218 



OFFICIAL PREPARATIONS. 



ROSACES 





Aqua Amygdalae Amarae (o.i per cent.), . 

 Spiritus Amygdalae Amarae (i per cent.), 



. Dose: 



\^ to 2 S. dr. (2 to 8 mils). 

 5 TTR (0.3 mil). 



FIG. 113. Prunus amygdalus Branch, flower, and fruit. 



210. AMYGDALA DULCIS SWEET ALMOND 



SWEET ALMOND 

 The ripe seed of Pru'nus Amyg'dalus, var. Dulcis, De Candolle. 



BOTANICAL CHARACTERISTICS. Like Amygdala Amara, except that the style is 

 much longer than the stamens, and the seed is sweet. 



SOURCE. Western Asia and Barbary; extensively cultivated in Southern 

 Europe, Spain and Southern France chiefly supplying the market. 



DESCRIPTION OF DRUG. Closely resembles the bitter almond, but is 

 somewhat larger, with more convex sides, and has a bland, sweet- 

 ish taste, free from rancidity. When triturated with water, if forms 

 a milk-white emulsion, free from the odor of hydrocyanic acid. 



CONSTITUENTS. Fixed oil from 50 to 55 per cent., nitrogenous com- 

 pounds 25 per cent, (myrosin, vitellin, conglutin) precipitated by 

 acetic acid, emulsin, mucilage, and sugar amounting to about 6 per 

 cent. Ash, not exceeding 4 per cent. 



