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Transverse section through the central cylinder in the aerial root of an epiphytic orchid
Legend:
1 cortex
3 phloem
4 xylem
5 pith
2 endodermis
English name: Orchid
Scientific name: Oncidium sp.
Familia: Orchidaceae
Classis: Monocotyledonas
Phylum: Angiospermae
Regnum: Plantae
Transverse section through an epiphytic orchid's aerial root; Central cylinder
