Question

What is the Phelloderm?

Answer 1

Phelloderm:

1. Phelloderm or secondary cortex is the thin-walled inner layer of cells produced by cork cambium or phellogen.
2. Phelloderm is parenchymatous.

Cork cambium:

1. Cork cambium is the meristematic tissue found in the cortex region.
2. It replaces outer cortical layers and epidermal layers.
3. The outer layer of cells produced by cork cambium is called phellem.
4. Phellogen, phelloderm, and phellem are collectively known as periderm.