A closed vascular bundle lacks:
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Correct answer: vascular cambium
Closed vascular bundles do not contain vascular cambium between xylem and phloem. Because of this, they usually do not contribute to normal secondary growth.
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More Stem Anatomy questions
- Which tissue commonly provides flexible support in young growing stems?
- Which tissue commonly provides rigid mechanical support in mature stem regions?
- What is secondary xylem in a woody stem commonly known as?
- Which tissues are generally included in bark in woody stems?
- Which meristem produces cork cells in stems undergoing secondary growth?
- Which structure allows gas exchange through the periderm of woody stems?