137 
out Boca Verde and up to the head of navigation on the 
Cees grows the lowland forest in ever-increasing luxuriance. 
piphytes become an important element of this, and tree limbs 
ee settled from across the ne iilers: ie can scarcely make 
: aie . 
Colombia needs to be mapped, the current charts for it being 
very erroneous. 
or must I speak much of the different zones of vegetation 
passed in our ascent. These are in general homologous wit 
‘those of the Cordilleras Oriental and Central. The Subtropical 
had 
S. 
Rather sharply cane this—we were on a ‘‘loma’’—comes the 
Hed: 
above Bogoté. Berberis, Thibaudia, Ga ikhena and other fam- 
iliar genera are present. A terrestrial Bromeliad forms by its 
