^There is no established name in English. "
Xixiu" is the name of the representative place where it is spoken. In Chinese, it is called 川黔滇方言川黔滇次方言第三土语 "the third local dialect of the Chuanqiandian subdialect of the Chuanqiandian dialect [of Miao]", but it is not the only variety of Miao to have gone by that description.
^Wang, Fushi 王辅世 (1983). "Miáoyǔ fāngyán huàfēn wèntí" 苗语方言划分问题 [On the Dialect Divisions of the Miao Language]. Mínzú yǔwén (in Chinese). 5: 1–22.