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Detail of the sponge parenchyma cells in a petunia leaf
	- Large (95 Kb) - Scroll down to information With labels Legend: 1 palisade parenchyma cells 3 air cavities 2 spongy parenchyma cells
English name: Petunia Scientific name: Petunia sp. Familia: Solanaceae Classis: Dicotyledonas Phylum: Angiospermae Regnum: Plantae
Detail view of sponge parenchyma cells of petunia These cells are irregularly shaped. They are separated by large air cavities and often form clusters. Sponge parenchyma cells contain less chloroplasts than palisade parenchyma cells.