6 Difference Between Caryopsis And Cypsela

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What Is Caryopsis?

The caryopsis is popularly known as a grain, is a specialized type of dry, one-seeded fruit (achene) characteristic of grasses, in which the ovary wall is united with the seed coat, making it difficult to separate the two except by specialized milling process. All the cereal grains except buckwheat have caryopses.

What You Need To Know About Caryopsis

  • Seed is completely fused with the fruit wall
  • Caryopsis is a true fruit
  • The fruit is derived from a monocarpellary superior ovary
  • Thalamus is not fused with the pericarp
  • A pappus is absent
  • Examples include Cereals (poaceae or gramineae.

What Is Cypsela?

Cypsela is a dry-seeded fruit that does not split open during seed dispersal and is formed from a double ovary in which only one ovule develops into a seed. It is similar to an achene and characteristic of member of the family compositae (Asteraceae) such as the dandelion.

What You Need To Know About Cypsela

  • Seed is attached to the fruit wall only at one point
  • Cypsela is a false, accessory or pseudocarpic fruit
  • The fruit is usually derived from bicarpellary inferior ovary
  • Thalamus is completely covered and is fused with pericarp
  • Pappus may or may not be present
  • Examples include sunflower, sonchus (asteraceae or compositae).

Also Read: Difference Between True Fruit And False Fruit

Difference Between Caryopsis And Cypsela In Tabular Form

BASIS OF COMPARISON CARYOPSIS CYPSELA
Description Seed is completely fused with the fruit wall.   Seed is attached to the fruit wall only at one point  
Type Of Fruit Caryopsis is a true fruit   Cypsela is a false, accessory or pseudocarpic fruit  
Development The fruit is derived from a monocarpellary superior ovary   The fruit is usually derived from bicarpellary inferior ovary  
Thalamus Thalamus is not fused with the pericarp   Thalamus is completely covered and is fused with pericarp  
Pappus A pappus is absent.   Pappus may or may not be present.  
Examples  Cereals (poaceae or gramineae).   Sunflower, sonchus (asteraceae or compositae).  

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