MEMOIRS VE 
p € Y $e) 
AMERICAN ACADEMY 
ARTS AND SCIENCES. 
NEW SERIES. 
VOL. VIII PART I1 72 
vo Mo Bot. Garden, 
1897. 
CAMBRIDGE AND BOSTON : 
WELCH, BIGELOW, AND COMPANY, 
PRINTERS TO THE UNIVERSITY. 
1861-63 
