Zhejiang (Putuo Mountain), Jiangxi (Longnan, Xunwu), Fujian (Longyan, Liancheng, Nanjing), Taiwan Province Province, Guangdong (Gaoyao, Huiyang, Zengcheng, Xinfeng, Lechang, Tai Po, Raoping, the coastal islands of the Pearl River Estuary), Hainan (Baisha, Baoting, Lingshui, Qiongzhong, Ledong). On the trees or shady rocks beside the stream, the altitude is 500- 1 900 meters. It is also distributed in Japan, India, Sri Lanka, Southeast Asia, Polynesia, Australia and Madagascar in East Africa. Origin of type specimens: southern Japan.