China Scientific Book Services:The Best Professional China Books

A preliminary study on medieinal ptetidophytes based on statistics of specimens in herbarium of Yunnan University and analysis of relative literature indicated that there were 345 species of medicinal pteridophytes in Yunnan Province．which belonged tO 49 families and 11 1 genera，most species came from Polypodiaceae，Adiantaceae，Pteridaceae，Thelyptefidaceae，Selaginellaceae，Athyriaeeae，Huperziaceae， and Davalliaceae．It has various medical functions．mostly to clear awav heat and toxic material．The grass and root were the main part to be taken as medicine．ne medicinal pteridophytes centered in Jinping，Gongshan and Guangnan counties。which suggested a bright future．How— ever，because the study on medicinal Peteridophytes isn’t full一fledged．most species only applied to rural areas．10ts problems need to be solved．It WaS necessary to investigate medicinal pteridophytes in Yunan．find out its medieal function．ThUS．species with distinct medical value were sifted and the development of medicinal pteridophytes was promoted to marketization．