(redirected from gametangia)
Also found in: Thesaurus, Medical, Encyclopedia.


n. pl. gam·e·tan·gi·a (-jē-ə)
An organ or a cell in which gametes are produced.

[gamet(o)- + Greek angeion : diminutive of angos, vessel + -ium.]

gam′e·tan′gi·al (-əl) adj.


n, pl -gia (-dʒɪə)
(Botany) biology an organ or cell in which gametes are produced, esp in algae and fungi
[C19: New Latin, from gameto- + Greek angeion vessel]
ˌgameˈtangial adj


(ˌgæm ɪˈtæn dʒi əm)

n., pl. -gi•a (-dʒi ə)
a structure of plants that forms gametes.
[1885–90; < New Latin; see gamet-, angio-]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.gametangium - cell or organ in which gametes develop
reproductive structure - the parts of a plant involved in its reproduction
References in periodicals archive ?
Gametangia produced in rounded receptacles with blacks hairs at the margin Dumortierahirsuta (Sw.
Around 36 days after sowing, reproductive activity was observed with the presence of female gametangia in about 60% of adult cordate gametophytes (Fig.
Bryophytes depend on the appropriate signals for sex expression, and developmental pattern of gametangia and sporophytes.
The gametophyte consists of unicellular sterile hairs and lateral gametangia.
Evidence of discharged Boulder Patch Spongomorpha gametangia in late August suggests gamete fusion and the formation of a diploid Chlorochytrium cell in late July and early August.
In both pathways, gametangia were produced only after formation of an apical notch.
isogamy: Union of gametes or gametangia of equal size.
But in Pellia and Stenochlaena gametophytes the protoderm differentiates certain appendages, as are trichomes, rhizoids, and gametangia (Figs.
The pennate forms have elongated valves and their reproduction does not involve forms bearing flagella, but usually shows formation of gametangia that copulate as a whole.
In most nonflowering seed plants (cycads, Ginkgo, conifers, Ephedra), this cellularization phase is succeeded by a period of additional growth and development, during which two or more female gametangia (each with a single egg cell) are formed.
Fucoid algae release male and female gametangia (antheridia and oogonia) through multicellular pores to the surface of the alga from spherical, subepidermal conceptacles present throughout the reproductive tissue (receptacles, Fritsch 1945).