noun
- plural of antheridium; male reproductive organs in plants such as mosses, ferns, and algae that produce and release sperm cells
Usage: botanical; plural form
Examples
- The moss developed antheridia at the tips of its male shoots.
- Antheridia release sperm cells that swim to the female reproductive organs.
- In ferns, antheridia are typically found on the underside of the prothallus.
- The biologist examined the antheridia under a microscope to study their structure.
- Antheridia require water for the sperm to reach the egg cells.
- The development of antheridia occurs during the gametophyte stage of the plant’s life cycle.