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• 22 Botany Collection

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• 22 Still image

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• 14 Cucurbita
• 14 Stem
• 14 Vascular bundle
• 12 Phloem
• 11 Tracheary element
• 11 Vessel element
• 8 Leaf
• 7 Annular secondary wall thickenings
• 6 Nerium oleander
• 6 Oleander
• 6 Palisade parenchyma
• 6 Spongy parenchyma
• 6 Stomatal crypts
• 6 Xeromorphic
• 5 Parenchyma cells
• 4 Cuticle
• 3 Metaxylem
• 3 Primary xylem
• 3 Simple pits
• 3 Vascular tissue
• 2 Collenchyma
• 2 Helical secondary wall thickenings
• 2 Mesomorphic
• 2 Proto xylem
• 2 Syringa
• 1 Companion cells
• 1 Druse
• 1 Helical Secondary Wall Thickenings
• 1 Pitted Secondary Walls

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• 22 Clayton, Michael W.

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