Cryptogam
Cryptogam (pronounced: /ˈkrɪptəˌɡæm/) is a term derived from the Greek words "kryptos" meaning hidden and "gamos" meaning marriage. It refers to a group of plants that reproduce by spores, without flowers or seeds.
Etymology
The term "Cryptogam" was first used by Carl Linnaeus, who classified these plants based on their hidden reproductive system. The term is now considered outdated in modern botanical nomenclature, but it is still used in a historical context.
Types of Cryptogams
Cryptogams are divided into three main groups:
- Algae - These are aquatic, photosynthetic organisms that do not have true roots, stems, or leaves. They reproduce by spores and have a simple structure.
- Fungi - These are non-photosynthetic organisms that absorb nutrients from their environment. They reproduce by spores and have a complex structure.
- Bryophytes - These are non-vascular plants that include mosses and liverworts. They reproduce by spores and have a simple structure.
Reproduction
Cryptogams reproduce asexually by producing spores. The spores are produced in structures called sporangia. When the spores are mature, they are released and can grow into new organisms.
Ecological Importance
Cryptogams play a crucial role in the ecosystem. They help in soil formation and prevent soil erosion. They also play a significant role in nutrient cycling and are a source of food for many animals.
See Also
External links
- Medical encyclopedia article on Cryptogam
- Wikipedia's article - Cryptogam
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