identified as Clear Creek on the Map, which shall be known as the Clear Creek Wilderness . (KK) Silver Creek-Pilot Knob Wilderness Certain Federal land within the Nez Perce-Clearwater National Forests comprising approximately 19,877 acres, identified as Silver Creek-Pilot Knob on the Map, which shall be known as the Silver Creek-Pilot Knob Wilderness . (LL) Dixie Summit Wilderness Certain Federal land within the Nez Perce-Clearwater National Forests comprising approximately 14,700 acres, identified as Dixie Summit on the Map, which shall be known as the Dixie Summit Wilderness . (MM) North Fork Slate Creek Wilderness Certain Federal land within the Nez Perce-Clearwater National Forests comprising approximately 10,416 acres, identified as North Fork Slate Creek on the Map, which shall be known as the North Fork Slate Creek Wilderness . (NN) John Day Wilderness Certain Federal land within the Nez Perce-Clearwater National Forests comprising approximately 10,302 acres, identified as John Day on the Map, which shall be known as the John Day Wilderness . (OO) Perreau Creek Wilderness Certain Federal land within the Salmon-Challis National Forest comprising approximately 8,164 acres, identified as Perreau Creek on the Map, which shall be known as the Perreau Creek Wilderness . (PP) Napias Wilderness Certain Federal land within the Salmon-Challis National Forest comprising approximately 9,287 acres, identified as Napias on the Map, which shall be known as the Napias Wilderness . (QQ) Napolean Ridge Wilderness Certain Federal land within the Salmon-Challis National Forest comprising approximately 51,404 acres, identified as Napolean Ridge on the Map, which shall be known as the Napolean Ridge Wilderness . (RR) Jesse Creek Wilderness Certain Federal land within the Salmon-Challis National Forest comprising approximately 13,994 acres, identified as Jesse Creek on the Map, which shall be known as the Jesse Creek Wilderness . (SS) Haystack Mountain Wilderness Certain Federal land within the Salmon-Challis National Forest