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Morphology

P, 5-10m

Ecology

hill cultivated

Chorology

cosmopolitean

Xylem

Distinct rings, ring porous, large vessels mainly solitary, small vessels in radial groups, simple perforations, round intervessel pits, with tylosis, vessel diameter >100µm, fibers thick-walled, parenchyma large vasicentric, ray width 2-3cells, homocellular, procument cells, prismatic crystals present,

Xylem-Code

See annex

Phloem

With tangential layers of collapsed sieve tubes and tangential rows of sclerenchymatic groups, prismatic crystals present.

Explanations

For explanations please see the Feature Characteristics.

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

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