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Morphology

H, 30-100cm

Ecology

Hill zone to subalpine

Chorology

Eurasian

Xylem

Distinct rings, semi-ring porous, early-wood vessels in radial multiples in tangential bands, small latewood vessels solitary, vestured pits, tangential bands with thick walled fibers, paratracheal parenchyma, ray width 2-4 cells and often with sheet cells.

Xylem-Code

See annex

Phloem

Indistinct tangential layers of collapsed sieve cells and little groups of sclereids, radial rows of parenchyma cells, distinct ray dilatations..

Remarks

Cross section:
Tangential section:
Radial section:
Bark:
Champex, Botanical garden, Valais

Explanations

For explanations please see the Feature Characteristics.

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

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