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Morphology

shrub, 1-2 m

Ecology

tropical

Chorology

Polynesia

Xylem

Without rings, vessels solitary, mostly with, rarely with scalariform simple perforations (few bars), scalariform intervessel pits, fibers storied, thin-to thick-walled, with small slit-like pits, parenchyma paratracheal, around the whole vessel, rays >10 cells, vascular bundle form remaining, all ray cells upright, thin-walled. Pith surrounded by a wavy belt of fibers. With medullary vascular bundles and medullary secretory canals.

Xylem-Code

See annex

Phloem

Half-moon like phloem groups, with sclerenchyma cells at the outside of the radial fiber-vessel strips, parenchyma and cortex cells filled with crystal sand. Distinct belt of smaller cells which delimitate phloem and cortex.

Explanations

For explanations please see the Feature Characteristics.

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

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