During the study of the Grimmiaceae of Xinjiang regions, four species of Grimmia, including G. capillata De Not., G. plagiopodia Hedw., G. crassiuscula H. C. Greven & C. Feng, and G. incurva Schwaegr. are newly recorded in the Xinjiang, and among them the first species is also found in China for the first time. In this paper, the taxonomic features, geographical distribution and characteristic comparison of related species are described.