perianth

简明释义

英[ˈperiˌænθ]美[ˈperɪˌænθ]

n. [植] 花被

英英释义

单词用法

同义词

反义词

例句

1.A large family of plants, the Liliaceae, characterized by showy flowers with six perianth segments, six stamens, and a superior ovary and usually producing bulbs or rhizomes.

百合科是植物里的一大科，特征为六瓣花苞，有六雄蕊，上子房有鳞状或根状茎。

2.Outer perianth segments dark brownish - red, short lanceolate, with whitish edge.

外花被片段为深棕红色，短披针形，带白色边缘。

3.The outer series of perianth in the irises and related plants.

蝴蝶花或相关植物外层常垂的花瓣。

4.Flower: There are perianth, androecium and gynoecia on receptacle.

在花托上着生花被片、雄蕊群和雌蕊。

5.Leaves sessile or shortly petiolate, petiole to 5 mm; perianth tube not pubescent inside.

叶无柄或具短叶柄，对5毫米的叶柄；不青春期的花被筒在里面。

6.Leaf blade not triangular-peltate, perianth not accrescent nor fleshy in fruit.

三角形盾形的不叶片，花被不增大也非肉质在果期。

7.The first section elaboration perianth female pays attention reason.

第一节论述花被女性所关注的原因。

8.The flower's perianth 花被 consists of both petals and sepals, providing protection to the reproductive organs.

这朵花的perianth 花被由花瓣和萼片组成，为生殖器官提供保护。

9.In botany, the perianth 花被 is an essential structure that helps in identifying different species.

在植物学中，perianth 花被是识别不同物种的重要结构。

10.The perianth 花被 serves as a protective layer during the early stages of flower development.

在花的早期发育阶段，perianth 花被作为保护层。

11.Some plants have a double perianth 花被, which can enhance their visual appeal.

一些植物有双重的perianth 花被，这可以增强它们的视觉吸引力。

12.The vibrant colors of the perianth 花被 attract pollinators to the plant.

鲜艳的perianth 花被颜色吸引了授粉者到植物上。

作文

The beauty of flowers has captivated humans for centuries, inspiring poets, artists, and botanists alike. Among the many fascinating aspects of floral anatomy is the structure known as perianth, which plays a crucial role in the reproductive process of flowering plants. The perianth (花被) is the collective term for the outer parts of a flower, specifically the petals and sepals, which serve to protect the reproductive organs and attract pollinators. Understanding the perianth is essential for anyone interested in botany or horticulture, as it offers insight into the complex mechanisms that govern plant reproduction.The perianth can be divided into two main components: the calyx and the corolla. The calyx consists of the sepals, which are typically green and leaf-like structures that encase and protect the developing bud before it blooms. Once the flower opens, the sepals may remain attached at the base, providing additional support. In contrast, the corolla is made up of the colorful petals that we often admire. These petals can vary greatly in shape, size, and color, serving not only to attract pollinators but also to provide a visual spectacle that enhances the overall appeal of the flower.Pollination is a vital process for the reproduction of flowering plants, and the perianth plays a significant role in this. By attracting insects, birds, and other animals, the petals of the corolla encourage these creatures to visit the flower in search of nectar. As they move from one bloom to another, they inadvertently transfer pollen, facilitating fertilization. This relationship between the perianth and pollinators highlights the intricate connections within ecosystems, where each component plays a part in sustaining life.Moreover, the perianth can also exhibit various adaptations that enhance its effectiveness in attracting pollinators. For instance, some flowers have evolved to produce specific scents or colors that appeal to particular species. The vibrant hues of certain petals may signal to bees or butterflies that nectar is available, while other plants may rely on unique shapes to accommodate the feeding habits of specific pollinators. This co-evolution of flowers and their pollinators is a remarkable example of nature's ingenuity.In horticulture, understanding the perianth can aid in the selection of plants for gardens and landscapes. Gardeners often choose flowers based on their aesthetic appeal, which is largely determined by the colors and shapes of the petals. Additionally, knowledge of how different perianth structures attract various pollinators can inform planting strategies that promote biodiversity and support local ecosystems.In conclusion, the perianth is more than just a decorative feature of flowers; it is a vital component of plant reproduction and an essential element in the intricate web of life. By studying the perianth, we gain a deeper appreciation for the natural world and the countless interactions that sustain it. Whether you are a budding botanist or simply someone who enjoys the beauty of flowers, understanding the perianth enriches our experience of nature and highlights the importance of preserving the delicate balance of our ecosystems.

花的美丽几个世纪以来一直吸引着人类，激励着诗人、艺术家和植物学家。在花卉解剖学的众多迷人方面中，有一个结构被称为perianth（花被），它在开花植物的繁殖过程中发挥着至关重要的作用。perianth是花的外部部分的统称，特别是花瓣和萼片，它们用于保护生殖器官并吸引传粉者。理解perianth对任何对植物学或园艺感兴趣的人来说都是至关重要的，因为它提供了关于植物繁殖机制复杂性的见解。perianth可以分为两个主要部分：萼和花冠。萼由萼片组成，通常是绿色和叶状的结构，在花朵绽放之前包裹和保护发育中的花蕾。一旦花朵开放，萼片可能会在底部保持附着，提供额外的支持。相反，花冠由色彩鲜艳的花瓣组成，我们常常欣赏这些花瓣。这些花瓣的形状、大小和颜色可能有很大不同，不仅用于吸引传粉者，还提供了视觉盛宴，增强了花的整体吸引力。传粉是开花植物繁殖的重要过程，而perianth在其中发挥着重要作用。通过吸引昆虫、鸟类和其他动物，花冠的花瓣鼓励这些生物在寻找花蜜时访问花朵。当它们从一朵花移动到另一朵花时，它们无意中转移了花粉，促进了受精。perianth与传粉者之间的这种关系突显了生态系统内的复杂联系，其中每个组件都在维持生命中发挥作用。此外，perianth还可以表现出各种适应性，以增强其吸引传粉者的有效性。例如，一些花朵已经进化出特定的气味或颜色，以吸引特定物种。某些花瓣的鲜艳色调可能向蜜蜂或蝴蝶发出信号，表明有花蜜可供，而其他植物可能依赖独特的形状来适应特定传粉者的取食习惯。这种花朵与其传粉者的共同进化是自然聪明才智的一个显著例子。在园艺方面，理解perianth可以帮助选择适合花园和景观的植物。园丁通常根据植物的美学吸引力来选择花卉，这在很大程度上取决于花瓣的颜色和形状。此外，了解不同perianth结构如何吸引各种传粉者可以为促进生物多样性和支持当地生态系统的种植策略提供信息。总之，perianth不仅仅是花朵的装饰特征；它是植物繁殖的重要组成部分，也是维持生命复杂网络的基本元素。通过研究perianth，我们对自然界有了更深刻的欣赏，以及支撑它的无数互动。无论你是一个初学者植物学家，还是一个简单享受花卉之美的人，理解perianth丰富了我们对自然的体验，并突显了保护我们生态系统微妙平衡的重要性。