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Palissade and sponge parenchyma in a leaf of petunia

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1  upper epidermis
3  spongy parenchyma
4  air cavity
2  palisade parenchyma

English name: Petunia
Scientific name: Petunia sp.
Familia: Solanaceae
Classis: Dicotyledonas
Phylum: Angiospermae
Regnum: Plantae
There is a clear distinction between the non-photosynthetic chloroplast-lacking epidermis cells and the chlorenchym (palisade and sponge parenchyma)

last modified: 5 Jun 2014