Vol. VI 
SEPTEMBER, 1911 
THE PHILIPPINE 
1^0. 4 ^^ 
JOURNAL OF SCIENCE 
EDITED BY 
PAUL C. FREER, M. D., Ph. D 
WITH THE COOPERATION OF 
E. D. MERRILL, M. S. ; F. W. FOXWORTHY, PH. D. 
C. B. ROBINSON, Ph. D. ; H. N. WHITFORD, PH. D. 
PUBLISHED BY 
THE BUREAU OF SCIENCE 
OF THE 
GOVERNMENT OP THE PHILIPPINE ISLANDS 
.If 
C. Botany 
MANILA 
BUREAU OF PRINTING 
1911 
