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archegonium
(redirected from archegonia)

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archegonium [‚ark·ə′gōn·ē·əm]
(botany)
The multicellular female sex organ in all plants of the Embryobionta except the Pinophyta and Magnoliophyta.
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All prothalli produced antheridia earlier than archegonia and the appearance time of archegonia varied corresponding to soil medium and Knop's agar medium.
Comparative studies on gametophyte morphology and development of ... by Chen, Gui-Ju; Cheng, Xiao; Liu, Bao-Dong; Jiao, Yu / American Fern Journal
When cultures were 18 weeks old, bisexual gametophytes were produced (24%), most of them developing from the males, in which a meristem differentiated and archegonia formed near the meristem area (Fig.
Gametophyte development, sex expression and antheridiogen system in ... by Prada, Carmen; Moreno, Vanessa; Galan, Jose Maria; Gabriel y Galan, Jose Maria / American Fern Journal
The neck of the archegonia is elongated, curving away from the apex of the prothallus (Nayar and Kaur 1971).
Gametophyte morphology and development of six Chinese species of ... by Zhang, K.M.; Shi, L.; Zhang, X.C.; Jiang, C.D.; Tim-Chun, W.L. / American Fern Journal
 
 
 
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