查询词典 placentation

Green Gram s ovary consists of singe carpel, one locule, cantaining9—13 campylotropous ovules bearing at the marginal placentation.

绿豆子厉由单心皮构成，1室，有9—13个弯生胚珠着生在边缘胎座上。

The ovary is composed of 2 carpels where a parietal placentation is formed, on which many campylotropous ovules grow. The ovule is bitegminous and tenuinucellate.

结果如下：小盐芥雌蕊由2心皮组成，侧膜胎座，每室胚珠多数，弯生，双珠被，薄珠心。

Styles (2 or)3[-5], free. Capsule valves obscurely longitudinally vittate; placentation parietal; seeds not carinate or winged, testa reticulate to ribbed-scalariform.

花柱(2或者)3 [-5]，离生蒴果裂爿不清楚地纵向具油道的；侧膜胎座种子不具龙骨状隆起也不具翅，种皮网状到具肋梯状。

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。

Begonia pulvinifera is similar to B. wangii T. T. Yü, differing in the lower surface of the leaf being pale green; petiole with a reddish brown swollen base; tepals obtuse; tepals of staminate flowers 4; tepals of carpellate flowers 3 and ovary with axile placentation throughout. Begonia pulvinifera also resembles B. cavaleriei Lév., but is distinguishable by the narrower leaf; pulvinate petiole; stipules triangular with apex acuminate or cuspidate; and ovate bracts with apex acute or acuminate.

相似种类有少瓣秋海棠与昌感秋海棠：但本新种叶背面浅绿色，叶柄基部红棕色、膨大，雄花花被片四枚，雌花花被片三枚，花被片先端圆钝，且子房通体具中轴胎座，有别於少瓣秋海棠；此外，新种之托叶三角形，先端渐尖或骤尖，叶身较窄，叶柄基部具叶枕，卵状苞片先端尖或渐尖，明显不同於昌感秋海棠。

Female inflorescences of 1-7 or more flowers subtended individually or collectively by a cupule formed from numerous fused bracts, arranged individually or in small groups along an axis or at base of an androgynous inflorescence or on a separate axis. Female flower: perianth 1-7 or more; pistil 1; ovary inferior, 3-6(-9)-loculed; style and carpels as many as locules; placentation axile; ovules 2 per locule. Fruit a nut. Seed usually solitary by abortion (but may be more than 1 in Castanea , Castanopsis , Fagus , and Formanodendron ), without endosperm; embryo large.

雌花序有1-7朵花或更多花，聚生一壳斗内，壳斗为多数苞片愈合而成，雌花花被1-7或更多；雌蕊1；子房下位，3-6室(-9)；花柱、子房室和心皮同数中轴胎座每室2胚株果为一坚果种子通常单生（但是可能在Castanea，Castanopsis，Fagus 和Formanodendron里超过1个），没有胚乳；胚大。

Ovary subinferior, obconical to turbinate, 4- or 5-loculed; placentation axile; ovules numerous. Style 1, short; stigma capitate, 4- or 5-fissured.

半下位的子房，倒锥状与陀螺状，室4或5；中轴胎座胚珠多数花柱1，短；柱头头状，4或5使裂开。

Ovary superior; carpels 2, connate, stalked, 1-loculed, glabrous or piliferous, placentation parietal; ovules 2 to numerous, anatropous; style 1, hairy; stigma capitate, shallowly lobed.

子房上位。心皮2，合生，柄，1，具毛的无毛或，侧膜胎座；胚珠2到多数，倒生；花柱1，有毛；柱头头状，浅裂。

Gynoecium 3-5(or 6)-carpelled and -loculed; ovaries axially or ± completely connate; placentation apical-axile; ovules pendulous, solitary or collateral in each locule; style terminal, stylar elements coherent or rarely distinct at base; stigma 3- or 4-branched or capitate.

雌蕊群具3-5(-6)心皮和室；子房沿轴方向合生或者几乎完全合生；顶生中轴胎座；胚珠下垂，在每室内单生或者并生；花柱顶生，花柱粘在一起或很少基部离生；柱头3-4分枝或者头状。

Where other carpels to give a multilocular ovary, the marginal placentae of the carpels may fuse in the center of the ovary,giving axile placentation, as in tulip(Tulipa spp.).

某些心皮形成多室子房，心皮的边缘胎座可能在子房中央融合形成中轴胎座，如在郁金香中。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。