FEATURES

• Made up of dead cells.
• Shape- Either elongated (fibres) or irregular shaped (sclereids)
• Intercellular spaces are absent.
• Cell wall is hard and thick having deposition of lignin.
• Vacuole is absent.
• Nucleus is absent.

FUNCTIONS

• Dead mechanical tissue.
• Provides mechanical strength to plant parts
• Provides rigidity to leaves.
• Present in the seed coat of many plants.