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All characters that have been used to delimit more narrowly defined species in other treatments of Chinese Clethra exhibit a strongly continuous pattern of variation from west to east across the range of the species in China (i.e., leaf size and shape, the number of secondary veins on each side of the midvein, anther size and shape); they also exhibit geographically correlated or seemingly random patterns, but without correlated gaps in character states among any two or more characters (i.e., style pubescence, corolla abaxial surface, stamen exsertion).

用来界定更狭窄定义的中国的Clethra的其它种的全部特征,从中国种的分布区的西部到东部,展示了一种强烈的连续变异的样式(如,叶大小和形状,中脉每边次脉的数目,花药的大小和形状);他们还展示出地理分布的相关或好像随机的样式,但是在任何2或更多特征状态间没有相关的特征间隔(如,花柱被短柔毛,花冠背面、雄蕊伸出)。叶大小与形状,在中脉,花药大小与形状的每边次脉的数量;也的他们展览好象地理上有相互关联或随机模式,但是没有有相互关联特征差距在任何2 特征或更多中说明即,花柱短柔毛,花冠背面,雄蕊exsertion。

Flowers unisexual. Male inflorescence precocious, elongate, pendulous, with numerous overlapping bracts; each bract usually subtending a small dichasium with 1-3 male flowers; stamens as many as and opposite sepals or, if sepals obsolete, then stamens of inflorescence to 20; filaments very short, connate or nearly so; anthers 2-loculed, thecae connate or separate, opening by longitudinal slits.

雄花序先有花,拉长,下垂,具多数重叠苞片;通常的每苞片对着一小的二歧聚伞花序具1-3雄花;同数的雄蕊和与萼片对生或,如果萼片废退,然后对20的花序的雄蕊;花丝非常短,合生或近合生; 2室的花药,合生的或分开的囊,以纵裂缝开阔的。

The artificial flower doctrine that with German botanist Engele is a delegate thinks the flower of angiosperm and gymnospermous ball flower agree completely, every stamen and carpel, be equivalent to a male flower that degrades extremely and female flower respectively, consequently tentative idea angiosperm is to come from child plant hemp is yellow kind yellow Ephedra Campylopoda of curved handle hemp, following plan institute are shown, in this tentative idea, the bud of male flower piece turn into perianth, the bud of female flower piece turn into carpel, the small bud of every male flower piece after disappearing, remain a stamen only, female flower small bud piece ovule is remained only after disappearing, ministry of foundations of move unripe Yu Zi.

以德国植物学家恩格勒为代表的假花学说认为被子植物的花和裸子植物的球花完全一致,每个雄蕊和心皮,分别相当于1个极端退化的雄花和雌花,因而设想被子植物是来自棵子植物麻黄类的弯柄麻黄Ephedra campylopoda,如下图所示,在这个设想里,雄花的苞片变为花被,雌花的苞片变为心皮,每个雄花的小苞片消失后,只剩下一个雄蕊,雌花小苞片消失后只剩下胚珠,着生于子房基部。

Corolla blue-purple to pinkish white or greenish, 1.8-2.3 cm, outside pubescent to glabrescent; tube nearly cylindric, gradually slightly ampliate from base to mouth, 1.4-2 cm X 3-6 mm; limb slightly 2-lipped; adaxial lip 2-lobed from near middle, lobes 1.5-2 X 1.5-2 mm; abaxial lip lobes 3.5-5.5 X 2.5-3 mm. Stamens adnate to corolla 5-7 mm above base, 6-13 mm; filaments slender, slightly flattened, glabrous; anthers oblong, 2-loculed, dehiscing longitudinally, connective glabrous; staminode 1, ca. 1.2 mm. Disc ca. 1.2 mm, shallowly 5-lobed to subentire.

花冠蓝紫色到带绿色带粉红色的白色的或,1.8-2.3厘米,外面被短柔毛到后脱落;逐渐,圆筒状的近筒部稍自基部在嘴,3-6毫米的1.4 X-2厘米;瓣片有点二唇形;从近中部,耳垂1.5-2 X 1.5-2毫米2裂的正面的唇;背面的唇裂片3.5-5.5 X 2.5-3毫米雄蕊贴生于花冠超过基部,6-13毫米5-7毫米;花丝纤细,稍扁平,无毛;花药长圆形,2室,纵向开裂,药隔无毛;退化雄蕊1,大约大约1.2毫米,浅5浅裂到近全缘的1.2毫米光碟。

Stamens 4, didynamous, anthers connivent and enclosed by galea; locules parallel and free, pointed at base but posterior 2 anthers each with 1 locule spurred, all 4 with barbate hairs along slit.

雄蕊4,二强雄蕊,花药靠合和藏于盔瓣;除了有激励的1子房室,沿着裂缝的有具髯毛的头发的全部的4的在后的2只花粉囊,子房室平行和免费,指的在基部。

Stamens inserted at base of corona; filaments connate at base into a ring and alternate with minute interstaminal teeth; anthers connate at tips, adnate to stigma head, with apical appendages; pollen tetrads in masses.

雄蕊副花冠的着生的在基部;花丝合生在基部成为一环和互生的具小雄蕊间齿;花药合生的在顶部,贴生于柱头头状花序,具顶端附属物;在群众里的四合花粉。

Historically, plants of this affinity with stamen number equal to sepal number were Ludwigia , and those with stamens twice as many as sepals were Jussiaea , but Raven and others demonstrated reticulate variation in this character, and treated the two groups as a single genus.

历史上,常具有与萼片数相同的雄蕊数的植株为 Ludwigia的,而雄蕊数为萼片的2倍的是Jussiaea的,但 Raven和其它人证明这一特征成网状式的变异,并且把这两个类群归入同一属内。

Secondly, according to the stem and leaf anatomy, leaf epidermis, pollen morphology and floral development, it is found that there are no close relations between Acorus and Typhales, especially in the aspect of floral development. In the course of floral development of A. calamus, neither bracteloe primordium nor common primordium occurs in the whole course. Early development of the flower is strongly unidirectional. Three shield carpels develop into a pistil. In Sparganium fallax, each female flower has a bracteole. The bracteole primordium and the floral primordium originate from a complex structure. A single saccate carpel develops into a pistil. In staminate flowers, petal and stamen primordia initiate spirally.

菖蒲属与香蒲目的茎叶解剖特征、叶表皮特征、花粉特征及花器官发生特点等亦存在着明显区别,特别是花器官发生特点差异尤为显著,如菖蒲属花器官发生过程中,没有苞片原基,也不存在任何形式的复合原基,花被与雄蕊原基均以单向性方式发生,雌蕊由3心皮发育而成,具有&盾状心皮&的特点等,黑三棱属则有苞片原基发生,且苞片原基与雌花原基起源于共同的复合结构,雄花的花被原基和雄蕊原基均以螺旋状方式发生,雌蕊由单心皮发育而成,未发现有2或3个心皮原基或其痕迹的现象,体现出&囊状心皮&的特点。

Stamens 4, adnate to corolla tube near base, rarely to or above middle, included; anthers basifixed, coherent in pairs, rarely free, thecae divergent at base, not or rarely confluent at apex, dehiscing longitudinally from arcuate slits; connective not projecting; staminode 1, adnate to adaxial side of corolla tube.

雄蕊4,贴生于花冠筒近基部,很少对或在上部中间,包括;花药基着,成对连着,很少离生,囊分叉的在基部,并非或很少汇合的在先端,来自弧曲的裂缝的纵向开裂;药隔不凸出;退化雄蕊1,贴生于花冠筒的正面的边。

Fertile stamens 2, posterior; reduced stamens 2, anterior, forming prominent plaits on base of lower lip.

能育的雄蕊2,后唇瓣;退化的雄蕊2,在下唇的基地上的前面,形成的突出的褶皱。

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此刻阴唇已经几乎完全的缝在一起了,排除多余淤血体液的管子和Foley导管从顶端冒出来。

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