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Antheridia
The Century Dictionary and Cyclopedia
noun.
Plural of
antheridium
.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
Plural form of
antheridium
.
Word Usage
"They have been long known in the organs called the antheridia of mosses, Hepaticcae, and Characeae, and have more recently been discovered in peculiar cells on the germinal frond of ferns, and on the very young leaves of the buds of Phanerogamia."