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Transverse sections through a onion root

Legend:

1  epidermis
3  endodermis
4  pericycle
5  phloem and xylem
2  cortex

English name: Onion
Scientific name: Allium cepa
Familia: Liliaceae
Classis: Monocotyledonas
Phylum: Angiospermae
Regnum: Plantae

Transverse sections through a onion root