N 80-200 cm
Distinct growth zones, ring- and semi-ring porous, 100-150 µm in diameter, vessels in long radial multiples and in groups, simple perforations, fibers thin-to thick-walled with small pits, parenchyma paratracheal, with rays 3-6, heterocellular with central prostrate and many marginal upright cells, with included phloem.
Phloem with ray dilatations, round sclerenchymatic groups in more or less distinct tangential rows.
For explanations please see the Feature Characteristics.
© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010