1930 ] 
Ant-tree Notes 
117 
the Colombian Acacia secured by the junior author re- 
semble those of the Mexican A. Hernandezi Safford, but the 
plant is probably undescribed, because no bull-thorn acacias 
seem to have been recorded from Colombia. 
Description of Plate 6 
Above 
Triplaris sp. (“Broad-leaved Triplaris”) . A five-foot 
tree in characteristic habitat near Rio Frio. 
Below 
Triplaris sp., probably T. americana Linne (“Narrow- 
leaved Triplaris”). A twenty-five-foot tree in character- 
istic habitat near Rio Frio. The felled tree upon which 
wood-boring insects were collected lies across the fore- 
ground. 
