AMERICAN JOURNAL OF BOTANY I 
Devoted to All Branches of Botanical Science 1 
Established 1914. Monthly, except August and September. |j 
Official Publication of the Botanical Society of America | 
Subscription, $6 a year. Volumes 1-8 complete , $58 post free. % 
Foreign postage: To Canada, 20 cents; to other countries, 40 cents. 1 
Single numbers, 75 cents post free. Prices of odd volumes on request. 
ECOLOGY 
Devoted to All Forms of Life in Relation to Environment J 
Established 1920. Quarterly. j 
Official Publication of the Ecological Society of America 
Subscription, $4 a year. Back volumes, I—III, $8.50 post free. 
Foreign postage: To Canada, 10 cents; to other countries, 20 cents. 
Single numbers, $1.15 post free. 
GENETICS 
A Periodical Record of Investigations in Heredity 
and Variation 
Established 1916. Bi-Monthly. 
Subscription, $6 a year. Single numbers, $1.15 post free. 
Foreign postage: To Canada, 25 cents; to other countries, 50 cents. 
BROOKLYN BOTANIC GARDEN 
MEMOIRS 
Volume One contains 88 contributions on genetics, pathology, mycology, 
physiology, ecology, plant geography, morphology, and systematic botany. 
38 plates, 41 text figures. 
Price $3.50 plus postage. Weight, 4 pounds. 
Published irregularly. 
Orders should be placed direct with 
The Secretary, Brooklyn Botanic Garden, 
Brooklyn, N.Y., U.S.A. 
