Our goal was to determine physical properties and anatomical features in 33-year-old Hevea brasiliensis clones. We cut wood samples from clones LCB510, RRIM600, IAN873, IAN717 GT1 planted SelvÃria, Mato Grosso do Sul, Brazil. used standard techniques studies. found that differ basic density, volumetric shrinkage features, with the exception of ray width. Basic shrinkage, fiber length, wall thi...