Morphology

H, 10 - 30cm

Ecology

hill and mountain ruderal, dry site

Chorology

Siberean

Xylem

Distinct rings, semi-ring-porous, thick-walled vessels in groups, simple perforations, earlywood vessel diameter 30-50µm, round and scalariform intervessel-pits, thick-walled fibers, parenchyma paratracheal vasicentric, ray width 3-5 cells, unlignified, homocellular with square and upright cells.

Xylem-Code

See annex

Phloem

With ray dilatations, radial rows of sieve-tubes, parenchyma ad sclereids.

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