exosporal

exospore

[ek-suh-spawr, -spohr]
noun Botany, Mycology.
the outer coat of a spore.

Origin:
1855–60; exo- + spore

exosporal [ek-suh-spawr-uhl, -spohr-, ek-sos-per-] , exosporous, adjective
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World English Dictionary
exospore (ˈɛksəʊˌspɔː)
 
n
the outer layer of the spores of some algae and fungi
 
exo'sporous
 
adj

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