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