oogonium

/oh-uh-goh-nee-uhm/US // ˌoʊ əˈgoʊ ni əm //UK // (ˌəʊəˈɡəʊnɪəm) //

奥古斯丁,奥古曼,奥古斯托,奥古斯汀

Definitions

n.名词 noun

1
plural o·o·go·ni·a [oh-uh-goh-nee-uh], /ˌoʊ əˈgoʊ ni ə/, o·o·go·ni·ums.Biology.
- : one of the undifferentiated germ cells giving rise to oocytes.
- : the one-celled female reproductive organ in certain thallophytes, usually a more or less spherical sac containing one or more eggs.

It is seldom that more than one antheridium applies itself to an oogonium.
Mycelium present, antheridia with antherozoids, oogonium with single oosphere: Monoblepharidaceae.
Oogonium with the central uninucleate oosphere and the fertilizing tube (a) of the antheridium which introduces the male nucleus.