Stem Anatomy · Botany

Which tissues are generally included in bark in woody stems?

  1. Only the central pith
  2. Only secondary xylem
  3. All tissues outside the vascular cambium
  4. Only the primary xylem tissue and central pith
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Correct answer: All tissues outside the vascular cambium

Bark generally includes all tissues outside the vascular cambium. This includes secondary phloem and the protective periderm in woody stems.

Difficulty: Medium Question 14 of 19

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