The extant family Dipteridaceae is a remarkable leptosporangiate fern because it includes only one genus with a rest......

　　Clathropteris was a typical dipterid fern with well documented fossil record and was widely dispersed during the Mes......

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......

从中华双扇蕨（Dipteris chinemis）中分离得到一个新的对映贝壳杉烷型二萜和反式桂皮酸的二聚体：16β—hydroxy-17-[（Z）-p-coumaroyl]-en......