46 BULLETIN 125, U. S. DEPARTMENT OF AGRICULTURE. 



HlLLMAN, F. H. 



1893. A poisonous plant. Nevada Agricultural Experiment Station, Newspaper 

 Bulletin 5, 1 p., 1 fig. 



1897a. A dangerous range plant. Nevada Agricultural Experiment Station, 

 Newspaper Bulletin 21, 1 p., 1 fig. 



18976. Nevada weeds. III. Nevada and other weed seeds. Nevada Agricul- 

 tural Experiment Station, Bulletin 38, p. 114-116, fig. 116-117. 



Hooker, W. J. 



1838. Flora Boreali-Americana ... v. 2, London, p. 177. 



Hunt, Reid. 



1902. Experiments with Zygadenus venenosus (poison camass). American Jour- 

 nal of Physiology, v. 6, p. xix. 



Irish, P. H. 



1889. Plants poisonous to stock. Oregon Agricultural Experiment Station, Bulle- 

 tin 3, p. 25-26. 

 Lloyd, J. U., and Lloyd, C. G. 



1887. Zygadenus nuttallii: the death camoss of the West. American Druggist, 

 v. 16, no. 8, p. 141. 

 McCarthy, Gerald. 



1903. The poisonous plants of North Carolina. Report, Commissioner of Agricul- 

 ture, North Carolina, 1902, p. 167. 



Mitchell, P. H., and Smith, George. 



1911. Physiological effects of alkaloids of Zygadenus intermedius. American 

 Journal of Physiology, v. 28, no. 6, p. 318-329, 3 fig. 



Nelson, S. B. 



1906. Feeding wild plants to sheep. Washington Agricultural Experiment Sta- 

 tion, Bulletin 73, p. 51-54, 1 fig. 



Parsons, Mary E. 



1904. The Wild Flowers of California . . . illustrated by Margaret W. Buck. San 

 Francisco, p. 6-8, 1 fig. 



Slade, H. B. 



1903. Some conditions of stock poisoning in Idaho. Idaho Agricultural Experi- 

 ment Station, Bulletin 37, p. 181-183, 1 pi. 



1905. Some alkaloids of the death camas. American Journal of Pharmacy, v. 77, 



no. 6, p. 262-264. 

 Vejtjx-Tyrode. 



1904. The composition of Zygadenus venenosus and the pharmacological action 



of its active principle. Journal of Medical Research, v. 11 (n. s. v. 6), no. 2, 



p. 399^02. 



Watson, Sereno. 



1880. Botany. [Geological Survey of California.] v. 2, Cambridge, Mass., p. 183. 



Wyeth, N. J. 



1899. Correspondence and journals . . . 1831-6 . . . Sources of the History of 

 Oregon, v. 1, pt. 3/6., p. 225. 



