Middle and Early Upper Devonian Miospore Zonations in Eastern Yunnan and the Significance of Their Stratigraphy Gumuia gyzzata A New Plant from the Lower Devonian of Yunnan, China A New Lower Devonian Genus from Yunnan, with Notes on the Origgin of Leaf New Observations on Drepanophycus spinaeformis from the Lower Devonian of Guizhou, China Studies on Early Devonian Flora of Sichuan Study of Photosynthetic Characteristics of Dendrobium devonianum Induction of Polyploid of Dendrobium devonianum The Fossil Plants from the Upper Part of the Wutong Formation in Chaoxian District, Anhui Province Huia Recurvata --- A New Plant from Lower Devonian of Southeastern Yunnan China, A new euphyllophyte Kunia venusta gen. et sp. nov. from the Middle Devonian of Yunnan, South China Effects of different endophytic fungi on seedling growth of Dendrobium devonianum Amplectosporangium—A New Genus of Plant from the Lower Devonian of Sichuan, China The Morphology and Systematic Position of Uncatoella verticillata Report of Drepanophycus Göppert (Lycopsida) from the Middle Devonian of Xinjiang, China Constituents of Dendrobium devonianum and their antioxidant activity Studies on quality evaluation of Dendrobii devoniani Early evolution of life cycles in embryophytes: A focus on the fossil evidence of gametophyte/sporophyte size and morphological complexity A neotype for Colpodexylon gracilentum Dou (Lycopsida) from the Middle Devonian of North Xinjiang, China Anatomical reinvestigation of Archaeopteris macilenta from the Upper Devonian (Frasnian) of South China Effects of different fungi on symbiotic seed germination of two Dendrobium species