VII 
AT MANAOS 
229 
terricolous animal must betake itself to the trees, 
when thousands of miles of forest are inundated. 
Among plants from the forests at the mouth of the 
Rio Negro, none interested me more than the 
Cajii-acu, a tree which I had heard spoken of 
throughout the Amazon but could never fall in with 
Emery Walker sc. 
Fig, 10. — Sketch Map of District round Manaos. 
Scale about 20 miles to an inch. 
previously. It is apparently a true Anacardium, 
but grows 90 feet high ! 
In the month of June I had an excursion up 
the S.olimoes, my destination being Manaquiry — a 
group of sitios on a small river and lake of the 
same namie, lying to the south of the great river. 
It is accounted but three days' journey from the 
Barra, but it cost me a week, with four men, so 
strong was the current in the very height of the 
