TITLE Anatomical responses in Kandelia candel (L.) Druce seedlings growing in the presence of different concentrations of NaCl
AUTHOR Yuan-Hsun Hwang
Institute of Botany, Academia Sinica, Taipei 115, Taiwan, Republic of China
Shuh-Chun Chen
Institute of Botany, Academia Sinica, Taipei 115, Taiwan, Republic of China
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ABSTRACT We studied the histology of leaves and roots of Kandelia candel seedlings growing in various salinities (0_550 mM NaCl). The structural changes found were related mainly to growth status. The plants grew best in the presence of 50 and 100 mM NaCl, with greater leaf area and thickness, higher ratios of palisade to leaf thickness, and higher stele to root cross-section-area proportions. Lignification and/or suberization of the cell wall appeared farther from the root apex. Structural modifications associated with adaptation to a saline environment were not found in this study¡Xphysiological regulation may be more important.
KEYWORD Anatomical changes; Kandelia candel; Mangrove; NaCl; Rhizophoraceae; Salinity;
ARTICLE INFO Botanical Bulletin of Academia Sinica, Volume 36 Number 3 July 1995, page 181-188, 8 pages
PUBLISHER Institute of Plant and Microbial Biology, Academia Sinica, Taipei, Taiwan, Republic of China