This is an error introduced by the translator. The original Portuguese text says:
Sabei que estais na Índia, onde se estende
Diverso povo, rico e prosperado
De ouro luzente e fina pedraria,
Cheiro suave, ardente especiaria.
A literal translation (mine) would be:
Know that you are in India, where dwell diverse people, rich and prosperous from bright gold ...
An English translation of "Encargo" appeared in New Orleans Review, vol. 6 no. 2, p. 105, with the title "Commission." The translators are Calvin Harlan, Manuel Menan, and Beatriz Varela. The journal is published by the Department of English at Loyola University. Although the issue does not give a specific date, the journal has been ...