Morphology

H, 20-60cm

Ecology

Mountain and subalpine, wet site

Chorology

European

Xylem

No secondary growth, single vascular bundles around the pith, rings absent, vessels solitary and in small groups, vessel diameter 15-25mµ, vessels thick-walled (2-3mµ), fibers absent, simple perforations, big bordered, round intervascular pits, pervasive parenchyma, vascular bundles rayless, very large rays (extrusions from the pith) between the bundles.

Xylem-Code

See annex

Phloem

Uniform anatomy without sieve elements. Sieve cells and parenchyma can not be distinguished. Some spots of sclerenchyma in the cortex.

Explanations

For explanations please see the Feature Characteristics.

Cross section
      
Tangential section
 
Radial section
 

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