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Morphology

Ch, succulent plant, 30 ¿ 50cm

Ecology

Subtropical, thermophile zone

Chorology

Canary Islands, Tenerife

Xylem

Distinct rings, semi-ring porous, vessels solitary, isolated vessel/parenchyma groups in vesselless fiber zone (intervascular parenchyma), vessel diameter 20 ¿ 50µm, vessel frequency 200-500 mm2, reticulate vessel-pitting, intra-annual tangential bands of fibers, crystals absent.

Xylem-Code

See annex

Phloem

Distinct sieve cell groups crystals absent.

Explanations

For explanations please see the Feature Characteristics.

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

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