How to Read a Phylogenetic Tree
Some tips for reading phylogenetic trees Others use diagonal lines, like the tree at right below. You may also see trees of either kind oriented vertically or flipped on their sides, as shown for the blocky tree. The three trees above represent identical relationships among species A, B, C, D, and E.
What do numbers on phylogenetic tree mean?The number above the nodes indicate bootstrap value. It represents the phylogenetic confidence of the the tree topology.