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Young stem


1  epidermis
3  parenchyma
4  cortex
5  sclerenchyma
primary phloem
primary xylem
9  pith
2  collenchyma
6  parenchyma

English name: Dutchman's pipe
Scientific name: Aristolochia sp.
Familia: Aristolochiaceae
Classis: Dicotyledonas
Phylum: Angiospermae
Regnum: Plantae

Young stem at the end of primary growth. A closed ring of cambium arises between xylem and phloem. This is the beginning of (secondary) growth

last modified: 5 Jun 2014