USFWS finalized the designation of critical habitat for slickspot peppergrass (Lepidium papilliferum) under the ESA. In total, approximately 31,569 hectares (78,009 acres) in Ada, Elmore, Gem, Payette, and Owyhee Counties in Idaho fall within the boundaries of the final critical habitat designation. The effect of this final rule is to designate critical habitat for the slickspot peppergrass, which is a threatened species under the ESA. This rule is effective 5 June 2023. POC is Lisa Ellis, State Supervisor, USFWS, Idaho Fish and Wildlife Office, 1387 S Vinnell Way, Room 368, Boise, ID 83709; tel: 208–378–5243. (Federal Register 4 May 2023 [Rule] Pages 28874-28916).