Annals 
of the 
Missouri Botanical Garden 
A Quarterly Journal containing Scientifie Contributions 
from the Missouri Botanical Garden and the Graduate Labora- 
tory of the Henry Shaw School of Botany of Washington 
University in affiliation with the Missouri Botanical Garden. 
Editorial Committee 
George T. Moore Benjamin M. Duggar 
Information 
The Annals of the Missouri Botanical Garden appears four times dur- 
ing the calendar year, February, April, September, and November. Four 
numbers constitute a volume. 
Subscription Price - - $3.00 per volume 
Single Numbers - - - 1.00 each 
The following agent is authorized to aceept foreign subseriptions: 
William Wesley & Son, 28 Essex Street, Strand, London. 
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