the five ranges separating Hunan and Jiangxi from south China, esp. Guangdong and Guangxi, namely: Dayu 大庾嶺|大庾岭[Dà yǔ lǐng], Dupang 都龐嶺|都庞岭[Dū páng lǐng], Qitian 騎田嶺|骑田岭[Qí tián lǐng], Mengzhu 萌渚嶺|萌渚岭[Méng zhǔ lǐng] and Yuecheng 越城嶺|越城岭[Yuè chéng lǐng]