%0 Journal Article %A You-long Chiang and Shu-yuan Lin %T Ontogeny and Structure of Archegonium in Ceratopteris thalictroides (L.) Brongn. %D 1971 %J Taiwania %V 16 %N 1 %P 175-184 %U https://taiwania.ntu.edu.tw/abstract/811 %X A mature archegonium of Ceratopteris thalictroides (L.) Brongn. consists of a short neck with three to five (typically four) tiers of cells curved backward away from the notch, an enlarged venter surrounded by a layer of sterite jacket cells and an axial %M doi:10.6165/tai.1971.16.175