分布于湖北西部、湖南西北部、贵州东北部、四川东部。模式标本采自湖北利川。
The species castanopsis hupehensis c. s. chao is distributed in west hubei northwest hunan northeast guizhou and east sichuan. the type specimen was collected from lichuan city west hubei.
结果金铁锁主要集中分布在横断山区，同时云南中部、东北部和贵州西北部也是一个相对集中的分布区域。
Y. Wu distributed mainly in Hengduan Mountains. In addition, it was also relatively concentrated in the middle of Yunnan, the northeast of Yunnan and the northwest of Guizhou.
云贵高原有黑颈鹤的两个越冬区：（ 1 ）云南西部； （ 2 ）云南东北部和贵州西北部。
Yungui Gaoyuan Plateau contains two wintering regions for Black-necked cranes Grus nigricollis:(1)western Yunnan, and (2) northeastern Yunnan and northwestern Guizhou.
应用推荐