Stomata are microscopic pores in plant tissue.
These allow for gas exchange between the outside environment and the plant leaf.
Onion (Allium) leaf epidermis with stomata arranged in longitudinal rows.
Stomata are microscopic pores in plant tissue.
These allow for gas exchange between the outside environment and the plant leaf.
Onion (Allium) leaf epidermis with stomata arranged in longitudinal rows.