antheridium


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antheridium

[‚an·thə′rid·ē·əm]
(botany)
The sex organ that produces male gametes in cryptogams.
A minute structure within the pollen grain of seed plants.
References in periodicals archive ?
Antheridiogens, a kind of pheromone, can be secreted by large, mature gametophytes in some ferns to promote antheridium formation of other later-germinated gametophytes (reviewed by Schneller, 2008).
On the cytology of antheridium formation in the fern species Onoclea sensibilis.