Morphology

H, 50 - 120 cm

Ecology

Hill and mountaine zone, dry site

Chorology

DEursaiatic, N- American

Xylem

Indistinct rings, semi-ring porous, vessels in radial multiples, tangential rows of vessels, simple perforations, paratracheal parenchyma, ray width 3- 8 cells,

Xylem-Code

See annex

Phloem

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

Remarks

RĂ©, Centovalli, Italy

Explanations

For explanations please see the Feature Characteristics.

Cross section
   
Tangential section
 
Radial section
 
Bark
 

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