30:speciation&22:speciation&8:speciation&6:speciation&4:speciation&2:speciation&0:leaf&1:leaf&3:leaf&5:leaf&7:leaf&21:speciation&17:speciation&15:speciation&13:speciation&11:speciation&9:leaf&10:leaf&12:leaf&14:leaf&16:leaf&20:speciation&18:leaf&19:leaf&29:speciation&27:speciation&25:speciation&23:leaf&24:leaf&26:leaf&28:leaf