Glehnia littoralis (in the monotypic genus Glehnia) is a species of plant in the "carrot family", Apiaceae, known by several common names including beach silvertop and American silvertop in English, and bei sha shen (Chinese: 北沙參) and shan hu cai (Chinese: 珊瑚菜) in Chinese. The genus was named after Russian botanist Peter von Glehn.