在云南省海拔1400m以下的干热河谷区如元江、元谋等县的田边地头。村察周围，酸角树（Tamarindusindica）随处可见。酸角村又名罗望子、酸豆，是苏木科酸豆属的“独生子”，云南、广乐、广西等地常有裁培。1883年，孙中山先生从檀香山带回1株酸角树，亲手植于家乡的庭园中，现 Yunnan Province at an altitude of 1400m below the dry river valley such as the Yuanjiang, Yuanmou counties Tanabe Tau. Around Mura village, Tamarindus indica is everywhere. Sour horn village, also known as tamarind, sour beans, is the only branch of the genus Suma acid "Yunnan, Guang Le, Guangxi and other places often cut. In 1883, Dr. Sun Yat-sen brought back a plant from Honolulu and was planted in his native garden