Microspore

noun

Definitions

Noun
  1. 1
    The smaller spore of a heterosporous plant, typically producing a male gametophyte.
  2. 2
    smaller of the two types of spore produced in heterosporous plants; develops in the pollen sac into a male gametophyte wordnet
  3. 3
    One of the numerous tiny spore-like elements produced through the encystment and subdivision of many monads.

Etymology

From micro- + spore.

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