188 species (including varieties and form of variability) belong to 69 genera and 28 families of the pteridophyta from Houhe natural protective region in western Hubei, China, are reported in this paper. Some suggestions about the development and utilization of the Pteridophyta are raised here. too.
Then, on the basis of introduction of the formation conditions and development features of Longdong karst dynamic system in the Qingjiang river basin of western Hubei, China, its evolution process and characteristic result i.e. resource environmental effect, is studied.