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Morphology

H, 10-20cm

Ecology

subalpine, alpine, medium site

Chorology

Alpine

Xylem

Distinct rings, semi-ring porous, vessels in groups, vessel diameter 20-40µm, vessel frequency 200-300 mm2, simple perforations, fibers absent, parenchyma pervasive, rays width 2-3 cells, ray cells not lignified, rays with square cells, without crystals

Xylem-Code

See annex

Phloem

Phloem sieve cell groups, with ray dilatations

Explanations

For explanations please see the Feature Characteristics.

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

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