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Epidermis in a cross section through Crassula ovata

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lower epidermis
3  mesophyll
2  guard cell (longitudinal section)

English name: Jade plant, money tree
Scientific name: Crassula ovata
Familia: Crassulaceae
Classis: Dicotyledonas
Phylum: Angiospermae
Regnum: Plantae
Leaves of Crassula ovata have cells with large vacuoles and contain much water. This species utilizes the so-called Crassulacean Acid Metabolism. The epidermis is bilayered and the cuticle is relatively thin but a wax layer (shinny surface) gives effective protection. The stomata are not sunken.

last modified: 5 Jun 2014