113 
in both descriptions the plant was confused with the Florida 
Harvisia, This cactus attains a height of 18 feet, and is abun- 
dant in hammock-lands back of the fort known as the first tower ; 
as these are government lands it is hoped that the plant may be 
preserved, andas Key West is the only place in the United States 
where it is known to grow this is very desirable. Isolated speci- 
mens were seen at other points on the key, indicating that it was 
formerly more abundant than now. It is the same as a species 
Fic. 26. Opuntia inermis, Boot Key, Florida. 
of the Bahama Islands, or closely related ; photographs, living 
in these thickets, but this is widely distributed through the 
Florida Keys. Specimens of several interesting trees and shrubs 
were also collected here. 
I had hoped, in order to complete the manuscript of the “ Ba- 
