Morphology

z 20-40 cm

Ecology

mountain and subalpine

Chorology

S-European mountain

Xylem

Distinct rings, semi-ring-porous, vessels in irregular radial and dendritic groups, vessel diameter 30 – 50mµ, simple perforations, with thin helical thickenings, fibers with small pits, fibers thin to thick-walled, parenchyma not to recognize and terminal, rays 1-2-3 seriate, heterogeneous with many prostrate and a few rows of upright cells.

Xylem-Code

See annex

Phloem

Sieve tubes and parenchyma in tangential rows, groups of sclerenchyma in tangentially arranged, with crystal druses.

Explanations

For explanations please see the Feature Characteristics.

Cross section
  
Tangential section
 
Bark
 

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