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胚珠的

与 胚珠的 相关的网络例句 [注:此内容来源于网络,仅供参考]

Carpels 1 to many, free, or ± connate and then adnate to inner surface of cupular receptacle; ovary inferior, semi-inferior, or superior; ovules usually 2 in each carpel, rarely 1 or several, anatropous, superposed.

心皮1到多数,离生,或者多少合生然后与杯状花托的内部表面贴生;子房下位,半下位,或上位;在每心皮内通常2胚珠,很少1个或者几个,倒生,叠加。

Ovary subglobose to elliptic, small, glabrous, 4-locular or more, with 2 anatropous ovules per locule; style filiform, exserted from tube; stigma disciform, capitate, or ampuliform.

子房近球形的到椭圆形,小,无毛,4室或更多,每子房室有2倒生胚珠;花柱丝状,由筒部外露;柱头盘状,头状,或瓶状。

Ovary inferior, 1-8-loculed, with 1 pendulous, apotropous ovule per locule.

子房下位,1-8室,每室有1颗倒生的下转胚珠。

Ovary (2 or)3-locular, whole or mostly concealed in disk; ovules axile, 2-9 per locule.

子房(2或) 3室的,全部或大部分藏于花盘;胚珠轴,2-9每室。

Carpels 3(-5), connate; ovary superior, ovoid or ellipsoid, 3(-5)-loculed, each locule with many ovules on axile placenta. Styles 3(-5), linear.

心皮3(-5),合生;子房上位,卵球形或椭圆形,3 (-5)室的,每子房室具很多胚珠在轴胎座上。

Stamens 6, inserted at base of perianth tube, included; filaments short; anthers basifixed. Ovary ovoid-globose, 3-loculed; ovules several per locule.

雄蕊6,着生的在花被基部筒部,内藏;花丝短;花药基着子房球状卵球形,3室;胚珠数个每室。

Stamens 6, inserted at base of tepals; filaments filiform to slightly flattened, usually unequal; anthers basifixed. Ovary 3-loculed; ovules several to numerous per locule.

雄蕊6,着生的在花被片基部;花丝丝状到稍扁平,通常不等长;花药基着子房3室;胚珠数个到多数每室。

Gynoecium 4-carpelled, rudimentary or lacking in male flowers; ovaries connate at base, otherwise contiguous ; ovules [1 or] 2 per locule; style apical or subapical, of 4 contiguous, coherent, or connate stylar elements; stigma usually punctiform, capitellate, or capitate.

雌蕊4心皮,在雄花内不发育或缺如;子房在基部合生,或邻接;胚珠 [1或者 ]2每室;花柱顶端或近尖端,具4枚邻接,连着,或合生的花柱单体;柱头通常点状,小头状,或头状。

Ovary multilocular; placentation laminar; ovules numerous. Styles absent or modified into abaxially projecting carpellary appendages.

子房多室;胎座片状;胚珠多数花柱无或变为背面凸出心皮的附属物。

Ovule development began in August, and rectangle megasporocyte began to occur in December, and linear tetrads of megaspores were formed in meiosis. In most occasions, only the chalazal megaspore was functional.

云南红豆杉胚珠从8月开始发生,大孢子母细胞12月开始发生,呈方形,减数分裂后形成4个&一&字形大孢子,在大多数情况下,只有靠合点端的大孢子发育为功能大孢子。

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