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Morphology

H 15-35cm

Ecology

mountaine to subalpine zone, dry site

Chorology

W-Alpine

Xylem

Distinct rings, slightly ring shake, semi-ring porous, vessels solitary, vessel diameter 20 - 50µ, vessels thick walled (2µ), fibers absent? parenchyma thin walled between fibers, rayless, crystals absent.

Xylem-Code

See annex

Phloem

Uniform anatomy, sieve elements and parenchyma in radial rows, without crystals, with crystal druses in cortex.

Remarks

Mt. Ventoux, Provence, France

Explanations

For explanations please see the Feature Characteristics.

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

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