Xylem

Plant tissue that carries water up the root and stem. Xylem cell walls derive most of their strength from LIGNIN. The vessels are similar to PHLOEM sieve tubes but lack companion cells and do not have perforated sides and pores.

Year introduced: 2007

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Tree Number(s): A18.450.500

MeSH Unique ID: D052584

Entry Terms:

• Xylems

All MeSH Categories
Anatomy Category
Plant Structures
Plant Vascular Bundle
Xylem
Wood