back to the start page   |   back to the list                              

Morphology

H, C, 20 - 40cm

Ecology

Hill and montane zone, medium sites

Chorology

Eurasian

Xylem

Distinct rings, semi-ring porous, vessels solitary, small (ca.30microns) vessels thick walled (2 microns), parenchyma thin walled between fibers, rayless, crystals absent.

Xylem-Code

See annex

Phloem

Not well structured, groups of sieve cells and parenchyma in radial rows, without crystals.

Remarks

Cross section:
Tangential section:
Radial section:
Bark:

San Bernardino-Pass, Grisons, Switzerland

Explanations

For explanations please see the Feature Characteristics.

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

                              back to the start page   |   back to the list