[ noun ] asexual reproduction by the production and release of spores <noun.process>
Monogenesis \Mon`o*gen"e*sis\, n. [Mono- + genesis.] 1. Oneness of origin; esp. (Biol.), development of all beings in the universe from a single cell; -- opposed to {polygenesis}. Called also {monism}. --Dana. --Haeckel.
2. (Biol.) That form of reproduction which requires but one parent, as in reproduction by fission or in the formation of buds, etc., which drop off and form new individuals; asexual reproduction. --Haeckel.
3. (Biol.) The direct development of an embryo, without metamorphosis, into an organism similar to the parent organism; -- opposed to {metagenesis}. --E. van Beneden.