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Morphology

H, 30 - 100 cm

Ecology

Hill and mountaine zone, medium site

Chorology

European, N- American

Xylem

Indistinct rings, semi-ring porous, vessels in groups, in radial multiples, tangential rows of vessels, simple perforations, tangential bands with thick walled fibers, paratracheal parenchyma, thin walled marginal parenchyma, rayless, sometimes, few large rays.

Xylem-Code

See annex

Phloem

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

Remarks

Monte Vista, Colorado, USA

Explanations

For explanations please see the Feature Characteristics.

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

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