noun
- A small sporangium that produces microspores, typically found in seed plants and certain ferns.
Usage: botanical term; plural: microsporangia
Examples
- The microsporangium develops within the anther of flowering plants.
- In heterosporous ferns, the microsporangium produces the smaller microspores.
- Each microsporangium contains numerous pollen grains at maturity.
- The structure of the microsporangium varies among different plant species.
- Botanists examined the microsporangium under a microscope to study spore development.