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vascular ray

/ˈvæskjʊlər reɪ/

Traduction: Cordon de cellules dans une plante, s'étendant radialement à travers la tige ou la racine, qui participe au transport de l'eau, des nutriments et des substances élaborées entre les tissus vasculaires.

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phrase

/ˈvæskjʊlər reɪ/C1formalscientific
  • frCordon de cellules dans une plante, s'étendant radialement à travers la tige ou la racine, qui participe au transport de l'eau, des nutriments et des substances élaborées entre les tissus vasculaires.

A ribbon-like strand of cells in a plant that extends radially across the stem or root, involved in the transport of water, nutrients, and food between the vascular tissues.

  1. Plant anatomy structureC2formal

    A ribbon-like band of parenchyma cells extending radially across the stem or root of a plant, involved in the lateral transport of water, nutrients, and food.

    frrayon vasculaire

    • Vascular rays are visible in a cross-section of a tree trunk as lines radiating from the center.
    • The primary function of a vascular ray is to transport materials between the xylem and phloem.
    • In some woods, the vascular rays are large enough to be seen with the naked eye.