Definition of Antheridia. Meaning of Antheridia. Synonyms of Antheridia

Here you will find one or more explanations in English for the word Antheridia. Also in the bottom left of the page several parts of wikipedia pages related to the word Antheridia and, of course, Antheridia synonyms and on the right images related to the word Antheridia.

Definition of Antheridia

Antheridia
Antheridium An`ther*id"i*um, n.; pl. Antheridia. [Anther + ? (a Gr. diminutive ending).] (Bot.) The male reproductive apparatus in the lower, consisting of a cell or other cavity in which spermatozoids are produced; -- called also spermary. -- An`ther*id"i*al, a.

Meaning of Antheridia from wikipedia

- antherozoids or sperm). The plural form is antheridia, and a structure containing one or more antheridia is called an androecium. Androecium is also...
- antheridia and archegonia occur on the same plant and those in which they occur on different plants. The term monoicous may be used where antheridia and...
- away from the antheridia, which are normally produced on the top side of the thallus, and swim in the film of water to the antheridia where they fertilize...
- sperm-producing ones are called antheridia (singular antheridium) and the egg-producing ones archegonia (singular archegonium). Antheridia and archegonia occur on...
- (producing antheridia and hence sperm) or female (producing archegonia and hence egg cells). Monoicous: each individual gametophyte produces both antheridia and...
- involves sperm from antheridia on the male plant fertilizing an ovum (egg cell) in the archegonium of a female plant. The antheridia and archegonia are...
- contrast to the male antheridia which are elongate and contain several nuclei. In heterothallic species, the oogonia and antheridia are located on hyphal...
- gametangia are most commonly called antheridia. They produce sperm cells that they release for fertilization. Antheridia producing non-motile sperm (****tia)...
- monoecious species, the antheridia and oogonia are always found on the same filament. In macrandous dioecious species, the antheridia and oogonia are produced...
- (venter) down which the male sperm swim. The male organs are known as antheridia (sing. antheridium) and are enclosed by modified leaves called the perigonium...