persistent, curved, angular, dark-brown bases of the petioles; brown ex- 

 ternally, green internally: odour feeble but disagreeable; taste at first 

 sweetish and astringent, but later bitter and nauseous. 



^xtractum Filicis Liquidum. Dose, 45-90 min. ; 3-6 c.c. 

 An ethereal extract containing much oil from which the ether has been 

 evaporated. 



Foeniculi Fructus. Fennel Fruit. The dried ripe fruit of Fceni- 

 culum capillaceum. Oblong, more or less curved, 1/5-2/5 inch long 

 and 1/10 inch in diameter; odour aromatic; taste aromatic, agreeable, 

 and sweet. Contains an oil. 



Aqua Fceniculi. 10; Water 100: by distillation. 



Galbanum. Galbanum. Dose, 5-15 gr. ; 3-10 dgms. 



A gum resin obtained from Ferula galbaniflua. In tears or masses of 

 tears, which are rounded or irregular in form, larger or smaller in size than 

 a pea, yellowish-brown in colour and often dirty, internally opaque and 

 yellowish-white: hard and brittle if cold, becoming sticky and ductile if 

 held in the hand : taste bitter and unpleasant, odour characteristic. 



Pilula Galbani Composita. Dose, 4-8 grs. ; 2>-5 dgms. (In 

 1 or 2 pills). 

 Asafetida, Galbanum and Myrrh, of each 28.5; Syrup of Glucose, q.s. 



GALLA. GALLS. Excresences on Quercus infectoria resulting from 

 the puncture and deposit of eggs by Cynips Gallae tinctoriae. 

 ^nguentum Gallae. 20; Benzoated Lard, 80. 

 2 Unguentum Gallae cum Opio 92.5; Opium, 7.5. 



Gelatinum. Gelatin. The air-dried product of the action of boil- 

 ing water on such animal products as skin, tendons, ligaments, and bones. 

 Insoluble in alcohol and ether, soluble in acetic acid. A 2% solution in 

 water should gelatinise on cooling. 



GELSEMII RADIX. GELSEMIUM ROOT. The dried rhizome and 

 roots of Gelsemium nitidum. Nearly cylindrical pieces 6 inches or more 

 in length. 1/4-3/4 inches in diameter, brown or dark violet -brown exter- 

 nally: taste bitter, odour slightly aromatic. Active principle gelseminine, 

 an alkaloid. 



^inctura Gelsemii. Dose, 5-15 min. ; 0.3-1 c.c. 

 10; Alcohol 100: by percolation. 



Gentianae Radix. Gentian Root. The dried rhizome and roots 

 of Gentiana lutea. Cylindrical pieces, often longitudinally split, varying 

 in length, but seldom more than an inch in thickness, yellowish-brown 



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