学名：Asplenium cyrtosorum K.W.Xu, Li Bing Zhang & W.B.Liao in Xu et al. (2018: 176).

模式信息：Type: Yunnan: Pu’er City, Pu’er Sun River National Forest Park, elev. ca. 1200 m, 22°34’51.74”N, E101°6’31.57”E, in wet soil or on wet rocks in tropical seasonal rainforest, 20 April 2017, Ke-Wang Xu & Lei Jiang XKW318 (holotype SYS!; isotypes MO!, SYS!).

模式标本采自云南普洱市（思茅）太阳河森林公园，生潮湿土壤或石壁；主模式存中山大学标本馆。

命名人：许可旺（中山大学博士生？）、张丽兵（密苏里植物园）和廖文波（中山大学）

特征集要：与蒙自铁角蕨（Asplenium trapezoideum Ching (1931: 209)）比较，差别在根状茎习性、根状茎鳞片、羽片对数和羽轴无翅等。

加词释义：源于希腊组合词，表示孢子囊群有点弯（Based on the Greek prefix, cyrto- [kyrtos], curved, and the Greek suffix, -sorum, of sorus, referring to the slightly curved sori of the new species.）。

参考文献：Xu, K.-W., Jiang, L., Zhang, L.-B. & Liao, W.-B. (2018) Asplenium cyrtosorum (Aspleniaceae), a new fern from Yunnan,China. Phytotaxa 351: 176–180.

Ching, R.C. (1931) The studies of Chinese ferns-V. Bulletin of the Fan Memorial Institute of Biology 2: 185–223.