双扇蕨科是一个自然的类群,为单型科,有8种。中国产3种:中华双扇蕨Dipteris chinensisChrist、双扇蕨D.conjugata(Kaulf.)Reinw.和喜马拉雅双扇蕨D.wallichii(R.Br.)T.Moore。云南产2种:中华双扇蕨和喜马拉雅双扇蕨。其中,喜马拉雅双扇蕨为云南分布新纪录。文中列出了国产种类的分类检索表,并均附有彩色图片。
Dipteridaceae is a natural taxon,containing a single genus,Dipteris Reinwardt and eight species,of which three are occuring in China,D.chinensis Christ,D.conjugata(Kaulf.) Reinw.and D.wallichii(R.Br.) T.Moore.Two species are found in Yunnan,China,D.chinensis Christ and D.wallichii(R.Br.) T.Moore.A newly recorded species,D.wallichii(R.Br.)T.Moore from Yunnan,China,was reported and a key to the species and new color plates are provided.