Morphology

N , 100-300cm

Ecology

hill and mountain meadow

Xylem

Distinct rings, semi-ring porous, vessels solitary, simple perforation, vessel diameter 20-40 µm, with thin helical thickenings fibers with large pits, fibers thin-to thick-walled, parenchyma apotracheal, rays uni and biseriate, heterocellular with prostrate cells and heterocellular with 2-4 rows of upright cells.

Xylem-Code

See annex

Phloem

With tangential arranged groups of collapsed sieve tubes and sclereids, with prismatic crystals, multilayered periderm with regular arranged cells.

Explanations

For explanations please see the Feature Characteristics.

Cross section
   
Tangential section
  
Bark
  

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