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Morphology

H, succulent plant, 10-20 cm

Ecology

subalpine and mountain zone, dry site

Chorology

E-Alpine

Xylem

Indistinct rings, vessels solitary, Vessel diameter <20mµ, vessel frequency 100-200 mm2, reticulate vessel-pitting, fibers missing, pervasive parenchyma, rayless, leaf traces look sometimes like large rays.

Xylem-Code

See annex

Phloem

Distinct sieve cell groups, parenchyma in radial rows, with small crystal druses.

Explanations

For explanations please see the Feature Characteristics.

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

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