![](http://www.alamy.com/thumbs/6/9B046EFD-855A-4FB1-BAE3-CF3B57B62D90/2TBJ56B.jpg)
Antheridium of Mnium sp. Optical microscope X100.
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Photo credit: © José María Barres Manuel / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: antheridium, bryophyta, gametes, gametophyte, male, micrograph, microphotography, microscope, mnium, moss, optical, organ, reproductive