epispore

noun
ep·​i·​spore | \ -ˌspō(ə)r \

Definition of epispore

1a : the covering or outer membrane of a spore (such as the membrane surrounding the megaspore in heterosporous ferns)
2 : the outer layer of a sporocyst

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History and Etymology for epispore

epi- + -spore

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Cite this Entry

“Epispore.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/epispore. Accessed 20 Feb. 2020.

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