back to the start page   |   back to the list                              

Morphology

H, C 2-10cm

Ecology

subalpin and alpine, dry site

Chorology

W-Alpine

Xylem

Distinct rings, semi-ring porous, vessels solitary, vessel diameter <20µ, vessels thick walled (2µ), fibers absent? parenchyma thin walled between fibers, intra-annual tangential bands of fibers, rayless, sometimes, few large rays, crystals absent,.

Xylem-Code

See annex

Phloem

Uniform anatomy, sieve elements and parenchyma in radial rows, distinct dilatations, without crystals, with few crystal druses.

Remarks

Col de Vars. Ht. Provence, France

Explanations

For explanations please see the Feature Characteristics.

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

                              back to the start page   |   back to the list