Advantages of Cleistogamy

Advantages of cleistogamy is given below:

  • Plants with cleistogamous flowers do not need to spend resources on making gaudy petals. Gaudy petals are essential to attract pollinators that will carry the pollen from the anther of a flower. But, as the cleistogamous flowers exhibit self pollination, they are not dependent on the pollinators for their reproduction. So, the cleistogamous flowers do not make their petals attractive or gaudy.
  • Cleistogamy enables a plant to reproduce in adverse environmental conditions. Because, such flowers perform self pollination and they are not dependent on any external factors for their reproduction. So, in adverse environmental conditions, they can safely perform their fertilisation within closed flowers. Thus, they can maintain their population in adverse conditions also.
  • In cleistogamy or self pollination, chances of loss of pollen grains is minimal. So such flowers do not need to produce pollen grains in large quantities.

Cleistogamy – Features, Advantages and Types

Cleistogamy is a phenomenon that describes self-pollination in certain types of flowers. Plants exhibit mainly two types of reproduction and these are the sexual mode of reproduction by producing seeds and the asexual mode of reproduction through budding, vegetative propagation, etc. Cleistogamous flowers remain closed throughout their lives and exhibit self-pollination. In this article, we will learn what is cleistogamy, the characteristics of cleistogamy, advantages, and disadvantages of cleistogamy.

Table of Content

  • What is Cleistogamy?
  • What is Cleistogamy Pollination?
  • Cleistogamous Flowers
  • Cleistogamy and its Types
  • Characters of Cleistogamy
  • Cleistogamy Examples
  • Advantages of Cleistogamy
  • Disadvantage of Cleistogamy

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What is Cleistogamy?

The word “cleistogamy” means “closed or hidden marriage”. The flower that exhibits cleistogamy remains closed throughout its life and performs self-pollination (transferring of pollen from the anther to the stigma of the same flower). These flowers are also known as ‘Cleistogamous flowers”....

What is Cleistogamy Pollination?

The “cleistogamy pollination” means self-pollination. It is a type of autogamy (fusion of gametes of a single individual). These flowers are not dependent on any external factors for their pollination and they produce a specialized set of seeds. The anther and the stigma are relatively small in such flowers....

Cleistogamous Flowers

Cleistogamous flowers are the flowers that remain closed throughout their life and they mainly perform self-pollination. These flowers are usually bisexual. Cleistogamous flowers are invariably autogamous because the flower remains closed so there ois no chance of another pollen entering the stigma. Instead the pollen grain of cleistogamous flowers transfers to the stigma without the help of any pollinating agent. Cleistogamous flowers examples are flowers of peas, peanuts etc....

Cleistogamy and its Types

Cleistogamy or “hidden marriage” can be of various types. The types are described below:...

Characters of Cleistogamy

Cleistogamy is a natural phenomenon that is exhibited by some specialised flowers of the grass family. Some features of cleistogamy is mentioned below:...

Cleistogamy Examples

Some plants which show cleisotgamy have been given below:...

Advantages of Cleistogamy

Advantages of cleistogamy is given below:...

Disadvantage of Cleistogamy

In spite of having numerous advantages, cleistogamy exhibits certain drawbacks also:...

Conclusion – Cleistogamy

Cleistogamy or hidden marriage is a phenomenon of self pollination which is exhibited by certain closed flowers. This is a type of autogamy. Cleistogamy pollination enables these plants to reproduce in adverse environmental conditions because they are not dependent on external pollinators for their reproduction. But, self pollination also reduces their genetic variability of seeds....

FAQs on Cleistogamy

What do you mean by Cleistogamous Flowers?...