Morphology

T, 10-30cm

Ecology

hill and mountain zone, medium site

Chorology

Eurasian

Xylem

Distinct rings, semi-ring porous, vessels in radial multiples, indistinct tangential rows of vessels, vessel diameter 20 ¿ 50µm, vessel frequency 200-500 mm2, simple perforations, fibers thin walled, apotracheal parenchyma, rayless, ray width 1-2 cells, exclusively square and upright ray cells, without crystals

Xylem-Code

See annex

Phloem

Radial sieve cell/parenchyma groups, distinct ray dilatations, small groups of sclereids in cortex. Without crystals.

Explanations

For explanations please see the Feature Characteristics.

Cross section
   
Tangential section
 
Bark
 

© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010