microspore
noun
Forms microspores
- noun (botany) The smaller spore of a heterosporous plant, typically producing a male gametophyte.
- noun (zoology) One of the numerous tiny spore-like elements produced through the encystment and subdivision of many monads.
Etymology
From micro- + spore.
Webster’s 1913
- noun One of the exceedingly minute spores found in certain flowerless plants, as Selaginella and Isoetes, which bear two kinds of spores, one very much smaller than the other. Cf. Macrospore.
Etymology [Micro- + spore.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “microspore”, CC BY-SA 4.0. Details