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Morphology

Ch,5-15 cm

Ecology

subalpine and alpine, dry site

Chorology

E-European, Asiatic

Xylem

Distinct rings, semi-ring porous, vessels solitaryand in small groups, simple perforations, tangential bands with thick walled fibers, paratracheal parenchyma, thin walled marginal parenchyma, rayless.

Xylem-Code

See annex

Phloem

Tangential layers of collapsed sieve cells.

Remarks

Mt. Ventoux, Provence, F.

Explanations

For explanations please see the Feature Characteristics.

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

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