BUCKBEAN BUCKTHORN. 4! 



boiling water is taken in wineglassful doses three or four 

 times a day. 



Preparations Fluid extract : Dose, -1 drachm. 

 Infusion B.P. : Dose, 1-2 ounces. Tincture B.P. : Dose, 

 -1 drachm. Solid extract : Dose, 5 15 grains. Baros- 

 min : Dose, 2-3 grains. 



Distinctive character Leaves $- inch long and 

 T %- T 6 O inch wide, leathery and glossy, obovate, with 

 recurved tip and toothed margin, and round oil glands 

 scattered through the leaf. Taste and odour, charac- 

 teristic. 



Buchu leaves are often adulterated with other leaves. 



BUCKBEAN. Menyanthss trifoliate, Linn. 



N.O. Genticwacea. 

 Syn. Bogbean, Marsh Trefoil. 



Part used Herb. 



Action Tonic, deobstruent. A splendid bitter tonic, 

 which will render great service in cases of rheumatism, 

 scurvy, and skin diseases. The infusion of i ounce to 

 a pint of boiling water is taken in wineglassful doses 

 frequently repeated. 



Preparation Fluid extract : Dose, 10-40 drops. 



Distinctive character Leaves thin, brittle, with 

 long stalks and three obovate leaflets which are about 

 2 inches long and i broad, and entire at the margin. 

 Taste, very bitter. Odour, none. 



BUCKTHORN. Rhamnus cathartics, Linn. 



N.O. Rhamnacea. 

 Syn. Buckthorn Berries. Bacca Spina-ceyvina. 



Distinctive character The berries are used for 

 expressing the juice, with which syrup of Buckthorn 

 is made. When fresh they are globular, about inch 

 in diameter, with the remains of a calyx beneath ; 



