136 
broad-leaved evergreens, and certain trees covered with smal! 
red flowers, reproduced with striking fidelity our native wood- 
lands in spring, with an undergrowth of Kalmia and with red 
maple in blossom. 
ee 2, I left Monteria to ascend the Rio Sinu and its 
m. 
of the third Cordillera of the ra in Colombia, and would 
yield a valuable comparison of the altitudinal zonation of plant- 
life on each. The trip appeared quite feasible, and I was told 
e er Sinu river or to this northern highland of the 
te Occidental. 
hroughout the river-journey canoes are the sole cee 
of travel. These are hollowed from trees, and q te 
They are propelled against the current by poling. “Absit mid- 
y- 
Int nee wet season the Sinu is a large river deriving water from 
a large basin. In the dry season, as in February and March, 
itis but a small river, practically all its water derived from four 
streams heading in the aes mountains and soon ee 
The Rio Manso comes from the higher Murucucu to the south- 
east, the Rio Verde from ae fast-falling Cordillera ee 
to the west, the Rio Sinu itself and the Rio Esmeralda from the 
settlement of whites and where first are seen the aboriginal 
Choco Indians, is an important stage in this trip. 
