Although he disappeared soon after the work was completed, the man's clothes were said to have been found hung on two trees standing side by side. Since the setting closely resembled the Chinese character for lin (forest), the local people decided to call their mysterious benefactor "Mr.
另有一種傳說是：圳渠引水成功後，老先生就不見了，眾人找他要向他道謝，卻始終找不到，最後看到在兩棵並立的樹上懸掛著他的衣服，因此後來便稱他為「林先生」。