z 20-40 cm
Distinct rings, diffuse-porous, vessels in short radial multipels, simple perforation, vessel diameter 30-50µm, large vessel-ray pits, fibers with small pits, fibers thin-walled, parenchyma not to recognize, rays uniseriate and multiseriate, heterocellular with prostrate and a few rows of upright marginal cells.
With tangential layers of sieve-tubes and parenchyma cells, tangential bands of sclerenchyma cells, with prismatic crystals.
For explanations please see the Feature Characteristics Volume 1.
© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010