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Morphology

H, 5 - 12 cm

Ecology

subalpine, dry site

Chorology

S-European, mountaine

Xylem

Indistinct rings, thick walled vessels solitary, simple perforation, vessel diameter <20µm, fibers absent, parenchyma pervasive rayless. Phloem groups in the pith.

Xylem-Code

See annex

Phloem

Tangential layers of sieve cells.

Remarks

Arosa, Grisons, Switzerland

Explanations

For explanations please see the Feature Characteristics.

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

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