Definition of Antheridium. Meaning of Antheridium. Synonyms of Antheridium

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

Definition of Antheridium

Antheridium
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 Antheridium from wikipedia

- An antheridium is a haploid structure or organ producing and containing male gametes (called antherozoids or sperm). The plural form is antheridia, and...
- the leaves, its reproductive structure (archegonium in female plants, antheridium in male plants), and the calyptra (a thin tissue that forms from the...
- protonemata. The **** organs are a multicellular and jacketed globule or antheridium (male) and nucule or archegonium (female). The antheridia and archegonia...
- formed above the antheridium. They are sufficiently large to be easily seen with the naked eye, especially the bright orange or red antheridium. Many species...
- the ovum or female gamete. The corresponding male organ is called the antheridium. The archegonium has a long neck canal or venter and a swollen base....
- ascogonium, and merges with a gametangium (the antheridium) of the other fungal isolate. The nuclei in the antheridium then migrate into the ascogonium, and plasmogamy—the...
- somewhat spherical antheridium within the microspore wall. Either 128 or 256 sperm cells with flagella are produced in each antheridium. The only heterosporous...
- through a fertilization tube. Oomycetes form sperm nuclei in a syncytical antheridium surrounding the egg cells. The sperm nuclei reach the eggs through fertilization...
- clearly distinguishable midrib. At the apex of the main plant axis, the antheridium is borne. This is the male part of the shoot. A lateral branch from the...
- the male sperm swim. The male organs are known as antheridia (sing. antheridium) and are enclosed by modified leaves called the perigonium (pl. perigonia)...