Scanning electron microscope image of Nicotiana alata stem cross section. Image shows outer epidermal layer, followed by the cortex and then large vascular bundles. The vascular bundles contain the phloem (nearest the cortex) and xylem.
See http://remf.dartmouth.edu:8080/EM-Wiki/36 for technical protocol
Spatial Axis | Image Size | Pixel Size |
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X | 4000px | —— |
Y | 4000px | —— |