merispore

mer·i·spore

(mer'i-spōr),
A secondary spore, one resulting from the segmentation of another (compound or septate) spore.
[G. meros, a part, + sporos, seed]

merispore

(mer′ĭ-spor″) [Gr. meros, a part + spore]
A secondary spore resulting from the division of another spore.