Describe the sclerenchyma as a simple permanent tissue.
- Sclerenchyma is one of the simple permanent tissues.
- The cells are long, narrow thick.
- The cell walls are lignified with numerous perforated pits.
- The cells of sclerenchyma are dead and without protoplast.
- Sclerenchyma may be in fibre form or in sclereid form.
- The fibres are thick walled, elongated and pointed cells occur in groups.
- Sclereids are spherical, oval or cylindrical.
- Sclereids are highly thickened dead cells with the narrow lumen,
- Sclereids are found in fruit walls of guava, nuts etc.
- The sclerenchyma provides the medical support to plants.