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Detail of the xylem of the stem of a one year-old elderberry
Legend:
1 lenticel
3 cork
4 cambium
5 collenchyma
7 phloem
8 secondary xylem
9 primary xylem
2 epidermis
6 sclerenchyma
10 pith
English name: Elderberry
Scientific name: Sambucus sp.
Familia: Caprifoliaceae
Classis: Dicotyledonas
Phylum: Angiospermae
Regnum: Plantae
The cork cambium originates from the upper layer of the collenchyma, that has retained the potency to differentiate