April, 19 
THE PHILIPPINE 
JOURNAL OF SCIENCE 
PAUL C. FREER, M. D., Ph.D. 
GENERAL EDITOR 
Section C. Botany 
E. D. MERRILL, M.S. 
EDITOR 
WITH THE COOPERATION OP 
P. W. GRAFF, B. S. ; W- H. BROWN, Ph.D. 
^ N. WHITPORD, Ph. D. 
' • L, MANILA ■ 
BURfiAUi OP PRINTING 
. 1912 ; ^ 
