; and (B) the Secretary of the Interior, with respect to National Park System lands and public land. I DESIGNATION OF WILDERNESS 101. Designation of certain National Forest System lands, National Park System lands, and Bureau of Land Management lands as wilderness In furtherance of the purpose of the Wilderness Act ( 16 U.S.C. 1131 et seq.), certain National Forest System lands, National Park System lands, and public lands administered by the Bureau of Land Management, as described in this title, in the States of Idaho, Montana, Oregon, Washington, and Wyoming are designated as wilderness and, therefore, as components of the National Wilderness Preservation System. 102. Greater Glacier/Northern Continental Divide ecosystem (a) Designation In order to protect the unique ecosystem of the greater Glacier/Northern Continental Divide region, the areas described in this section are hereby designated as wilderness. (b) Bob Marshall Wilderness Additions The following areas are incorporated into the Bob Marshall Wilderness: (1) Choteau Mountain/Teton High Peaks/Deep Creek Addition Certain Federal land within the Lewis and Clark National Forest and land administered by the Lewistown Field Office of the Bureau of Land Management comprising approximately 73,000 acres as generally depicted on the map entitled __ and dated ___, which shall be added to and administered as part of the Bob Marshall Wilderness. (2) Renshaw Addition Certain Federal land within the Lewis and Clark National Forest and land administered by the Lewistown Field Office of the Bureau of Land Management comprising approximately 30,000 acres as generally depicted on the map entitled ___ and dated ___, which shall be added to and administered as part of the Bob Marshall Wilderness. (3) Swan Front Addition Certain Federal land within the Flathead National Forest and Lolo National Forest comprising approximately 169,000 acres as generally depicted on the map entitled ___ and dated ___, which shall be added to and administered as part of the Bob Marshall