Stipules
from class: General Biology I Definition Stipules are small, leaf-like structures located at the base of a leaf stalk (petiole) in some plants. They can vary greatly in shape, size, and function among different plant species.
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Predict what's on your test 5 Must Know Facts For Your Next Test Stipules can be either free or adnate (fused) to the petiole. In some species, stipules may have a protective role for the developing leaf or bud. They can be present as spines, tendrils, or glands depending on the plant species. The presence and type of stipules can be used as an identifying characteristic in plant taxonomy. Not all plants have stipules; their presence varies widely across different plant families. Review Questions What are stipules and where are they located? How can stipules vary among different plant species? Why might stipules be important for plant identification? "Stipules" also found in:
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