342 SAPOTACE^: 



of North America. They are lance-oval, acute at both ends, about 50 to 75 

 mm. (2 to 3 in.) in length; petiolate; coriaceous; both surfaces smooth, green. 

 In medicinal doses kalmia is astringent, sedative to the heart, and antisyphil- 

 itic; also used externally in skin diseases. From its affirmed effect upon sheep 

 and other small animals it is supposed to have toxic, narcotic properties, but 

 no such principle has yet been found. Dose: 10 to 30 gr. (0.6 to 2 Gm.). 



418. LEDUM. LABRADOR TEA. The leaves of Le'dumlatifo'lium Aiton. Habi- 

 tat: Canada and Northern States. Elliptic-oblong, covered beneath with 

 a rust-colored wool. Besides the tannin and other principles common to the 

 Ericaceas, they contain a poisonous principle, andromedotoxin, rendering 

 them poisonous in large doses. Astringent, tonic, and alterative. Dose: 

 15 to 30 gr. (i to 2 Gm.), in infusion. 



419. OXYDENDRUM ARBOREUM De Candolle. SOURWOOD. The leaves of 

 this North American tree are tonic, diuretic, and refrigerant, used in dropsy. 

 Dose of fluidextract : % to 2 fl. dr. (2 to 8 mils). 



420. RHODODENDRON MAXIMUM Linne\ GREAT LAUREL. (Leaves.) Tonic, 

 diuretic, astringent, expectorant. Dose of fluidextract: 5 to 15 gr. (0.3 to 

 I Gm.). 



MYRSENE^E 



421. EMBELIA RIBES Burman. The pepper-corn-like, aromatic fruit of this 

 East Indian plant is said to be an efficient taeniafuge. 



PLUMBAGINE^:. Leadwort Family 



422. STATICE. MARSH ROSEMARY. The root of Stat'ice limo'nium Linn<, 

 growing in flat marshes along the Atlantic coast of the United States. Spin- 

 dle-shaped, from 300 to 600 mm. (12 to 24 in.) long, and about 25 mm. (i in.) 

 thick; externally rough, purplish-brown; bark thick; wood yellowish, in 

 narrow wood- wedges; inodorous; bitter and strongly astringent. It contains 

 about 12 per cent, of tannin and is used like catechu and kino in diarrhea, but 

 more particularly as an astringent gargle in ulcerations of the mouth and 

 throat, and as an injection. Dose: 10 to 30 gr. (0.6 to 2 Gm.). 



423. BAYCURU. -The root of Statice brasilien'sis Boissier. Habitat: Brazil. 

 One of the most powerful of astringents, chiefly used locally in gargle, injec- 

 tion, and lotion. 



PRIMULACE^;. Primrose Family 



424. ANAGALLIS ARVENSIS LinnS. SCARLET PIMPERNEL. This plant, grow- 

 ing in the United States and Europe, is applied locally to ulcers and employed 

 internally in consumption, dropsy, etc. It contains a pepsin-like ferment. 



SAPOTACE^). Sapodilla Family 



425. GUTTA-PERCHA, N.F. The concrete juice of large trees, Isonandra (or 

 Palaquium oblongifolium) , Dichop'sis gut'ta, and other species, growing in the 

 Malay Peninsula and the East Indies. In grayish or yellowish masses, often 

 streaked with red ; hard and tenacious at ordinary temperatures, with a some- 

 what unctuous feeling, but at a higher temperature, or when immersed in hot 

 water, it becomes plastic, retaining, when hard and dry, the form into which 

 it has been molded. Upon this property its uses in the arts chiefly depend. 

 In medicine it is used as a surgical dressing in the formation of splints, sup- 

 ports, etc. A Liquor Gutta? Perchae is often applied as a protective, the 

 evaporation of its solvent, carbon disulphide, leaving a thin, flexible coating 

 over the wounded surface. 



426. MONESIA. An extract obtained from a South American tree, Lucu'ma 

 glycyph'laea Martius et Eiohler. Dark brown, almost black, cakes, about 25 

 mm. (i in.) in thickness; very brittle, often coming into the market in 



