Abstract
Bamboo is a silicon accumulating plant. In leaves, the major place of silicon (Si) deposition is the epidermis, with the highest concentration of Si in silica cells. In bamboo roots, the deposition of Si is found only in endodermal cell walls. The silicification of leaves and roots was examined in the economically important bamboo plant Phyllostachys heterocycla, using an environmental scanning electron microscope coupled with X-ray microanalysis, as well as gravimetric quantification. The content of Si on a dry weight basis measured by gravimetric quantification was 7.6% in leaves and 2.4% in roots, respectively. Moreover, quantification of EDX data showed high Si impregnation of the inner tangential endodermal walls. Si content in this part of the root endodermal cell walls was even higher than that in the outer leaf epidermal walls, where conspicuous deposition of Si often occurs in grass plants.
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Lux, A., Luxová, M., Abe, J., Morita, S., Inanaga, S. (2003). Silicification of bamboo (Phyllostachys heterocycla Mitf.) root and leaf. In: Abe, J. (eds) Roots: The Dynamic Interface between Plants and the Earth. Developments in Plant and Soil Sciences, vol 101. Springer, Dordrecht. https://doi.org/10.1007/978-94-017-2923-9_9
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DOI: https://doi.org/10.1007/978-94-017-2923-9_9
Publisher Name: Springer, Dordrecht
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