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Morphology

H, 2-10cm

Ecology

Alpine, moist sites

Chorology

Alpine, Pyrenaen

Xylem

Distinct rings, semi-ring porous, vessels solitary, tangential bands with thick walled fibers, paratracheal parenchyma, very large rays.

Xylem-Code

See annex

Phloem

No tangential layers of collapsed sieve cells, radial rows of parenchyma cells, distinct ray dilatations.

Remarks

Cross section:
Tangential section:
Radial section:
Bark:

Oberalp-Pass, Uri, Switzerland

Explanations

For explanations please see the Feature Characteristics.

Cross section
    

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

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