leaf structure Flashcards
Definition of cuticle
Description or function
protective, waxy layer
waxy coating,
prevents water from leaving leaf
upper epidermis definition and description
the outer layer of cells of leaves
cellular layer
jigsaw pieced
what is palisade definition and description
a fence of pales or fencing
primary place for photosynthesis
cells are boxed shaped and large concentration in the mesophyll near the upper epidermis
what is vascular bundle defintion and function
vascular: of, made up of, or containing vessels, for conveying blood or sap
contain transportive tissue
xylem phoelem
what is xylem
carry water from roots to leaves
what is phoelem
transports glucose and nutrients from leaves to throughout the plant
what is the spongy mesophyll
photosynthetic cells, not in high concentration, gas exchange and involve in storing gases, near lower epidermis
what is lower epirmis
same like upper epidermis but have more stomata
what is stomara
leaf opening that allow gas exchange and are controlled by guard cells
what are guard cells
regulate opening and closing of stomata
