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Morphology

H, 5-10 cm

Ecology

mountain and subalpine, dry site

Chorology

European, American

Xylem

Indistinct rings, vessels solitary and in radial multiples, simple perforations, intervessel pits round, vessel diameter <20 µm, parenchyma rare or not to recognize, crystals absent. C, t, r: 2,9,9.1,13,22,40.1,50.1,62,68,75,99.1,99.2,117, R8, R10

Xylem-Code

See annex

Phloem

Uniform phloem and cortex. Crystals druses in the cortex and the pith. Very thick cortex.

Explanations

For explanations please see the Feature Characteristics.

Cross section
   

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

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