megaspore mother cell

views updated

megaspore mother cell (megasporocyte) A diploid cell in plants that divides by meiosis to give rise to four haploid megaspores (see sporophyll). In flowering plants the megaspore mother cell (or embryo mother cell) is situated in the ovule. One of the megaspores it produces develops into the embryo sac; the others abort.

More From encyclopedia.com