VOL. XXXVIII, No. 450'^ 



June, i 



THE 



AMERICAN 

 NATURALIST 



A MONTHLY JOURNAL 

 DEVOTED TO THE NATURAL SCIENCES 

 IN THEIR WIDEST SENSE 



CONTENTS 



I. Charles Emerson Beecher DB- E- T. JACKSON 



n. Variation in the Ray Flowers of the Common Cone Flower (Eudbeckia hirta) 

 F. C LUCAS 



ni. Studies on the Plant Cell.-II . . . • DE. BEADLEY MOOR DAVIS 



IV. Notes and Literature: Zoology, Notes on Recent Fish Literature - Sofa/?/, 



V. Publications Received 



BOSTON, U. S. A. 



GINN & COMPANY, PUBLISHERS 



39 BEACON STREET 



H«w York 



