ALL meanings of megaspore
meg·a·spore
M m - noun megaspore The larger of the two kinds of spores produced by some ferns. 1
- noun megaspore the larger of the two kinds of spores characteristically produced by seed plants and a few fern allies, developing into a female gametophyte. Compare microspore. 1
- noun megaspore the embryo sac of a flowering plant. 1
- noun megaspore the larger of the two types of spore produced by some spore-bearing plants, which develops into the female gametophyte 0
- noun megaspore the cell in flowering plants that gives rise to the embryo sac 0
- noun megaspore a haploid spore, usually larger than a microspore of the same plant, which gives rise to a female gametophyte: found in all vascular plants that have differentiated sexes in the gametophyte 0
- noun megaspore (botany) The larger spore of a heterosporous plant, typically producing a female gametophyte. 0