Draba dubia Suter

Brassicaceae


Morphology

H, Ch, 2 - 7 cm

Ecology

subalpine and alpine

Chorology

S-European, Mountaine

Xylem

Indistinct rings, diffuse porous, vessels solitary, simple perforations, thin walled pervasive parenchyma, ray width 3-8 cells.

Xylem-Code

See annex

Phloem

Tangential layers of collapsed sieve cells, distinct ray dilatations.

Remarks

San Bernarino-Pass, Gr, Switzerland

Explanations

For explanations please see the Feature Characteristics.

Cross section
   
Tangential section
 
Bark
 

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