Back to Medium sized version | With labels
Tangential section through the stem of pine: tracheids with bordered pits, torus
![](/public/Final-Images/PL_Final685z_101-150/PL0117_685zHofStippelPineTorusBorderedPitTangentialDetail.jpg)
Legend:
1 bordered pit
2 tracheid
English name: Pine
Scientific name: Pinus sp.
Familia: Pinaceae
Classis: Coniferopsida
Phylum: Gymnospermae
Regnum: Plantae
The primary wall of in pits is permeable for water and minerals