Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for Navarretia Fossalis (Spreading Navarretia)

We, the U.S. Fish and Wildlife Service (Service), designate critical habitat for Navarretia fossalis (spreading navarretia) pursuant to the Endangered Species Act of 1973, as amended (Act). In total, approximately 652 acres (ac) (264 hectares (ha)) fall within the boundary of the critical habitat designation. The designated critical habitat is within San Diego and Los Angeles Counties, California. We have exempted or excluded approximately 18,747 ac (7,586 ha) of habitat with essential features in Riverside and San Diego Counties from this designation of critical habitat.