Palisade cells

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(Bot.) vertically elongated parenchyma cells, such as are seen beneath the epidermis of the upper surface of many leaves.

See also: Palisade

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Later masses of bacterium were observed either filled an area occupied by palisade cells.
Leaves from the plants grown at 10/20degC not only had more spongy mesophyll tissue, but also longer palisade cells, compared to the leaves from the 20/30degC treatment.
Sections of leaves from plants cultivated in the greenhouse showed the layer of palisade cells well-organized and some of these cells underwent periclinal division; well-developed cuticle; presence of idioblasts containing crystals (Figure 3).