Liparis petraea is reported from China for the first time. The detailed morphological description and photos were also provided. This species is similar to L. nervosa, it can be distinguished by silvergraygreen leaves, flat leaf surface, short cylindrical projections of the callus at the base of the lip and plants usually have bulbil. The individuals in Liparis petraea population are gathered, which is related to their bulbil propagation mode.