selaginella

简明释义

英[/sɪˌlædʒ.ɪˈnɛl.ə/]美[/sɪˌlædʒ.ɪˈnɛl.ə/]

n. 卷柏

英英释义

单词用法

同义词

反义词

例句

1.Object To study the chemical constituents of whole plant of Selaginella stauntoniana Spring.

目的研究旱生卷柏的化学成分。

2.OBJECTIVE: To determine the content of the Amentoflavone in Selaginella tamariscina from Guizhou and Hunan by RP-HPLC.

目的：建立以反相高效液相色谱法测定贵州、湖南卷柏中穗花杉双黄酮含量的方法。

3.Another part is about the separating from the Petroleum ether fraction of Selaginella uncinata (Desv. ) Spring.

另一部分是对瑶药翠云草石油醚萃取部位化学成分进行分离。

4.CONCLUSION The results provide scientific basis for the identification of Selaginella delicatula and suggeste that the variable type should be treated as a variety.

结论研究结果为其药材资源的开发利用提供了鉴定依据；其变异类型宜作为薄叶卷柏的一个变种处理。

5.Selaginella sinensis is the mainly fern spores.

蕨类孢子以中华卷柏和三缝孢为主。

6.Besides, pollen of Abies, Picea, Pinus, Tsuga, Betula, Ericaceae, Labiatae and Cyperaceae and spores of Pteris, Polypodium and Selaginella were also observed.

此外，有冷杉、云杉、松、铁杉和桦等属乔木花粉和杜鹃科、唇形科、莎草科灌木和草本植物花粉及凤尾蕨、水龙骨、卷柏等属孢子。

7.Methods:Mentholum, Selaginella, Dehydroandrographolide in Cuilian Jiedu Tablets were identified by TLC, and the content of Dehydroandrographolide was determined by HPLC.

方法：采用TLC法对处方中的薄荷、翠云草和穿心莲进行了鉴别；用HPLC法测定了方中脱水穿心莲内酯的含量。

8.Objective: To study the distribution of flavonoids among the plants for medicinal use of Selaginella.

前言：目的：研究黄酮类化合物在11种卷柏属药用植物中的分布。

9.The garden features a variety of plants, including selaginella, which is known for its unique appearance.

这个花园里有各种植物，包括selaginella，以其独特的外观而闻名。

10.In humid environments, selaginella can thrive and add greenery to the landscape.

在潮湿的环境中，selaginella能够茁壮成长，为景观增添绿色。

11.Botanists often study selaginella to understand its adaptations to different climates.

植物学家常常研究selaginella以了解其对不同气候的适应能力。

12.You can find selaginella in many tropical rainforests, where it grows on the forest floor.

你可以在许多热带雨林中找到selaginella，它生长在森林地面上。

13.The selaginella species is often used in terrariums for its low maintenance needs.

selaginella物种常用于生态瓶，因为它需要的维护很少。

作文

In the vast world of botany, there are countless fascinating plants that have unique characteristics and adaptations. Among these, the genus selaginella, commonly known as spikemoss, stands out due to its remarkable resilience and diverse habitats. Selaginella is a member of the family Selaginellaceae and is often mistaken for true mosses, but it is more closely related to ferns. This ancient group of plants has been on Earth for millions of years, dating back to the Devonian period, which makes it a crucial part of our planet's evolutionary history. One of the most intriguing aspects of selaginella is its ability to survive in extreme conditions. Many species of selaginella can endure prolonged periods of drought by entering a state of dormancy. During this time, the plant appears dead, with its leaves curling up and losing their green color. However, once water becomes available, selaginella can quickly rehydrate and resume its growth, showcasing an incredible adaptation to its environment. This desiccation tolerance not only highlights the resilience of selaginella but also makes it a subject of interest for researchers studying plant survival strategies in the face of climate change. Another fascinating feature of selaginella is its reproductive system. Unlike flowering plants, selaginella reproduces via spores, which are produced in structures called strobili. These strobili can be found at the tips of the stems and are vital for the dispersal of the species. The spores of selaginella are lightweight and can be carried by the wind over long distances, allowing the plant to colonize new areas effectively. This method of reproduction is a key factor in the success of selaginella in various ecosystems, from tropical rainforests to arid deserts. Moreover, selaginella plays an important role in its ecosystem. As a ground cover, it helps prevent soil erosion and provides habitat for various small organisms. Its presence can indicate the health of an environment, as it thrives in moist, shaded areas. Conservationists are increasingly recognizing the importance of preserving habitats where selaginella grows, especially as urbanization and climate change threaten these delicate ecosystems. In addition to its ecological significance, selaginella has potential applications in medicine and biotechnology. Some species have been studied for their medicinal properties, and their unique biochemical pathways may offer insights into new drug developments. Furthermore, understanding the genetic makeup of selaginella could lead to advances in agricultural practices, particularly in developing crops that can withstand drought conditions. In conclusion, the genus selaginella is a remarkable example of nature's ingenuity and resilience. Its ability to survive harsh conditions, unique reproductive strategies, and ecological importance make it a fascinating subject for study. As we continue to explore the complexities of plant life, selaginella serves as a reminder of the intricate connections within ecosystems and the need for conservation efforts to protect these vital organisms. By appreciating and understanding selaginella, we can gain valuable insights into the past, present, and future of our planet's biodiversity.

在植物学的广阔世界中，有无数种迷人的植物具有独特的特征和适应能力。在这些植物中，属selaginella（常称为刺苔）因其显著的韧性和多样的栖息地而脱颖而出。Selaginella是蕨类植物家族Selaginellaceae的一员，常常被误认为是真正的苔藓，但它与蕨类植物的关系更为密切。这一古老的植物群体在地球上已经存在了数百万年，追溯到泥盆纪，这使得它成为我们星球进化历史的重要组成部分。 Selaginella最引人入胜的方面之一是其在极端条件下生存的能力。许多selaginella物种可以通过进入休眠状态来忍受长时间的干旱。在此期间，植物看起来像是死了一样，叶子卷曲并失去绿色。然而，一旦水分重新可用，selaginella就可以迅速再水合并恢复生长，展示出对环境的惊人适应能力。这种耐干旱的特性不仅突显了selaginella的韧性，也使其成为研究植物在气候变化面前生存策略的对象。 Selaginella的另一个迷人特征是其繁殖系统。与开花植物不同，selaginella通过孢子繁殖，这些孢子是在称为球果的结构中产生的。这些球果可以在茎的顶端找到，是物种传播的关键。Selaginella的孢子轻便，可以被风带走很远的距离，从而有效地让植物占领新的区域。这种繁殖方式是selaginella在各种生态系统中成功的关键因素，从热带雨林到干旱沙漠。 此外，selaginella在其生态系统中扮演着重要角色。作为地面覆盖植物，它有助于防止土壤侵蚀，并为各种小生物提供栖息地。它的存在可以表明环境的健康，因为它在潮湿、阴暗的地方茁壮成长。保护主义者越来越认识到保护selaginella生长的栖息地的重要性，特别是在城市化和气候变化威胁这些脆弱生态系统的情况下。 除了其生态重要性，selaginella在医学和生物技术方面也有潜在应用。一些物种已被研究其药用特性，它们独特的生化途径可能为新药开发提供见解。此外，了解selaginella的基因组成可能会促进农业实践的进步，特别是在培育能够抵御干旱条件的作物方面。 总之，属selaginella是自然聪明才智和韧性的一个显著例子。其在恶劣条件下生存的能力、独特的繁殖策略和生态重要性使其成为令人着迷的研究对象。随着我们继续探索植物生命的复杂性，selaginella提醒我们生态系统内的复杂联系，以及保护这些重要生物的必要性。通过欣赏和理解selaginella，我们可以获得对我们星球生物多样性的过去、现在和未来的宝贵见解。