有茎的

Using fresh chlorophyll distilled from fresh leaves of yulan as experimental material,this research analyses the change of the absorption spectra of chlorophyl under light of different wave length,different illuminating time,different temperature by means of using the WGS-9 chroma analysing instrument.

引言光谱分析在各个领域内有广泛的应用，对许多物质，光的吸收性是一个重要的本质特性，通过对物质的光谱分析可以得知它的元素组成成分[1]。在自然界中，叶绿素是广泛存在于植物的叶和茎中的绿色色素，它也有其特定的吸收光谱。

A large lacuna occupies the center of many stems.

有些植物茎的中央有大型的空腔存在。2。

Any of various stiff marsh plants of the genus Juncus, having pliant hollow or pithy stems and small flowers with scalelike perianths.

灯心草：一种灯心草属的不易弯曲的沼泽植物，具有柔韧的空心或有髓的茎，花小，有鳞状花被

Therefore, two-year old vine or whole aerial parts of Pueraria lobata is recommended to produce ethanol, which can provide an effective approach to accomplish the utilization of this resource.

因此可利用两年以上生藤茎或整个地上部分为原料生产燃料乙醇，对全面开发利用野葛资源有积极的意义。

Compounds, including 15 new C21 steroids, were isolated from the alcohol abstracts of the ratten of Marsdenia tenacissima. 37 of them are C21 steriods and their glycosides, the rest 5 compounds are lignans.

从通光散藤茎的乙醇提取物中，共分离得到42个化合物，其中包括C21甾体及其甾体皂甙类化合物37个，木脂体类化合物5个，有15个新化合物，均为C21甾体类化合物。

Any of numerous begonias having fibrous rather than tuberous or rhizomatous roots.

一种没有根状茎或块茎而有须根的秋海棠。

Sometimes armed with stinging hairs; epidermal cells of leaves, sometimes stems, perianths mostly with prominent cystoliths punctiform to linear; Leaves alternate or opposite, stipules present, rarely absent; leaf blade simple. Inflorescences cymose, paniculate, racemose, spicate, or cluster-capitate, usually formed from glomerules, sometimes crowded on common enlarged cuplike or discoid receptacle, rarely reduced into a single flower. Flowers unisexual, rarely bisexual in partial flowers; actinomorphic, very small,(1-)4- or 5-merous, rarely perianth absent in female flowers.

有时具有蛰毛的刺；叶的表皮细胞，有时茎和花被的表皮细胞大部分有显著的点状或线形的乳状体；叶互生或者对生，托叶有，很少无；单叶花序聚伞状，圆锥状，总状，穗状，或者丛生头状花序，花单性，部分花两性；辐射对称，小，(1-)4-或者5瓣，很少在雌花内无花被。

And GmAG was observed a little at reversed shoot tips, which indicated GmAG had a characteristic of transition from shoot apical termination to floral meristems.

受长日照影响的茎顶，在发生逆转的顶芽上有少量的GmAG的表达，证明GmAG有决定分生组织向花分生组织转变的特性。

Well-branched plant with hairy leaves and stems each with a solitary flower head with narrow white or pink or lavender rays; western North America.

具有多毛的叶和茎，有单生的头状花序，有狭小的、白色、粉色或淡紫色的边花；产自北美西部。

European annual wild lettuce having prickly stems; a troublesome weed in parts of United States.

长有带刺茎的欧洲一年生野生莴苣；美国部分地区一种有毒杂草。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失