mesospore
noun
meso·spore
"+ˌ-
variants or less commonly mesosporium
¦⸗⸗¦spōrēəm
plural mesospores
-z
or mesosporia -ōrēə
1
: the middle coat of a spore that has three coats
2
: a one-celled spore found among the compound teliospores of some rusts (as members of the genus Puccinia)
Word History
Etymology
mesospore from mes- + -spore; mesosporium from New Latin, from mes- + -sporium