OCTOBER 1912 : NO. 10 ~~ 
BULLETIN 
OF THE 
€ditor 
PHILIP DOWELL 
Associate Editors 
MARSHALL Avery Howe 
Dunsar Cirark — HERBERT MAULE RICHARDS — 
DER WILLIAM EVANS NORMAN TAYLOR 
CONTENTS Eee ae 
of changea ee in Spirogyra elongata (Plate 30) F. i PICKETT 509 . 
TO AMERICAN BOTANICAL LITERATURE... 
