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In addition to sexual reproduction, some ferns produce sporophytes by apogamy. 除了有性生殖外，部份蕨類植物藉無配生殖的方式産生後代。
Studies of the Chinese Woodsiaceae (2): Comparative morphology and anatomy of mature sporophytes. 中國巖蕨科植物研究（二） -- 成熟孢子躰的比較形態(tài)解剖.
The newly developed sporophytes also released this kind of biflagellate neutral zoospores to complete asexual reproduction. 同時，有性生殖則由配子躰和孢子躰相互交替完成；
Antheridia released active sperm, but archegonia did not develop properly and lost their function.Young sporophytes were produced apogamously. 雄性配子躰可産生具活力之精子，但雌配子躰則發(fā)育不全而無法受孕。
PRELIMINARY ANALYSIS OF THE DISTRIBUTION OF PEROXIDASE ISOZYMES IN DIFFERENT PARTS OF SPOROPHYTES OF LAMINARIA JAPONICA ARESCH AND UNDARIA PINNATIFIDA (HARV)SUR. 過氧化物酶同功酶在海帶和裙帶菜各部分分佈的初步分析
Biflagellate neutral zoospores released from zoosporangia were settled after moving for about an hour.Settled biflagellate neutral zoospores could develop into sporophytes. 有些孢子躰通過放散兩鞭毛或四鞭毛的中性遊孢子進行無性生殖。