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[[File:Leaf Tissue Structure.svg|thumb|right|450px|Diagram of the internal structure of a leaf]]
[[File:Leaf Tissue Structure.svg|thumb|right|450px|Diagram of the internal structure of a leaf]]


'''Palisade cells''' are [[Cell (biology)|plant cell]]s located on the [[leaf|leaves]], right below the [[Epidermis (botany)|epidermis]] and [[Plant cuticle|cuticle]]. They are vertically elongated, a different shape from the spongy mesophyll cells beneath them. The chloroplasts in these cells absorb a major portion of the light energy used by the leaf. Palisade cells occur in [[dicotyledon]]ous plants, and also in the net-veined monocots, the [[Araceae]] and [[Dioscoreaceae]].<ref>{{cite book |author1=Higaki, T. |author2=Rasmussen, H.P. |author3=Carpenter, W.J. |year=1984 |title=A Study of Some Morphological and Anatomical Aspects of Anthurium Andreanum Lind |publisher=HITAHR, College of Tropical Agriculture and Human Resources, University of Hawaii at Manoa |url=http://www.ctahr.hawaii.edu/oc/freepubs/pdf/RS-030.pdf}}</ref>
'''Palisade cells''' are [[Cell (biology)|plant cell]]s located on the [[leaf|leaves]], right below the [[Epidermis (botany)|epidermis]] and [[Plant cuticle|cuticle]]. In simpler terms, they are known as leaf cells. They are vertically elongated, a different shape from the spongy mesophyll cells beneath them. The chloroplasts in these cells absorb a major portion of the light energy used by the leaf. Palisade cells occur in [[dicotyledon]]ous plants, and also in the net-veined monocots, the [[Araceae]] and [[Dioscoreaceae]].<ref>{{cite book |author1=Higaki, T. |author2=Rasmussen, H.P. |author3=Carpenter, W.J. |year=1984 |title=A Study of Some Morphological and Anatomical Aspects of Anthurium Andreanum Lind |publisher=HITAHR, College of Tropical Agriculture and Human Resources, University of Hawaii at Manoa |url=http://www.ctahr.hawaii.edu/oc/freepubs/pdf/RS-030.pdf}}</ref>


==Structure==
==Structure==

Revision as of 04:41, 22 July 2020

Diagram of the internal structure of a leaf

Palisade cells are plant cells located on the leaves, right below the epidermis and cuticle. In simpler terms, they are known as leaf cells. They are vertically elongated, a different shape from the spongy mesophyll cells beneath them. The chloroplasts in these cells absorb a major portion of the light energy used by the leaf. Palisade cells occur in dicotyledonous plants, and also in the net-veined monocots, the Araceae and Dioscoreaceae.[1]

Structure

Palisade cells contain the largest number of chloroplasts per cell, which makes them the primary site of photosynthesis in the leaves of those plants that contain them, converting the energy in light to the chemical energy of carbohydrates.

Beneath the palisade mesophyll are the spongy mesophyll cells, which also perform photosynthesis. They are irregularly shaped cells that have many intercellular spaces that allow the passage of gases.

See also

References

  1. ^ Higaki, T.; Rasmussen, H.P.; Carpenter, W.J. (1984). A Study of Some Morphological and Anatomical Aspects of Anthurium Andreanum Lind (PDF). HITAHR, College of Tropical Agriculture and Human Resources, University of Hawaii at Manoa.

Holt Science & Technology "Microorganisms, Fungi, and Plants", Holt, Rinehart and Winston