接受名：Cyclosorus transitorius Ching et K. H. Shing (accepted name)

异名：Cyclosorus nigrescens Ching ex K. H. Shing (synonym)

Cyclosorus nigrescens Ching, sp. nov. ; Ching in Y. L. Zhang et al.
Sporae Pterid.Sin. 279. t. 62: 15. 1976. nom. nud. Species affinis C. euphlebio Ching, a quo differt planta minore, 90 cm alta, pinnis in-feriolibus 1-2-jugis parum abbreviatis, mediis 1.5-2 cm latis, margine in dentis grossosaliquantum pinnatifidis, pagina frondis supra colore in sicco nigrescenti, subtus cano-cas-tanea.
Yunnan austr. -orient.: Meng-zhi, He-kou (蒙自, 河口) , Cai Ke-hua (蔡克华) Nos. 376 (typus, PE) , 251 et 276, by stream in forest, alt. 200-220 m.

形体近河边毛蕨C. euphlebius Ching,但植株远较小，高达90厘米，下部1-2对羽片略缩短，中部羽片宽1.5-2厘米，边缘浅裂成齿牙状，叶干后上面黑褐色，下面灰褐色。

本新种产云南。