Annals 



of the 



Missouri Botanical 



Garden 





Volume IX 



1922 



With Twenty-nine Plates and Six Figures 



Published quarterly by the Board of Trustees of the 

 Missouri Botanical Garden, St. Louis, Mo. 



Entered as second -class matter at the Post-Office at St. Louis, Missouri, 



under the act of March 3, 1879. 



54 Z " * 9 



