Alnus tenuifolia Nutt.

Betulaceae


Morphology

N , 100-300cm

Ecology

boreal forest

Chorology

NW-America

Xylem

Distinct rings, diffuse porous, vessels 30-70 ┬Ám in diameter, vessels in radial multipels ray-vessel pits with small apertures, scalariform perforations with >10 bars, fibers thin to thick walled, with tension wood, fibers with small pits, parenchyma apotracheal-diffuse, rays homocellular,rays uniseriate with prostrate cells.

Xylem-Code

See annex

Phloem

Slide missing

Explanations

For explanations please see the Feature Characteristics.

Cross section
 

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