hill zone, dry site
Distinct rings, remaining of primary vascular bundles, ring porous and semi-ring porous, vessels solitary and in groups, earlywood vessel diameter 70-100µm, fibers with distinct big (3 µm) round, bordered pits, fibers storied, simple perforations, round intervascular pits, parenchyma paratracheal and apotracheal, vascular bundles sometimes with large secondary rays, very large and expanding rays between the bundles.
Bands sieve elements alternating with parenchyma cells and moon-sickle-like sclerenchyma groups, tangentially arranged.
For explanations please see the Feature Characteristics.
© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010