pullulation

nouns

asexual reproduction in which a local growth on the surface or in the body of the parent becomes a separate individual
gemmation, pullulation
is derived from
pullulate
a rapid and abundant increase
pullulation
is derived from
pullulate
is a type of (narrower)
a process of becoming larger or longer or more numerous or more important
"the increase in unemployment"; "the growth of population"
growth, increase, increment