Limonium carolinianum, or sea lavender and lavender thrift, is native to North America. In the United States, it is found in AL, CT, DE, FL, GA, LA, MA, MD, ME, MS, NC, NH, NJ, NY, RI, SC, TX, VA. The Canadian province Quebec has populations that are vulnerable (Natureserve Explorer, 2013).
Limonium carolinianum grows in salt marsh habitats (Baltzer et al., 2002: 842). To help maintain osmotic balance with exposure to changing salinities, L. carolinianum can accumulate proline (an amino acid that triggers a metabolic response of plants that have water deficits and salinity stress) as soil salinity increase (Cavalieri & Huang, 1979, 309). As NaCl concentration increased from 0 to 0.8 M, proline concentrations increased to approx. 68 µmoles per g fresh weight (Cavalieri & Huang, 1979, 308).
References
Baltzer J.L., Reekie E.G., Hewlin H.L., Taylor P.D. and Boates J.S.2002.Impact of flower harvesting on the salt marsh plant Limonium carolinianum. Canadian Journal of Botany/Revue Canadienne De Botanique 80: 841-851.
Cavalieri A.J. & Huang A.H.C. 1979.Evaluation of proline accumulation in the adaptation of diverse species of marsh halophytes to the saline environment. American Journal of Botany 66(3): 307-312.
NatureServe Explorer. 2013. Limonium carolinianum. NatureServe Explorer: An online encyclopedia of life. Version 7.1. NatureServe, Arlington, Virginia; available at: http://www.natureserve.org/explorer/servlet/NatureServe?searchName=Limonium+carolinianum; accessed on Feb 18, 2013.
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