Morphology

Ch 10 - 50 cm

Ecology

mountain and subalpine

Chorology

Eurosibirean/N.-American

Xylem

Distinct rings, semi-ring-porous, vessels solitary and in groups, scalariform perforations with 5-8 bars, intervessel pits round, vessel diameter 15-30 µm, vessel frequency 200 - 500 mm2, fibers with large pits, fibers thin-walled, parenchyma paratracheal, rays uniseriate, homocellular with upright cells.,

Xylem-Code

See annex

Phloem

Uniform structure.

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