Cornell University.— Agricultural Experiment Station. 



BOTANICAL DIVISION. 



BULLE:XIN 73— SeptemlDer, 1894. 



UBRARY 

 NEW YOR^ 



botanicai 



GARDEN 



LEAF CUIIL AND PLUM POCKETS. 



Contribution to tlie Knowledge of tlie Prunicolous 

 Exoasceae of the United States. 



By Geo. F. Atkinson. 



