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A Magazine of General Botany 



VOLUME 19 

 NUMBER 8 

 AUGUST, 1916 



CONTAINING 



Plant Successions in the Mount Robson Region, British Columbia 



William S. Cooper 211 



Some Observations on Witches Brooms of Cherries 



Henry Schmitz 239 



Books and Current Literature 243 



Notes and Comment 246 



PUBLISHED MONTHLY 



OFFICE OF PUBLICATION 



2419-21 Greenmount Ave. 



BALTIMORE. MD. 



EDITORIAL OFFICE 



TUCSON, ARIZONA 



Entered br seooncJ-claaa matter ^^!lrch 9. 1912, «t the post office at Baltimore, Maryland, under the Act of July 16, 180i 



