This example illustrates a nonstandard use of ... black xbetween=15 ybetween=3 font=swiss pcompress rectilinear tree rotatetext arrowhead=0 htext=2; run; Output 5.18.1: Branch and Bound Tree In the ...

For example, the whole of Figure 1D is derived from a similar diagram ... one branch (which is usually unlabeled) corresponds to the common ancestor of all the species included in the tree.