Abstract: After elementary surveying on the status quio of wilding vegetation resources in Maowusu Sandy Land, the paper analysis’s the succession law of plant community and the evaluates exploitative situation of wilding vegetation resources. The results show that there are 11 variations, 4 subspecies and 401 species, of cause including fern, which belonging to 68 families and 224 genuses’. Among the resource of advanced vegetation, 3 species are in B-level severe danger and 7 species are in C-level severe danger which the government protected. And there are about 218 species utilized as fibrous, starch and sugar, herb medicine, pigment and vitamin material plants would be explored in the future.