花被

Margin of petiole open or slightly closed; compound tepal neither cucullate nor corniculate.

叶柄的边缘稍关闭的开阔的的或；合生花被片既不兜状也不具小角状突起。

Margin of petiole tightly closed; compound tepal cucullate and corniculate

叶柄的边缘紧紧地关闭；合生花被片兜状和具小角状突起 7 MUSA textilis 蕉麻

Perianth green, parted to below middle; segments narrowly oblong, usually unequal, 3-winged, abaxially fleshy near apex in fruit, margin membranous, apex cucullate.

花被绿色，深裂至中部以下；裂片狭长圆形，通常不等长，在果期的具3翅，背面的肉质的近先端，边缘膜质，先端兜状。

Perianth subglobose, hemispheric, or urceolate, 5-parted or -lobed, slightly fleshy or herbaceous; segments abaxially thickened or becoming winglike or hornlike, rarely not modified, adaxially concave or cucullate.

花被近球形，半球形，或者瓶形，5深裂或者浅裂，稍肉质或草质；背面的裂片加厚的或变得翅状或角状，很少不修改，正面凹或兜状。

Spikes long cylindric, not branched; perianth white or pink.

穗状花序长圆筒状，不分枝；花被白色或粉红色。

Staminate flower: tepals 2 or 4 and decussate, usually outer ones larger, inner ones smaller; stamens usually numerous; filaments free or connate at base; anthers 2-celled, apical or lateral; connectives extended at apex, sometimes apiculate.

雄花：花被片2或者4 并且交互对生，通常外部的大，内部的小；雄蕊通常多；花丝离生或在基部合生；花药2室，在顶端或者在侧面着生。药隔延长在先端，有时具细尖。

The species has following traits in morphology and flowering phenology:dichogamy flowering habit,medial aromatic flowers,dime greenlish petalum,sticky pollen,extrose anthera,and wet stigma.

该种呈现以下的形态和开花物候特点：雌雄异熟，花冠中等大小而具香味、花被暗绿色，花粉有粘性，外向花药，湿型柱头。

Populus has several advantages as a model system. But because of the shortcomes that the chromosome of Populus are small, dioecism, without perianth, trunk of the tree is tall, the period of infancy is 6～7 years.

杨属植物作为林业研究的模式植物，具有优良的实验特性，但是由于杨属植物的染色体小、雌雄异株、无花被、植株高大、幼年期长达6～7年等缺点，给实验研究带来许多不便。

The crocus, the snowdrop, and the effulgent daffodil are considered bright harbingers of spring.

藏红花、雪花莲和明亮的水仙花被看作是春天的光明预兆。

Inflorescences thyrses in a panicle; flowers most 4-merous; stamens included in perianth; capsule apex emarginate.

花序聚伞圆锥花序在一圆锥花序；花大多数4瓣；在花被内的雄蕊内藏；蒴果先端微缺。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷