Morphology

H, C, 10-30cm

Ecology

hill to mountaine zone, dry site

Chorology

Eurosiberian

Xylem

Distinct rings, semi-ring porous, vessels solitary, vessel diameter 20 - 50µ, vessels thick walled (2µ), fibers absent? parenchyma thin walled between fibers, rayless, sometimes, crystals absent.

Xylem-Code

See annex

Phloem

Uniform anatomy, sieve elements and parenchyma in radial rows, without crystals.

Remarks

Clérmont Ferrant, Auvergne, France

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