\usepackage {pstcol,pst-node,pst-tree,graphics} \rotatebox{90}{% \psset{nodesep=2pt} \newcommand{\XX}[2]{% \TR{\ensuremath{#1_{\mbox{#2}}}}% } \pstree[xbbr=1.5cm]{\XX{R}{AMSU}} { \XX{S}{RawData} \pstree{\XX{S}{combine} \trput{\ensuremath{\oplus}} \tlput{\ensuremath{\oplus}}} { \psset{linestyle=dashed} \XX{R}{Modes} \XX{R}{Normal} \XX{R}{Vertical} \XX{R}{Latched} \XX{R}{Tripped} \XX{R}{Other} } \XX{S}{GenerateData} } }