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Morphology

Ch.15 - 30 cm

Ecology

Hill to subalpine zone, dry site

Chorology

Western Alps

Xylem

Distinct rings, semi-ring porous, vessels solitary, simple perforations, tangential bands with thick walled fibers, paratracheal parenchyma, thin walled marginal parenchyma, ray width 3->10 cells, r1,4,9,13,40.2,50.1,61,70.1,79,89,99,100.2,105,R2,R3,R5

Xylem-Code

See annex

Phloem

Tangential layers of collapsed sieve cells, distinct ray dilatations, groups of sclereids in cortex.

Remarks

Champex, Botanical Garden, Valais, Switzerland

Explanations

For explanations please see the Feature Characteristics.

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

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