pericycle

American  

[per-uh-sahy-kuhl] / ˈpɛr əˌsaɪ kəl /

noun

Botany.

1. the outermost cell layer of the stele in a plant, frequently becoming a multilayered zone.

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pericycle British  

/ -ˈsɪk-, ˌpɛrɪˈsaɪklɪk, ˈpɛrɪˌsaɪkəl /

noun

1. a layer of plant tissue beneath the endodermis: surrounds the conducting tissue in roots and certain stems

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pericycle Scientific  

/ pĕr′ĭ-sī′kəl /

1. A layer of nonvascular tissue that surrounds the vascular tissues in the roots of plants and is in turn surrounded by the endodermis. New lateral roots begin growth from the pericycle.

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Other Word Forms

• pericyclic adjective

Etymology

Origin of pericycle

From the Greek word períkyklos, dating back to 1890–95. See peri-, cycle

Example Sentences

The outer edge of the pericycle is called the endodermis.

From Textbooks • Jan. 1, 2015

The pericycle is a ring of cells on the outer edge of the xylem and phloem.

From Textbooks • Jan. 1, 2015

A thick layer of cortex tissue surrounds the pericycle.

From Textbooks • Jan. 1, 2015

Another ring of cells, called the endodermis, surrounds the pericycle.

From Textbooks • Jan. 1, 2015

The rest of the root forming the central core is the stele and at its periphery there is a single layer of cells called the pericycle.

From A Handbook of Some South Indian Grasses by Rangachari, K.