VOL. XXXIX, No. 460 . APRIL, 1905 
THE 
AMERICAN 
NATURALIST 
A MONTHLY JOURNAL 
DEVOTED TO THE NATURAL SCIENCES 
IN THEIR WIDEST SENSE 
CONTENTS 
Page 
I. Birds of the Isle of Pines 0. BANGS and W. R. ZAPPEY 179 
U. Studies on the Plant Cell.— V PE) . DR. B. M. DAVIS 217 
HI. Correspondence . ; ; eaten he Se IE NUT 
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Entered at the Post-Offce, Boston, Mass., as Second Class Masi Matter. 
