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archegonium
(redirected from archegonial)

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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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Multicellular chlorophyllous hairs appear on dorsal or ventral surfaces in the archegonial region near the notch when the prothallus matures, and the hairs are scaly when they get old.
Comparative studies on gametophyte morphology and development of ... by Chen, Gui-Ju; Cheng, Xiao; Liu, Bao-Dong; Jiao, Yu / American Fern Journal
Differences among species include spore size, germination time, formation time of the gametangia, gametophyte margin shape, number of archegonial neck cells and shapes of the antheridial dehiscence.
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
The length of the archegonial neck was about 70 [micro]m long.
The Gametophyte of Lycopodiella prostrata by Whittier, Dean P.; Carter, Richard / American Fern Journal
 
 
 
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