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Morphology

H, C, 5-15 cm

Ecology

subalpine and alpine, dry sitd

Chorology

Alps and Pyrenees

Xylem

Distinct rings, 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, with few crystal druses.

Remarks

Col de Galibier, France

Explanations

For explanations please see the Feature Characteristics.

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

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