraea tomentosa. 



Synonym — White Leaf, Silver Leaf. 



Part used— Leaves. 



Action — Bitter, tonic, astringent. Should be freely 

 used in cases of cholera, diarrhoea, and bowel complaints 

 after inflammations have abated. It is also used as a 

 tonic and astringent injection in female complaints. 

 The decoction is made from i ounce of leaves boiled in 

 a pint of water, and is taken in doses of i or 2 wine- 

 glassfuls. 



Preparation — Fluid extract : Dose, £-1 drachm. 



HARTSTONGUE. Asplenium tricho wanes. 



Synonym — Spleenwort. 



Part used — Herb. 



Action — Diuretic, laxative, pectoral. Specially re- 

 commended for removing obstructions from the liver 

 and spleen, also for removing gravelly deposits in the 

 bladder. The decoction is made of 2 ounces to a 

 pint of water. Dose, a wineglassful. 



HAWTHORN. Crataegus oxycantha. 



Synonym — English Hawthorn, Haw. 



Part used — Fruit, bark. 



Action — Cardiac, tonic. This drug is claimed to be 

 a curative remedy for organic and functional heart 

 disorders such as dyspnoea, rapid and feeble heart 

 action, hypertrophy, valvular insufficiency, and heart 

 oppression. The dose is from 2-15 grains 3-4 times 

 a day. 



Preparation — Fluid extract : Dose, 10-15 drops. 



