\def\XX#1{%
 \Tr{\psframebox{\rule{0pt}{9pt}#1}}%
}
\def\psedge{\ncangle}
\psset{angleB=90,angleA=-90,
   levelsep=36pt,armB=14pt}
\pstree{\XX{grandmother}}
{%
\pstree{\XX{aunt}}{\XX{cousin}}
\pstree{\XX{mother}}
   {
 \pstree{\XX{sister}}{\XX{niece}}
 \pstree{\XX{Me}}
    {
    \pstree{\XX{daughter}}
    {\XX{granddaughter}}
  }
 }
}