Pteridrys is a genus of ferns in the family Tectariaceae, according to the Pteridophyte Phylogeny Group classification of 2016 (PPG I).
Taxonomy The genus Pteridrys was erected by Carl Christensen and Ren-Chang Ching in 1934. The type species is Pteridrys syrmatica, transferred from Aspidium syrmaticum.
A 2016 molecular phylogenetic showed Pteridrys to be related to two new genera, Draconopteris and Malaifilix, separate from the clade containing Tectaria.
Species , the Checklist of Ferns and Lycophytes of the World recognized the following species: Pteridrys acutissima Ching ex C.Chr. & Ching Pteridrys australis Ching ex C.Chr. & Ching Pteridrys cnemidaria (Christ) C.Chr. et. Ching Pteridrys confertiloba Holttum Pteridrys costularis Li Bing Zhang, Liang Zhang, N.T.Lu & X.M.Zhou Pteridrys dongshiyongii Li Bing Zhang & X.M.Zhou Pteridrys dorsifixa Li Bing Zhang & X.M.Zhou Pteridrys hanoiensis Li Bing Zhang, Liang Zhang, N.T.Lu & X.M.Zhou Pteridrys lofouensis (Christ) C.Chr. & Ching Pteridrys microthecia (Fée) C.Chr. & Ching Pteridrys olivacea (Rosenst.) Copel. Pteridrys syrmatica (Willd.) C.Chr. & Ching Pteridrys vietnamensis Li Bing Zhang, Liang Zhang, N.T.Lu & X.M.Zhou
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