24:speciation&22:speciation&20:speciation&16:speciation&14:speciation&4:speciation&2:speciation&0:leaf&1:leaf&3:leaf&13:speciation&11:duplication&7:speciation&5:leaf&6:leaf&10:speciation&8:leaf&9:leaf&12:leaf&15:leaf&19:speciation&17:leaf&18:leaf&21:leaf&23:leaf