Morphology

H, 20-60cm

Ecology

hill and mountain zone, medium site

Chorology

Eurasian

Xylem

Distinct rings in radial vascular bundles, diffuse porous, vessels in groups, vessel diameter 20-30mµ, vessels thick-walled (3mµ), fibers absent, simple perforations, round and scalariform bordered intervascular pits, pervasive parenchyma, vascular bundles rayless, very large rays (extrusions from the pith) between the bundles.

Xylem-Code

See annex

Phloem

Groups of sieve elements and sclerenchyma cells in a thin walled parenchymatic tissue.

Explanations

For explanations please see the Feature Characteristics.

Cross section
   
Tangential section
  
Radial section
 
Bark
   

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