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macrospore
[ mak-ruh-spawr, -spohr ]
macrospore
/ ˈmækrəʊˌspɔː /
noun
- another name for megaspore
Other Words From
- mac·ro·spor·ic [mak-r, uh, -, spawr, -ik, -, spor, -], adjective
Word History and Origins
Origin of macrospore1
Example Sentences
The macrospores are in the shape of a low triangular pyramid with a hemispherical base, and marked with elevated ribs along the angles.
Section of a spore-case containing macrospores, equally magnified; at the right three macrospores more magnified.
It is clear, however, that in all these conidia, macrospores, microspores, and some spermatia, or by whatever names they may be called, there exists a power of germination.
The macrospore divides into two cells, a large lower one, and a smaller upper one.
The nucellus is a cellular tissue enveloping one large cell, the embryo-sac or macrospore.
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