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Radial section through an old stem of Aristolochia
Legend:
1 cork
3 collenchyma
4 parenchyma
5 sclerenchyma
7 vascular cambium
8 xylem
9 pith
2 cork cambium
6 phloem
10 ray
English name: Dutchman's pipe
Scientific name: Aristolochia sp.
Familia: Aristolochiaceae
Classis: Dicotyledonas
Phylum: Angiospermae
Regnum: Plantae
In the woody part wide parenchyma rays provide a connection through which transport of water and nutrients remains possible.
