78 MAINE AGRICULTURAL EXPERIMENT STATION. I903. 



well to procure the little book ''Ginseng." by M. G. Kains (pub- 

 lished by Orange Judd Company, New York) ; also Bulletin 16, 

 Div. of Botany, U. S. Dept. of Agriculture. 



The Station is indebted to Hon. X. B. Critchfield, Secretary of Agriculture, of 

 Pennsylvania, for permission to copy figures 36, 37 and 38. 



