If you don't kill me, what I have will infect him, and he'll follow your father's fate.
It can't infect humans, can it?
They appear to be present in large numbers in the soil, and to infect the Leguminous plant by attacking its root-hairs.
When the root dies later such of these as remain are discharged into the soil, and are then ready to infect new plants.
The natives, already prone to the immorality which must infect a mixed population living under a hot sun, the immorality which still infects a place like Aden, were not improved by the addition of convicts.