2511. Lagoon on Culebra Island 
April 8, 1912, 
2512. The interior of Culebra 
Island* 
April 8, 1912. 
2513. Opuntia on Culebra Island 
April 9, 1912. 
2510. Dry forest at Manuel Qui, 
Vieques Island. 
March 27, 1912. 
