microspore
microspore
1. The first cell of the male gametophyte generation of angiosperms and gymnosperms (seed plants), later to form the pollen grain.
2. The smaller of the 2 kinds of spore produced by heterosporous (see HETEROSPORY) forms.
1. The first cell of the male gametophyte generation of angiosperms and gymnosperms (seed plants), later to form the pollen grain.
2. The smaller of the 2 kinds of spore produced by heterosporous (see HETEROSPORY) forms.
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microspore