Morphology

T, 20-70 cm

Ecology

hill zone, dry site

Chorology

E-European

Xylem

Only one ring,vessels in groups, and radial multiples,vessel diameter 40-60µm, vessel frequency 200-300 mm2, simple perforations, fibers thin-walled, with small pits, parenchyma pervasive in the center, not to recognize outside, ray width 3-6 cells, often with sheet cells, ray cells not lignified, rays with square cells, without crystals

Xylem-Code

See annex

Phloem

Phloem with tangential rows of sieve cells, with dilatations.

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