XYLEM
The xylem is a complex tissue. There are two types of sclerenhyma conducting cells in the xylem, the tracheids and vessel elements. The term tracheary element is sometimes used to refer to these cell types.
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| Vascular bundle - monocot stem |
Woody stem |
Note
the primary xylem (next to pith), secondary xylem, and the vascular rays.
Also see cell wall page.