Morphology

H, 20-90cm

Ecology

Foothills, montane medium sites

Chorology

Eurasian

Xylem

Ring distinct, vessels in groups often in tangential rows, scalariform vessel pitting, no vestured pits tangential bands with thick fibers, mostly rayless, sometimes with few very large rays.

Xylem-Code

See annex

Phloem

Tangential layers with groups of collapsed sieve cells interrupted by dilatations, radial rows of axial parenchyma.

Remarks

Cross section:
Tangential section:
Radial section:
Bark:

Davos, Grisons, Switzerland

Explanations

For explanations please see the Feature Characteristics.

Cross section
    
Tangential section
 
Bark
  

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