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Underview through a cross-sectioned petunia leaf

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upper epidermis
3  spongy parenchyma
air cavities (intercellular space)
5  lower epidermis
7  stomata
2  palisade parenchyma
6  abaxial side of leaf

English name: Petunia
Scientific name: Petunia sp.
Familia: Solanaceae
Classis: Dicotyledonas
Phylum: Angiospermae
Regnum: Plantae
The three-dimensional structures can be clearly observed in Scanning Electron Microscopy imaging. More data on this method can be found in the technique pages and in the virtual FESEM

last modified: 5 Jun 2014