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Tangential section through xylem of pine
Legend:
1 tracheids
3 resin duct
2 ray
English name: Pine
Scientific name: Pinus sp.
Familia: Pinaceae
Classis: Coniferopsida
Phylum: Gymnospermae
Regnum: Plantae
Tangential section through xylem of pine. See details of bordered pits in the wall of tracheids seen in tangential section.