MARQUES, A. M. M. S.; MOSCHETA, I. S. <b>Anatomy of the root of eight species of emergent aquatic macrophytes from the upper Paraná river, Paraná State, Brazil floodplain</b&gt; - doi: 10.4025/actascibiolsci.v32i3.5509. Acta Scientiarum. Biological Sciences, v. 32, n. 3, p. 297-304, 14 set. 2010.