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Morphology Z, 5-20 cm Ecology subtropical, succulent zone Chorology Macaronesia Xylem Distinct rings, semi-ring porous, vessels solitary vessel diameter 15-30µm vessel frequency 150-200 mm2, simple perforations, fibers thick-walled, with large pits, parenchyma apotracheal and scanty paratracheal, rays uni-seriate, rarely biseriate, homocellular with square or upright cells. Xylem-Code Phloem Sclerenchyma cells in tangential bands. With prismatic crystals. Explanations For explanations please see the Feature Characteristics. | Cross section   Tangential section   Bark   | |
© 2005 WSL - F. Schweingruber, W. Landolt, last update 18.11.2010 |
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