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Morphology

H, C. 2-7cm

Ecology

Subalpine, alpine, medium sites

Chorology

Arctic-alpine

Xylem

Indistinct rings, ring shake, diffuse porous, vessels solitary, vessel diameter <20µ, vessels thick walled (2µ), thin walled parenchyma between vessels, rayless and rays width 4-10 cells, old stems with included phloem.

Xylem-Code

See annex

Phloem

Uniform anatomy, sieve elements and parenchyma in radial rows, with crystal druses.

Remarks

Cross section:
Tangential section:
Radial section:
Bark:

Monte Vista, Colorado, USA

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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