After only a few years' growth, a single plant can produce millions of seeds a year-seeds that can be dispersed widely by birds or by people who inadvertently carry them to new areas on their muddy boots or vehicles.
(a single plant; can produce; millions of seeds; T:After only a few years' growth) (a year-seeds; can be dispersed widely; by birds or by people) (people; inadvertently carry; them; to new areas; L:on their muddy boots or vehicles)
a single plant a year-seeds people
can produce can be dispersed widely inadvertently carry
millions of seeds T:After only a few years' growth
by birds or by people
them to new areas L:on their muddy boots or vehicles