Abstract: The Hengduan Mountains region is a zone including the southeastern edge of Qinghai-Xiang,West SIchang and northwestern Yunnan.Theere are aboundant forests,the vertical distibution of the vegetation is very evident and formed a number of particular ecologic enviroment.After examing whole specimens of Arthro1Tleris collectcd throuth Hungduan Muountains region, the author has reported the species and geographic distribution of the genus Arthro-meris in this region. There are about 12 species of this genus so far discovered in Hengduan Mountains region, which occupy 80% of the total species of the world and the region is the distribution center of the genus in modern times.

Key words: Hengduan Mountains

摘要： 文本报道了分布在横断山区域的节肢蕨属(Arthromeris)植物，已知12种，1变种。其中新种2个。讨沦了该属在本区的地理水平和垂直分布，并初步探讨了在这一地区分布的种类和亚洲分布的种类之间的地理亲缘关系。

关键词: 横断山, 节肢蕨属, 分类, 地理分布