mas·​su·​la | \ ˈmasyələ \
plural massulae\ -​ˌlē \

Definition of massula

1 : a coherent mass of pollen grains (as in certain orchids) developed from a single pollen mother cell
2 : a hardened layer of cytoplasm formed around the maturing microspore in some heterosporous ferns (as of the genus Azolla)

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History and Etymology for massula

New Latin, from Latin, small mass, from massa lump, mass + -ula

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Cite this Entry

“Massula.” Dictionary, Merriam-Webster, Accessed 20 Sep. 2020.

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