104 
on fresh-water algae, who came to the United States in the 
autumn of 1914 to attend the 150th anniversary of Brown 
University and the 25th anniversary of the Missouri Botanical 
Gi nd t to Norw: 
through January he collected in the eastern part of Porto Rico; 
Mrs. Wille accompanied us southward and joined him in San 
Juan and thereafter Professor and Mrs. Wille travelled with us 
0 
further study; his preliminary report is submitted with this 
narrative. 
On arriving at San Juan, I called upon His Excellency, Dr. 
Arthur Yager, Governor of Porto Rico, and expressed our high 
appreciation - his continued interest in the scientific BUIVEY: 
Field 
of coastal New Jersey. The silica-sand plain recalled the similar 
formation enclosing the Laguna San ta Maria in western Cuba 
e party proceeded to Mayaniest on February 6, and made 
that city a base of operations for eighteen days; we gratefully 
acknowledge aid and advice from Mr. D. W. May, Director of 
the Agricultural Experiment Station, from Professor R. S 
