pteridophytes

简明释义

英[ˌtɛrɪdəˈfaɪts]美[ˌtɛrɪdəˈfaɪts]

n. 蕨类植物；蕨类

英英释义

单词用法

同义词

反义词

例句

1.Zhongtiao Mountain forest area has an abundance of medicinal pteridophytes.

山西中条山林区药用蕨类植物丰富。

2.The geographical distribution and floral feature of the medicinal Pteridophytes in Jiangxi was described.

介绍了江西药用蕨类植物的地理分布及区系特征。

3.Three vertical distributions of pteridophytes, i. e. lower mountane, moutane and summit mountane, are divided.

蕨类植物垂直分布可以分为低山、中山和山顶三个带。

4.A taxonomic study on pteridophytes in N. E. China.

东北蕨类植物的分类研究。

5.The floral analysis shows that in the medicinal pteridophytes there are many primitive elements and diverse geographical elements.

区系分析显示该地药用蕨类植物，区系地理成分多样，以热带亚热带成分占优势。

6.The floral analysis shows that in the medicinal pteridophytes there are many primitive elements and diverse geographical elements.

区系分析显示该地药用蕨类植物，区系地理成分多样，以热带亚热带成分占优势。

7.It is confirmed that species of the medicinal Pteridophytes of Guizhou and their geographic distribution by investigation.

通过调查研究，基本搞清了贵州蕨类药用植物的种类与地理分布。

8.The lifecycle of pteridophytes (蕨类植物) includes both a sporophyte and a gametophyte stage.

pteridophytes（蕨类植物）的生命周期包括孢子体和配子体两个阶段。

9.In the rainforest, we can find many different species of pteridophytes (蕨类植物) that thrive in the humid environment.

在雨林中，我们可以发现许多不同种类的pteridophytes（蕨类植物）在潮湿的环境中茁壮成长。

10.Some pteridophytes (蕨类植物) can be found in dry environments, adapting to survive with minimal water.

一些pteridophytes（蕨类植物）可以在干燥的环境中找到，适应在最少水分的情况下生存。

11.Many gardeners appreciate the beauty of pteridophytes (蕨类植物) in their landscaping designs.

许多园丁欣赏在园林设计中使用pteridophytes（蕨类植物）的美丽。

12.The study of pteridophytes (蕨类植物) is essential for understanding plant evolution.

研究pteridophytes（蕨类植物）对于理解植物进化至关重要。

作文

Pteridophytes, commonly known as ferns and their relatives, represent a fascinating group of plants that have existed on Earth for over 360 million years. These ancient plants are characterized by their unique reproductive structures and life cycles, which set them apart from other plant groups. Understanding the biology and ecology of 蕨类植物 can provide valuable insights into the evolution of terrestrial ecosystems and the role these plants play in our environment.One of the most distinguishing features of 蕨类植物 is their method of reproduction. Unlike flowering plants that reproduce through seeds, 蕨类植物 reproduce via spores. This means they have a two-stage life cycle, consisting of a diploid sporophyte phase and a haploid gametophyte phase. The sporophyte is the familiar leafy fern we see, while the gametophyte is a small, heart-shaped structure that produces gametes. This fascinating life cycle allows 蕨类植物 to thrive in various environments, from tropical rainforests to temperate woodlands.In addition to their unique reproductive strategies, 蕨类植物 also play a crucial role in their ecosystems. They contribute to soil formation and stabilization, preventing erosion and promoting biodiversity. The presence of 蕨类植物 in an ecosystem can create microhabitats for various organisms, including insects, amphibians, and even small mammals. Their fronds provide shelter and food, making them essential components of many forest ecosystems.Moreover, 蕨类植物 have adapted to a wide range of environmental conditions. Some species are found in shaded, moist areas, while others can tolerate full sunlight and dry conditions. This adaptability has allowed them to colonize diverse habitats across the globe. For example, the resilient *Pteridium aquilinum*, commonly known as bracken fern, can be found in various climates and is often one of the first plants to regenerate after disturbances such as wildfires.The study of 蕨类植物 extends beyond their ecological importance; it also encompasses their historical significance. Fossil evidence shows that ferns were once dominant in prehistoric landscapes, contributing to the formation of coal deposits that fuel our modern energy needs. This historical context highlights the importance of 蕨类植物 in understanding Earth's geological and biological history.In conclusion, 蕨类植物 are not only remarkable for their unique reproductive strategies and ecological roles but also for their historical significance. As we continue to study these ancient plants, we gain a deeper appreciation for their contributions to our planet's biodiversity and ecosystems. Preserving their habitats and understanding their needs is crucial for maintaining the delicate balance of our natural world. By fostering a greater awareness of 蕨类植物, we can ensure that future generations will continue to marvel at their beauty and significance in the tapestry of life on Earth.

蕨类植物，通常被称为蕨类及其亲属，代表了一组迷人的植物，这些植物在地球上已经存在超过3.6亿年。这些古老的植物以其独特的繁殖结构和生命周期为特征，使它们与其他植物群体区分开来。理解蕨类植物的生物学和生态学可以为我们提供有关陆地生态系统演化以及这些植物在环境中所扮演角色的宝贵见解。蕨类植物最显著的特征之一是它们的繁殖方式。与通过种子繁殖的开花植物不同，蕨类植物通过孢子繁殖。这意味着它们有一个两阶段的生命周期，包括二倍体孢子体阶段和单倍体配子体阶段。孢子体是我们常见的叶子蕨，而配子体则是一个小型心形结构，产生配子。这个迷人的生命周期使得蕨类植物能够在热带雨林到温带林地等各种环境中生存。除了独特的繁殖策略，蕨类植物在其生态系统中也发挥着至关重要的作用。它们有助于土壤形成和稳定，防止侵蚀并促进生物多样性。蕨类植物在生态系统中的存在可以为各种生物创造微环境，包括昆虫、两栖动物甚至小型哺乳动物。它们的叶片提供庇护和食物，使它们成为许多森林生态系统的重要组成部分。此外，蕨类植物已经适应了各种环境条件。一些物种生长在阴暗潮湿的地方，而另一些则能耐受充足的阳光和干燥条件。这种适应能力使它们能够在全球范围内占领多样的栖息地。例如，耐寒的*Pteridium aquilinum*，通常被称为蕨类，可以在各种气候中找到，通常是野火后首先再生的植物之一。对蕨类植物的研究不仅限于它们的生态重要性；它还涵盖了它们的历史意义。化石证据表明，蕨类植物曾经在史前景观中占主导地位，为我们现代能源需求的煤炭沉积的形成做出了贡献。这一历史背景突显了蕨类植物在理解地球的地质和生物历史中的重要性。总之，蕨类植物不仅因其独特的繁殖策略和生态角色而引人注目，还因其历史意义而备受关注。随着我们继续研究这些古老的植物，我们对它们对地球生物多样性和生态系统的贡献有了更深刻的认识。保护它们的栖息地并理解它们的需求对于维持我们自然世界的微妙平衡至关重要。通过增强对蕨类植物的意识，我们可以确保未来的世代继续欣赏它们在地球生命织锦中的美丽和重要性。