Hypodermal Cell
Hypodermal cells are specialized plant cells that are found in the epidermal layer of leaves, stems, and roots. They are typically elongated cells that are tightly packed together, forming a layer that serves as a protective barrier against external factors.

Functions of Hypodermal Cells
- Protection: Hypodermal cells protect the plant from physical damage, pathogens, and environmental stressors.
- Transpiration: They regulate the rate of transpiration by controlling the opening and closing of stomata.
- Storage: Some hypodermal cells are specialized to store water, nutrients, and other substances.

Archesporium Cell
Archesporium cells are cells that give rise to the sporogenous tissue in plants. These cells are found in the anther of flowers and in the ovule of the plant. They are responsible for initiating the process of meiosis, which produces haploid spores that will eventually develop into gametophytes.

Functions of Archesporium Cells
- Spore Production: Archesporium cells undergo meiosis to produce haploid spores.
- Gametophyte Development: The spores produced by the archesporium cells develop into gametophytes, which are responsible for producing gametes.
- Fertilization: Once the gametes are produced, they combine during fertilization to produce a zygote, which will develop into a new plant.

Overall, hypodermal cells and archesporium cells are both important specialized cells in plants that play critical roles in plant growth, development, and survival.

hypodermal cells are present between dermal and inner cells i.e. the epidermal layer of cells of plants mainly provide protection.while archesporium cells are grp of cells give rise to cells from which spores are derived.i.e. from where spore mother cells develop