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Young stem
	- Large (213 Kb) - Scroll down to information Without labels Legend: 1 epidermis 3 parenchyma 4 cortex 5 sclerenchyma 7 primary phloem 8 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