摘 要 ：描述了贵州耳蕨属一新种，即韭菜坪耳蕨(Polystichum jiucaipingense P. S. Wang et Q. Luo)。新种与栗鳞耳蕨(P. castaneum(Clarke) Nayar et Kaur)相近，但植株较小，叶柄、叶轴上的鳞片淡棕色，孢子囊群着生于全部羽片上而不同。
Abstract:Polystichum jiucaipingense P. S. Wang et Q. Luo, a new species of Dryopteridaceae from Guizhou, China, is described. It is similar to P. castaneum(Clarke) Nayar et Kaur, but smaller, with light brown scales on its petiole and rachis, and sori bearing on all the pinnae abaxially.