48:speciation&46:duplication&42:duplication&38:duplication&18:speciation&16:duplication&14:duplication&8:duplication&4:duplication&2:duplication&0:leaf&1:leaf&3:leaf&7:duplication&5:leaf&6:leaf&13:duplication&11:duplication&9:leaf&10:leaf&12:leaf&15:leaf&17:leaf&37:speciation&25:duplication&23:duplication&21:duplication&19:leaf&20:leaf&22:leaf&24:leaf&36:duplication&34:duplication&32:duplication&30:duplication&28:duplication&26:leaf&27:leaf&29:leaf&31:leaf&33:leaf&35:leaf&41:speciation&39:leaf&40:leaf&45:speciation&43:leaf&44:leaf&47:leaf