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