Silene seelyi is a species of flowering plant in the pink family known by the common names Seely's catchfly and Seely's silene. It is endemic to Washington State in the United States, where it is limited to the Wenatchee Mountains of Chelan and Kittitas Counties. This plant grows on cliffs. It can be found in shady crevices on steep slopes and talus. Other species in the habitat my include alumroot (Heuchera cylindrica), Chelan penstemon (Penstemon pruinosus) and Wallace's selaginella (Selaginella wallacei).