Uptake and distribution of metals by water lettuce (Pistia stratiotes L.) Lu, Qin ; He, Zhenli L. ; Graetz, Donald A. ; Stoffella, Peter J. ; Yang, Xiaoe Abstract Publication: Environmental Science and Pollution Research Pub Date: July 2011 DOI: 10.1007/s11356-011-0453-0 Bibcode: 2011ESPR...18..978L