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Label Simple Leaf External Anatomy
Read the plant definitions below, then label the simple leaf morphology diagram below.
axil - the angle between the upper side of the stem and a leaf or petiole.|
lamina - the blade of a leaf.
leaf apex - the outer end of a leaf; the end that is opposite the petiole.
midrib - the central rib of a leaf - it is usually continuous with the petiole.
petiole - a leaf stalk; it attaches the leaf to the plant.
stem - (also called the axis) the main support of the plant.
stipule - the small, paired appendages (sometimes leaf-life) that are found at the base of the petiole of leaves of many flowering plants.
vein - one of the many vascular structures on a leaf. Veins provide supports for the leaf and transport both water and food through the leaf.
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