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Morphology

N , 100-300cm

Ecology

boreal forest

Chorology

Sibirea

Xylem

Distinct rings, semi-ring-porous, vessels solitary, simple perforation, intervessel pitting round, alternating, vessel diameter 40-80 µm, fibers thin-to thick-walled, parenchyma apotracheal rays 1 and multiseriate, heterocellular many prostrate and a few cells upright, without crystals.

Xylem-Code

See annex

Phloem

Tangential layers of sieve tubes and parenchyma cells, with prismatic crystals.

Explanations

For explanations please see the Feature Characteristics.

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

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