Morphology

Ch 10-20 cm

Ecology

boreal

Chorology

Eurosibirean/N.-American

Xylem

Distinct rings, ring boundary very small, diffuse-porous, vessels in groups, scalariform perforations with 10-15 bars, intervessel pits scalariform and round, vessel diameter 15-30 µm, vessel frequency 400 - 500 mm2, fibers with large pits, fibers thin- walled, parenchyma not to recognize, rays uniseriate, homocellular with prostrate cells.

Xylem-Code

See annex

Phloem

Slide missing

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