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Morphology

H, 10 - 40cm

Ecology

subtropical, coast volcanic rock

Chorology

Macaronesia

Xylem

Distinct rings, semi-ring-porous, vessels short radial multipels arranged in tangential patterns, simple perforations, vessel diameter 40 – 50µm, round intervessel pits, fibers thick-walled, parenchyma vasicentric and pervasive, rays with 3-5 cells in width, heterocellular with many square and upright cell, with prismatic crystals in rays..

Xylem-Code

See annex

Phloem

With ray dilatations, radial oriented groups of sclerenchyma cells, many 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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