152 



CASE which, like the last mentioned, is known as Madar, and 

 79. roots of Calotropis procera^ Br. The dried bark of the 

 root has alterative, tonic and diaphoretic properties. 



Ob-erve stems and bark of Condurango (Mai^sdenia 

 Cundurango, Nichols.), a climbing plant of South 

 America. The bark has alterative and tonic properties, 

 and is a reputed cure for snake bites and cancer. 



Also Rajmahal Hemp, the fibre of Marsdenia tenacis- 

 sima, Wight and Arn., a large twining shrub of India. 

 The fibre is very strong and durable, and is used for 

 making bow-strings. Marsdenia tinctoria, Br., was 

 formerly cultivated in Java as a source of indigo. 



Note specimens of the seeds of Asclepiads, showing 

 the beautiful crest of silky hairs which usually surmount 

 them. 



Strychnos Order (Loganiaceae). Chiefly tropical, 

 bearing opposite, undivided leaves. The Order is 

 eminently poisonous, affording some of the most 

 dangerous drugs known to us. 



Note False Jasmine Root {Gelsemium sempervirenSy 

 Ait.), a woody vine, native of North America. Used in 

 medicine, especially in cases of neuralgia, rheumatism, 

 and fevers. 



Observe herb of the INDIAN, or Maryland Pink Root 

 (S2ngelia marilandica^ L.), a native of the Southern 

 IJnited States. It is an acro-narcotic poison, and is used 

 in medicine in America. 



No. 371. Fruits, seeds, wood, and bark of Nux- 

 VOMICA {Strychnos Nux-vomica, L.), a moderate-sized 

 tree of India, Burma, and Ceylon. 



No. 372. Strychnine, a poisonous alkaloid prepared 

 from Nux-vomica seeds. Valued in medicine as a 

 tonic and stimulant. 



No. 373. WOURALI or CURARE of Guiana, a virulent 

 poison, prepared from the bark of Strychnos toxifera^ 

 Schomb., by scraping it, steeping it in water, and con- 

 centrating the fluid by evaporation. It is used by the 

 Indians to tip weapons for war and the chase. Note 

 small calabash containing the poison as kept by the 

 Macusi Indians, the principal makers of it. 



