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Stem cross section under microscope — A vascular bundle. The xylem can be identified by the wide cell diameter and thickened cell walls.

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Vascular Bundle I

Feb 25, 2026

Vascular bundles act as the veins of the plant. The xylem transports water and nutrients up from the soil. The phloem distributes sugars and nutrients from source tissues, like leaves, to sink tissues, like storage cells.

Stem Cross Sections

A vascular bundle. The xylem can be identified by the wide cell diameter and thickened cell walls.

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