Answer:
Modification of
Epidermal Cells
The epidermal tissue
has the following modifications
(i)Root hair
(ii)Epidermal
Appendages
Structure
Function
Unicellular hairs are
the extensions of epidermal cell of roots in the root hair zone.
It increases the
surface area for absorption of water and minerals.
Structure
Function
These are called trichomes
and are epidermal cell modifications. There may be unicellular or
multicellular.
Appendages of epidermis of
leaves
A- Stellate hair of a Alyssum
B- Glandular hair of Pelargonium
C- Short glandular hair of Lavandula
D- Floccose hair of Malva
E- Glandular hair of Solanum
F- Urtivating hair of Verbascum
Some performs for stinging
produces and some glandular secretions.
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