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Walnut Leaf 26-3
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Walnut Leaf 26-3

March 8, 2013
Scanning electron microscope image of x-section through Juglans nigra (Black Walnut tree) leaf vein. Image shows outer epidermal layer, followed by the cortex and then vascular bundles. Juglandales Juglandaceae (walnut family) Juglans nigra Instrument: ZEISS962 SEM Credit: Louisa Howard


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