Their branches form a forest, and one could be lost in it.

Farther on, great banyans, of the kind whose seeds do not change into fruits, completed the outline of this vast landscape.
It was under the sycamore's shelter, hidden, as in a mysterious asylum, that a whole caravan--the one whose arrival Harris had announced to Negoro--had just halted.

This numerous procession of natives, snatched from their villages by the trader Alvez's agents, were going to the Kazounde market.

Thence the slaves, as needed, would be sent either to the barracks of the west coast, or to N'yangwe, toward the great lake region, to be distributed either in upper Egypt, or in the factories of Zanzibar.
As soon as they arrived at the camp, Dick Sand and his companions had been treated as slaves.

Old Tom, his son Austin, Acteon, poor Nan, negroes by birth, though they did not belong to the African race, were treated like captive natives.