Multiple choice

Stele is the central part of root or stem containing the tissues derived from the procambium. Which of the following stelae is prevalent in Rhynia?

  1. Haplostele

  2. Plectostele

  3. Actinostele

  4. Siphonostele

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A Correct answer
Explanation

Haplostele is prevalent in Rhynia. It consists of a cylindrical core of xylem surrounded by a ring of phloem. It is surrounded by endodermis.