129-4 
PHYSIOLOGICAL ACTION.—Large doses of the root of this plant cause 
profuse vomiting and purging, together with exhausting diaphoresis. Smaller 
doses cause confusion and vertigo, pressive headache, dimness of vision, contrac- 
tion of the pupil, twitching of the facial muscles, a sensation of coldness in the 
stomach and cesophagus, followed by nausea, distension and fulness of the abdo- 
men, with griping, constipation, frequent desire to urinate with scanty discharge, 
oppression of the chest with increased respiration and accelerated pulse, cramps 
in the legs, sleeplessness, coldness of the extremities, followed by fever without 
thirst, and extreme weakness of the whole body. 
DESCRIPTION OF PLATE 129. 
1. Whole plant, Appalachin, N. Y., June 2d, 1885. 
2. Flower, 
3. Petal and stamen. 
4. A hair of the corolla. 
5. Stamen, with open anther. 
6. Anther, showing under surface. 
7. Pistil. 
8. Stigma. 
g- Fruit. 
to. Seed, natural size and enlarged. 
(2-8 enlarged.) 
