monolete spore [古生] 单缝孢
monolete suture 单裂缝
monolete e 单裂缝
monolete spore fern 单缝孢真蕨类
monolete spore ferns 单缝孢蕨类
The result exhibits that the spores are brown, monolete, and semicircle-shaped in equatorial view and elliptical in polar view.
结果表明：孢子褐色，赤道面观为半圆形，极面观椭圆形，单裂缝。
The results showed that the mature spores are yellowbrown , monolete, and bean-shaped in equatorial view and elliptical in polar view.
结果表明： 成熟孢子黄褐色， 赤道面观为豆形， 极面观椭圆形， 单裂缝。
Biyophyte spores have three types of aperture, the trilete is original one, the monolete is the evolutionary character and the katalept is mostly common one.
苔藓孢子的外壁纹饰不同，一般认为孢子外壁光滑是进化性状，外壁上各种突起排列密集的则较为原始。
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