antheridium
noun
a male reproductive structure producing gametes, occurring in ferns, mosses, fungi, and algae.
antheridia
-
pluralof antheridium.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Sperm are produced in antheridia and need standing water to swim to the eggs to form a diploid zygote.
From Textbooks ● Jan. 1, 2018
The sperm and eggs are produced on gametophytes in antheridia and archegonia, and fertilization requires a thin film of water, so that the sperm can swim to the eggs.
From Textbooks ● Jan. 1, 2018
Male sex organs called antheridia produce sperm, and female sex organs called archegonia produce eggs.
From Textbooks ● Jan. 1, 2015
The gametophyte contains antheridia that produce, sperm and archegonia that produce eggs.
From Textbooks ● Jan. 1, 2015
Smaller, indeterminately branched; leaves somewhat remote, round-obovate, convex; monœcious; perianth clavate-obconic, obliquely truncate; antheridia axillary on short lateral branches rising near the terminal involucre.—On trees in cedar swamps, N. J. to Ohio.
From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray
