pollen sac
noun Botany.
one of the cavities in an anther in which pollen is produced.
Origin of pollen sac
First recorded in 1870–75
Words nearby pollen sac
pollen basket,
pollen brush,
pollen count,
pollen grain,
pollen mother cell,
pollen sac,
pollen tube,
pollenosis,
pollera,
pollero,
pollex
Example sentences from the Web for pollen sac
Germination of the microspore begins before it leaves the pollen-sac.
Scientific definitions for pollen sac
pollen sac
The microsporangium of a seed plant in which pollen is produced. The pollen sacs of angiosperms are located in the anthers, while those of conifers are located in the male cones.