萼

Plant monoecious. Male flowers sometimes solitary, sometimes in a thyrse 5-7 cm, 2-3 cm in diam.; pedicels 0.8-1.5 cm; sepals 2 large, 2 small; petals orange, obovate, 1-5 × as long as sepals; stamen fascicles stalk 2-3 mm, each fascicle with 50 anthers; anthers aggregated into a head, 2-celled, cells longitudinally dehiscent; pistillode columnar; stigma distinctly peltate, 4-lobed.

雌雄同株；雄花有时单生，有时在一聚伞圆锥花序内5-7厘米，直径2-3厘米；花梗0.8-1.5厘米；大的萼片2，小的2；花瓣橙，倒卵形，长为萼片的1-5 倍；雄蕊束簇柄2-3毫米，每束簇具50花药；花药聚生为头状花序，2室，室纵向开裂；退化雌蕊柱状；柱头清楚的盾形，4裂。

Fruit nutlike, enclosed in accrescent calyx tube; winglike calyx lobes 2, erect.

果坚果状，包围在增大萼筒；翼状的萼裂片2，直立。

Petals alternisepalous,(2-)4, absent in female flowers of some Myriophyllum , imbricate, longer than sepals, often deciduous with stamens.

花瓣与萼片互生，(2-)4，但是Myriophyllum的一些种类雌花无花瓣，花瓣覆瓦状排列，比萼片长，通常与雄蕊一起脱落。

Ovary inferior, with as many carpels and locules as sepals, septa sometimes thin or absent at maturity; placentation axile or parietal, ovules 1 to many per locule, in 1 or several rows or clustered, anatropous, bitegmic; style 1; stigma with as many lobes as sepals or clavate to globose.

子房下位，子房室、心皮与萼片同数，在成熟时隔膜有时薄或无；中轴胎座或侧膜胎座，每室胚珠1到多，排成1或几列或丛生，倒生，具双珠被；花柱1；柱头裂片与萼片同数或棍棒状到球状。

Sepals and petals 5, persistent after anthesis, sepals free, entire or rarely glandular-ciliate, petals entire or glandular-ciliate, apiculus absent.

萼片和花瓣5，宿存在花后，萼片离生，全缘或很少具腺具缘毛的，花瓣全缘或具腺具缘毛，细尖无。

Sepals 4. Petals absent. Stamens 4, opposite sepals; anthers basifixed.

萼片4。花瓣无；雄蕊4，与萼片对生；花药基着。

Mm. Male flowers: pedicels filamentous, 3-5 mm; calyx red or purple; sepals 6, biseriate, subequal, obovate, 2-3 × ca. 1.5 mm; disk segments 6, opposite sepals; stamens 3; filaments connate into a short cylinder.

雄花：花梗丝状，3-5毫米；花萼红色的或紫色；萼片6，2列，近等长，倒卵形，2-3*约1.5毫米；花盘裂片6，与萼片对生；雄蕊3；进一个短汽缸合生的花丝。

Scape erect, usually higher than leaves, with several to more than 20 flowers; bracts lanceolate ,shorter than ovary.usually 6-9mm long,1lowermost to 2.3cm long, purple-brown; flower variable in colour, sweetly scented; sepals narrow-lanceolate,3cm long,5-7mm wide,5-veined;petals usually shorter and broader than sepals, slightly convolute over column,7-veined,lip inconspicuously 3-lobed,light yellow blotched purple, side lobes erect ,midlobe recurved, disk with 2 yellow lamellae above.

花葶直立，通常高出叶外，具花数朵至20余朵；花苞片披针形，比子房连花梗短，通常长6~9mm ，在最下面1枚达2.3cm ，紫褐色；花色多变，有香气；萼片狭披针形，长3cm ，宽5~7mm ，有5条脉纹；花瓣通常较萼片短而宽，向前稍合抱，覆盖于蕊柱之上，有脉纹7条，唇瓣不明显3裂，浅黄色带紫斑，侧裂片直立，中裂片翻卷，唇盘上面具2条黄色褶片。

Scape erect or slightly slanting, 30cm high, 1-2flowered, flowers large, white ,8-10cm across, fragrant; sepals oblong-lanceolate, 6cm long, 2cm wide, faintly tinted green at base; petals slightly smaller than sepals, lip 3-lobed, side lobes erect, spotted purple-red, mid –lobe pendent, blotched yellow and irregularly spotted purple-red in middle ,wavy at margin, lamellae yellow ,short-hairy .

花葶直立或微倾斜，高30cm ，有1~2花，花大，白色，直径8~10cm ，具芳香味；萼片长圆状披针形，长6cm ，宽2cm ，基部微带绿晕；花瓣稍小于萼片，唇瓣3裂，侧裂片直立，有紫色小斑点，中裂片下垂，中间有黄色斑块和不规则紫红色小斑点，边缘波浪状，褶片黄色，被短毛。花期2~5月。

Calyx tube short, coadnate with ovary; sepals 5, ovate-triangular, adaxially medially keeled, dehiscent with longitudinal slits.

萼筒短，与子房合生；萼片5，卵状三角形，正面中部龙骨状，开裂的具纵裂缝。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。