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Scanning Electron Micrograph of Pinus wood
Legend:
A tangential
C radial
1 ray
2 growth ring
B tangential
English name: Pine
Scientific name: Pinus sp.
Familia: Pinaceae
Classis: Coniferopsida
Phylum: Gymnospermae
Regnum: Plantae
Wood can be cut in 3 main orientations:
Proceed to the cross (= transverse), radial (along the plane of the rays) and tangential (perpendicular to the rays). The growth rings corresponds with the transition wood (small vessels) from the end of a growth season to the beginning of a new season.