Morphology

H, 100 -200

Ecology

hill and mountain zone, medium site

Chorology

cosmopolitean

Xylem

Probably indistinct rings (it is not clear that rings of vascula bundles reresent annual growth rings. vessels solitary and in small groups, vessel diameter 60 ¿ 90 mµ, simple perforation, fibers thin to thick-walled, paratracheal parenchyma, ray width >10 cells, ray cells thin walled and unlignified, with cirgular rings of vascular bundles (interxylary phloem),with short rhaphides in idioblasts .

Xylem-Code

See annex

Phloem

Simple anatomy, with short rhaphides in idioblasts.

Explanations

For explanations please see the Feature Characteristics.

Cross section
     
Tangential section
 
Bark
 

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