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Morphology

H, 30-80cm

Ecology

mountaine and subalpine zone

Chorology

W-Alps

Xylem

Distinct rings, semi-ring porous, vessels solitary, vessel diameter 20 - 50µ, vessels thick walled (2µ), thin walled parenchyma between fibers, intra-annual tangential bands of fibers, rayless. Crystal druses in pith.

Xylem-Code

See annex

Phloem

Uniform anatomy, sieve elements and parenchyma in radial rows, crystals absent.

Remarks

Val de la Clarée, Briançon, France

Explanations

For explanations please see the Feature Characteristics.

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

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