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Underview through a cross-sectioned petunia leaf
	- Large (150 Kb) - Scroll down to information With labels Legend: 1 upper epidermis 3 spongy parenchyma 4 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