Morphology

Z, 30-50 cm

Ecology

hill and mountain ruderal, dry site

Chorology

SW-european montane

Xylem

Distinct rings, semi-ring-porous, vessels in groups, tangentially arranged, simple perforations, vessel diameter 40-50µm, with vestured intervessel pits, round intervessel-pits, fibers thick-walled, parenchyma vasicentric, apotracheal in tangential aggregates, ray width 2-3-8 cells, heterocellular with a few rows of square cells.

Xylem-Code

See annex

Phloem

Radial arranged groups of sclerenchyma cells, with a few prismatic crystals.

Explanations

For explanations please see the Feature Characteristics.

Cross section
  
Tangential section
 
Radial section
 

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