JOURNAL 
OF 
The New York Botanical Garden 
VoL. XV May, 1914 No. 173 
BOTANICAL EXPLORATION IN PORTO RICO AND 
ISLANDS ADJACENT 
With Pirates CXXXII, CXXXIII anp CXXXIV 
To THE SCIENTIFIC DIRECTORS. 
Gentlemen: Botanical exploration in the West Indies has been 
continued this winter by work in Porto Rico, and especially on 
the small islands of that colony adjacent. Dr. J. A. Shafer was 
mostly on Vieques or Crab Island, east of Porto Rico; the flora 
of Vieques was heretofore known, almost only from a few speci- 
Botanical Museum at Copenhagen; Dr. Shafer obtained over 
700 field rate which doubtless represent very nearly all the 
species of land plants existing there, with the exception of the 
smaller fungi, the collecting of which requires the services of a 
specialist. Dr. Shafer’s account of his work is appended to this 
report 
On February 7, I’broceeded to Porto Rico with Mrs. Britton; 
1906,* and Dr. Frank E. Lutz, assistant curator of invertebrate 
zodlogy in the American Museum of Natural History. Mr. 
* See JOURNAL NEw YorK BOTANICAL GARDEN, 7: 125-139. 
[Journal for April, 1914 (15: 69-93) was he May 4, 1914] 
95 
