Ch 10 - 50 cm
mountain and subalpine
Distinct rings, semi-ring-porous, vessels in groups, simple perforations intervessel pits round, vessel diameter 15-30 µm, vessel frequency 200 - 400 mm2, fibers with large pits, fibers thin- to thick-walled, parenchyma apotracheal, rays uniseriate, homocellular with upright cells.
Uniform structure, with a few isolated thick-walled sclerenchyma cells.
For explanations please see the Feature Characteristics.
© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010