Class 11 Biology Anatomy of Flowering Plants Secondary growth in roots

Secondary growth in roots

  • In the dicot root, the vascular cambium is completely secondary in origin.
  • Vascular cambium originates from the tissue located just below the phloem bundles, a portion of pericycle tissue, above the protoxylem forming a complete and continuous wavy ring, which later becomes circular.

Class_11_Biology_Anatomy_Of_Flowering_Secondary_Growth_In_Roots

Fig. Secondary growth in roots

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