INTRODUCTION. vil 
ing from their great variety, and desirable from 
having been hitherto seldom attended to.— 
In Brazil, at the royal farm of Santa Cruz, 
where [ resided some months, holding a high 
official situation, I adopted what I here re- 
commend, and succeeded to the utmost of 
my wishes. 
IT is but justice to acknowledge the many 
favors I have received from gentlemen abroad, 
who have repeatedly sent to me interesting sub- 
jects, which enrich my collection. 
