Morphology

H, 10 - 20 cm

Ecology

mountaine and subalpine zone, dry site

Chorology

W-Alps

Xylem

Indistinct rings, semi-ring porous, vessels solitary and in groups, simple perforations, tangential bands with thick walled fibers, paratracheal parenchyma, thin walled marginal parenchyma, rayless.

Xylem-Code

See annex

Phloem

Tangential layers of sclerenchymatic groups, radial rows of parenchyma cells, groups of sclereids in cortex.

Remarks

Mt. Ventoux, Provence, France

Explanations

For explanations please see the Feature Characteristics.

Cross section
   
Tangential section
 
Bark
 

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