As nouns the difference between microspore and massula
is that microspore is smaller of the two spores produced by plants, compare megaspore while massula is a union of pollen microspores.
microspore
English
Noun
(
en noun)
(botany) Smaller of the two spores produced by plants, compare megaspore.
References
* OED2
Anagrams
*
----
massula
English
Noun
(massulae)
(palynology) A union of pollen microspores.
See also
*pollinium
Anagrams
*