Pericarp

Definition

The pericarp is the part of a fruit that develops from the ovary wall after fertilization. It typically consists of three layers: the exocarp, mesocarp, and endocarp.

5 Must Know Facts For Your Next Test

1. The pericarp protects the seed and aids in its dispersal.
2. It is divided into three distinct layers: exocarp (outer layer), mesocarp (middle layer), and endocarp (inner layer).
3. In fleshy fruits, the pericarp can be thick and succulent.
4. In dry fruits, the pericarp can become hard or papery.
5. The characteristics of the pericarp influence how a fruit is classified (e.g., drupe, berry, capsule).

Review Questions

Related terms

Exocarp: The outermost layer of the pericarp, often forming a protective skin or peel.

Mesocarp: The middle layer of the pericarp, which can be fleshy or fibrous.

Endocarp: The innermost layer of the pericarp that directly surrounds and protects the seed(s).