A Magazine of General Botany 



VOLUME 18 

 NUMBER 6 



JUNE, 19 15 



CONTAINING \^ 



Some Remarks on the Desert Vegetation of America. 



Ove Paulsen 155 



The Antizymotic Action of a Harmful Soil Constituent: Salicylic Aldehyde 

 and Mannite. 

 J. J. Skinner 162 



Books and Current Literature. 168 



Notes and Comment 176 



PUBLISHED MONTHLY 



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Entered as second-class matter March 9, 1912, at the post office at Baltimore, Maryland, under the Act of July 10, 1894 



