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| Magnified 45 times from a lima bean leaf. This model vividly shows the transverse and longitudinal sections, as well as the upper and lower surfaces of a typical leaf. The mesophyll includes palisade parenchyma and spongy parenchyma. Both surfaces are shown with stomas and guard cells. Also shown is the detail of vascular bundles, such as xylem, phloem, and the veins. Complete with key. Plastic construction. |
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