U. S. DEPARTMENT OF AGRICULTURE. 



BUREAU OF PLANT INDUSTRY— BULLETIN NO. 112. 



B. T. GALLOWAY, Chief of Bureau. 



THE USE OF SUPRARENAL GLANDS IN 



THE PHYSIOLOGICAL TESTING 



OF DRUG PLANTS. 



BY 



ALBERT C. CRAWFORD. 

 Phaemacologist. Drug-Plant Investigation: 



Issued August 10, 1907 



WASHINGTON: 



GOVERNMENT PRINTING OFFICE 



1 9 7 . 



