TRANSACTIONS 



OF THE 



New York Academy of Sciences 



LATE 



LYCEUM OF NATUKAL HISTORY. 



VOLUME X. 



October, 1890, to June, 1891. 



LIBRARY 

 NEW YORK 

 BOTANICAL 



f^ARDEN. 



Edited by the Recording Secretary assisted by the Publication Committee. 



NEW YORK: 

 PUBLISHED BY THE ACADEMY, 



