opening in the underside of a leaf that allows carbon dioxide and oxygen to diffuse into and out of the leaf
Waxy, protective layer that covers the stems, leaves, and flowers of many plants. Helps prevent water loss.
The ground tissue of a leaf, sandwiched between the upper and lower epidermis and specialized for photosynthesis.
The area in the spongy mesophyll where carbon dioxide is changed into oxygen
Pairs of cells that surround stomata and control their opening and closing.
protective layer on the bottom of leaf which contains stomata & guard cells
in plants, a cluster of vascular tissue in leaves
cell layer that protects the leaf from drying out
tissue that conducts water and nutrients through the plant body in higher plants
bundle sheath cells
Cells in the leaves of C4 plants in which the four-carbon acids produced during carbon fixation are broken down to three-carbon acids and CO2.
Loosely arranged photosynthetic cells located below the palisade mesophyll cells in a leaf.
One or more layers of elongated photosynthetic cells on the upper part of a leaf.