囊群盖
- 与 囊群盖 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Indusium The flap of tissue, derived from the placenta, that encloses the developing sporangia in the sorus of a fern.
囊群盖:是一种起源于胎座的瓣片状组织,覆盖在蕨类植物孢子囊群中正在发育的孢子囊上。
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The sorus is covered by a flap of tissue, the indusium.
囊群上方具有囊群盖,可将其覆盖。
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Ovary with 4 locules; ovules numerous; stigma divided into 4 linear lobes, receptive all around, and subtended by a ± conspicuous ringlike indusium in early development, but often obscured when receptive.
子房具4子房室;胚珠多数柱头全裂为4线形裂片,全部都有感受性,发育早期被多少明显的环形囊群盖包围,但是通常在有感受期不明显。
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Sori 1-5 pairs borne on the lower surface of ultimate lobes at the end of basal veins; indusium dehiscent in two equal halves when mature.
孢子囊群1-5对,生於末回裂片下面近基部小脉顶端;囊群盖成熟时对开2裂。
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Sori borne on the basal segments of the pinnules, indusium cylindrical, mouth hardly dilated and lobed; receptacle protruding, curved, dark brown.
孢子囊群生於小羽片的基部裂片上;囊群盖筒状,口部几不扩大和分裂;囊群托长而突出,弯曲,黑褐色。
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Tropical Old World ferns having closely crowded circular sori and no indusia.
热带旧大陆的蕨类植物,具有密集的圆形孢子囊群,但没有囊群盖。
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An enclosing membrane, as that covering the sorus of a fern.
囊群盖一种包裹其它物的膜,如蕨类植物的孢囊群的覆盖膜
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A closed, spherical ascocarp.An enclosing membrane, as that covering the sorus of a fern.
囊群盖一种包裹其它物的膜,如蕨类植物的孢囊群的覆盖膜
- 推荐网络例句
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With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.
随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。
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But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.
不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。
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Closes the eye, the deep breathing, all no longer are the dreams as if......
关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。