具花药的

Flowers small to medium-sized, bracteate and often bracteolate, bisexual or unisexual, actinomorphic or rarely zygomorphic, hypogynous to epigynous, floral cup shallow to urn-shaped, sometimes absent; sepals 4 or 5(–10), sometimes absent, imbricate, usually persistent; petals absent or 4 or 5, yellow, white, greenish or red, often ribbonlike and circinate in bud, caducous; stamens 4, 5, or many, free, rarely arranged in 2 whorls with the inner whorl staminodal, development of polyandrous androecia centripetal or centrifugal; anthers basifixed, thecae mostly bisporangiate, each opening by two valves or a simple longitudinal slit, or monosporangiate and opening by a single valve (Exbucklandia, Hamamelis and the genera of the S hemisphere), connective protruding; disk scales sometimes present between stamens and carpels.

花小对中型，具苞片和通常，萼片4或5(-10)，有时无，覆瓦状，通常宿存；花瓣无或者4-5，黄色，白色，带绿色或者红，通常在芽期带状的并且拳卷，早落；雄蕊4，5，或者很多，离生，很少2轮生并且退化雄蕊内部轮生，多雄蕊的雄蕊群向心或离花药基着大多为的囊bisporangiate，以二裂爿或一单纵裂缝每开阔的，花盘鳞片有时片在雄蕊和心皮之间存在。

Puna Chicory, leymus multicaulis and Psathyrostachysjuncea.For the materials used in this article were some old seeds which had been stored for 3-7 years, we found a lot of abnormal mitotic and meiotic cells, such as chromosome bridge. chromosome laggard, micronucleus, multipolar division and so on. Moreover, we also found the wheat"s multi-anther, double germinate-hole"s microspore and collected the photos of every period of meiosis. mitosis.

因为用于细胞学检测的小麦材料是搁置多年的陈旧种子，所以在检测染色体数目时，发现大量异常分裂现象，包括染色体桥、染色体落后、微核、多极分裂等；实验过程中还发现小麦多花药现象和花粉粒具双萌发孔的现象；同时在显微观察同时还注意搜集了细胞有丝分裂、减数分裂各个时期的分裂相图片。

Stamens 6, slightly tetradynamous; filaments of lateral stamens filiform, those of median pairs strongly dilated or appendaged basally; anthers ovate, apiculate or not at apex.

雄蕊6，稍；强烈花丝的丝状的侧雄蕊，那些的中间对膨大或基部；花药卵形，具细尖的或并非在先端。

Lower glume of pedicelled spikelet awned; lower floret of sessile spikelet absent or reduced to a small lemma; anthers ca.

pedicelled小穗的更低的颖片具芒；无梗小穗无的或退化至的更低的小花一小的外稃；花药长约0.5毫米 3 P。

Stamens 4, subequal or anterior 2 longer, inserted on apical half of corolla tube; filaments complanate, glabrous or puberulent; anthers ovoid, cells 2, divaricate, becoming confluent at apex.

雄蕊4，前面的近等长或长，顶端的着生于花冠筒的一半；扁平的花丝，无毛或具微柔毛；花药卵形体，室，极叉开，变得的合流河在先端。

Filaments connate into a short tube; anthers erect, apex membranous and inflexed on base of stigma head; pollinia 2 per pollinarium, erect, ovoid, apex with a small translucent beak.

花丝合生成一短管；花药直立，先端膜质和在柱头头状花序的基部上内折；花粉块2 每pollinarium，直立，卵圆形，先端具一个小的半透明的喙。

Leaf blade and petioles puberulent to woolly at least along veins; anthers globose or reniform.

对具绵状毛的至少沿脉被微柔毛的叶片和叶柄；花药球状的或肾形。

Anthers globose-ovoid to reniform with arcuate slits; corolla mouth 5-17 mm in diam.

花药球状的卵球形的到肾形具弧曲的裂缝；花冠嘴5-17毫米直径 6

Stamens inserted at middle of corolla tube; filaments short; anthers sagittate, included, adherent to pistil head at middle, cells with an empty tail; disc ringlike, as long as ovary, apex entire or 5-lobed.

雄蕊花冠筒的着生的在中部；花丝短箭头形的花药，包括，对雌蕊头状花序在中部，室具附着一空有尾；花盘环形，倍于子房，先端全缘或者5浅裂。

The corolla of the 235A degenerated and most of its shrivelling stamen had incompletely developed anther and stigma.A few fertile pollens in one or two completly developed stamen were not emerged because anthers were closed by much longer calyx.

研究表明，新发现的辣椒雄性不育花冠退化，大部分雄蕊萎缩、没有花丝、具发育不完整的花药；虽然花内1～2枚发育正常的雄蕊有少量可育花粉，但由于花萼畸长紧闭，不能开花。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐