Morphology

H, 10 - 40cm

Ecology

hill and mountain

Chorology

S-European

Xylem

Distinct to indistinct rings, diffuse porous, vessels in groups in radial multiples arranged in tangential layers, simple perforations, round intervessel pits, intervessel pits alternate, vessel diameter 50-90 µm, parenchyma paratracheal and in large tangential bands alternating with fiber bands, ray width 3-6 cells, homocellular and heterocellular with many prostrate and a few square and upright cells, with sheet cells.

Xylem-Code

See annex

Phloem

Sclereids in tangentially arranged square groups, with ray dilatations, with many crystal druses in rays, with mucilage ducts.

Explanations

For explanations please see the Feature Characteristics.

Cross section
  
Tangential section
 
Bark
  

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