50:speciation&40:speciation&38:speciation&16:speciation&12:speciation&10:speciation&4:speciation&2:speciation&0:leaf&1:leaf&3:leaf&9:creation&7:creation&5:leaf&6:leaf&8:leaf&11:leaf&15:creation&13:leaf&14:leaf&37:speciation&21:speciation&19:speciation&17:leaf&18:leaf&20:leaf&36:speciation&34:speciation&32:speciation&30:speciation&26:speciation&24:speciation&22:leaf&23:leaf&25:leaf&29:speciation&27:leaf&28:leaf&31:leaf&33:leaf&35:leaf&39:leaf&49:creation&47:creation&45:creation&43:creation&41:leaf&42:leaf&44:leaf&46:leaf&48:leaf